After a 20% increase the new price of radio is $78.00. What was the original price of the radio

Answers

Answer 1
The original price was 65. 

78/ 1.2 = 65


Related Questions

∠C and ​ ∠D ​ are vertical angles with m∠C=−3x+58 and m∠D=x−2 .



What is m∠D ?



Answers

vertical angles are equal

-3x + 58 = x - 2
-3x - x = -2 - 58
-4x = - 60
x = -60/-4
x = 15

m < D = x - 2....15 - 2 = 13 <====
m < C = -3x + 58....-3(15) + 58 = 13 

Answer:

m<D is [tex]13^{0}[/tex]

Step-by-step explanation:

Vertically opposite angles are said to be equal angles, thus;

                   m<C = m<D

So that,

              -3x + 58 = x -2

             -3x - x = -2 -58

               - 4x = - 60

                 x = [tex]\frac{- 60}{- 4}[/tex]

                 x = 15

Thus,

  m< D = x - 2

           = 15 - 2

           = [tex]13^{0}[/tex]

Therefore, m<D is [tex]13^{0}[/tex]

HELP PLEASE ILL GIVE BRAINLIEST

Answers

8 [tex] \frac{19}{24} [/tex] || Hope this is what your looking for ^.^

What is log "small two" (x+2)+log "small two again" (27)

Answers

The "small two" you said means "log base two", for future reference. And what exactly is the question?

What is the rate of change?

Answers

Well rate of change is slope. Which is change in y over change in x so find two coordinates so let's say (0,20) and (10,60). The change in y is 40 and the change in x is 10 so the rate of change or slope is 40/10 or Slope= 4

Answer: 4

Gradient = rise/run

= 4/1

So, rate of change is 4

Hope this helps!

When y = 0, the equation becomes 0 = 230 – 45x. Solve this equation for x. What does the solution represent?

Answers

the answer to the quation is x=46/9
    
0 = 230 - 45x
45x = 230
x = 230/45
x = 46/9

what does this solution represent ?
well.....(46/9,0) is ur x intercept......so this equation has one solution

30 POINTS Ivan is saving money to buy a computer with. He started wih $225 in his savings account and the first week he added $75, the second week he added $200, the third week he unfortunately had to take out $50 and the fourth week he added $125. How much more money does he need to save if the computer cost $895?

Show your work.

A) $220
B) $320
C) $420
D) $575

Answers

started with 225 added 75

225 +75 = 300 then added 200

300 +200 = 500, took 50 out

500-50 = 450 then added 125

450 +125 = 575


895-575 = 320

 Answer is B $320

Answer:

Answer is B $320

Step-by-step explanation:


Solve for n.

11(n – 1) + 35 = 3n

n = –6

n = –3

n = 3

n = 6

Answers

The answer is n=-3.

negative three
ANSWER

[tex]n = - 3[/tex]


EXPLANATION

We have the equation,

[tex]11(n - 1) + 35 = 3n[/tex]


We expand the brackets to obtain,



[tex]11n - 11+ 35 = 3n[/tex]



We simplify the constant terms to obtain,


[tex]11n + 24 = 3n[/tex]



We now group the constant terms on one side of the equation and the variable terms on the other side.



[tex]11n - 3n = - 24[/tex]


We simplify to obtain,

[tex]8n = - 24[/tex]


We divide both sides of the equation to get,


[tex]n = -3[/tex]

Hence the correct answer is B.

6/x +3=
3x- 6=
6 (x+3)=

tip: 6/x is a fraction

Answers

We don't know exactly what x is, so the best we can do is simplify these expressions. For 6/x+3, we know that both 6 and 3 are factors of 3, so using the distributive property, 3*2/x+3*1=3*(2/x+1). For 6(x+3), we can use the distributive property to get 6*x+6*3=6x+18. Good luck on the middle expression (I'd recommend using a similar strategy to the one I used), and feel free to ask any questions!

how many 1/4 cups are there in 3/4 cup?

Answers

there are 3 1/4 cups in 3/4 cups

There are 3 cups of 1/4 cups in 3/4 cups.

What is ratio and proportion?

explanation;

3/4 is equal to 3 times 1/4. 3 times

⇒ 1/4 implies 3×1/4 = 3/4.

A ratio is an ordered pair of numbers a and b, written a / b in which b does no longer identical zero. A proportion is an equation wherein ratios are set equal to each other. The share components is used to depict if two ratios or fractions are same. we can find the lacking fee by dividing the given values. the proportion formula can be given as a: b::c : d = a/b = c/d wherein a and d are the acute terms and b and c are the mean phrases.

The quantitative relation among two quantities showing the number of times one cost consists of or is contained inside the other. The indicated quotient of two mathematical expressions. b : the connection in quantity, quantity, or size among  or more matters.

A ratio can be defined as the connection or assessment among two numbers of the same unit to check how larger is one variety than the alternative one. as an instance, if the quantity of marks scored in a take a look at is 2 out of 5, then the ratio of marks received to the total range of marks is written as 2:5.

The ratio is the relationship or evaluation among two quantities of the identical unit to check how bigger is one variety than the alternative one. it is written as a/b or a: b in which b isn't always identical to zero. A share is an equality of  ratios. Proportions are used to write down equal ratios which helps to resolve the unknown quantities. The numbers in a ratio can be quantities of any type, along with counts of people or objects, or along with measurements of lengths, weights, time, and so on. In maximum contexts, both numbers are confined to be fine.

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a block of gold with a mass of 4,830 kilograms has a volume of 0.25 cubic meters. what is the density of the gold?

Answers

Density = mass / volume
Density = 4,830 / 0.25
Density = 19,320 kg/m

If the volume of a chunk of gold with a mass of 4,830 kg is 0.25 cubic meters. The gold will have a density of 19,320 kg/m.

What is density?

It is defined as the mass-to-volume ratio. The density indicates the object's density and is represented by the symbol. The density is measured in kilograms per cubic meter. While volume is a three-dimensional space enclosed by an object or thing.

It is given that, a block of gold with a mass of 4,830 kilograms has a volume of 0.25 cubic meters.

We have to find the density of the gold.

Density = mass/volume

Density = 4,830 / 0.25

Density = 19,320 kg/m

Thus, if the volume of a chunk of gold with a mass of 4,830 kg is 0.25 cubic meters. The gold will have a density of 19,320 kg/m.

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Jessica can do 60 Jumping Jacks in 2 minutes Dale can do 150 Jumping Jacks in 5 minutes are these rates equivalent and can you explain why

Answers

Yes, they are. You have to divide 60 by 2. You get 30. Now multiply 30 x 5. You get 150. They are equivalent. In need of more explaining? If so, I'm always here! :) Do you want to know why I have to do these items?

what percent of 92 is 23

Answers

We can let the percentage be p%
list an equation out from the given information.
92 x p% = 23
Flip 92 into the other side, turning it into ÷92
P% = 23 / 92
= 0.25
0.25 can be transformed into percentage, by moving the decimal place 2 places to right. Therfore, 0.25 is equal to 25.0%, which is 25%
Therfore, 25% of 92 is 23

What is the common ratio for the geometric sequence?

24,−6,32,−38,...



Enter your answer in the box.

Answers

Note this pattern:  Mult. 24 by (-1/4) produces -6.
                              Mult -6 by (-1/4) produces 6/4 = 3/2
                             Mult. 3/2 by (-1/4) produces 3/8

Looks as though you copied the problem down incorrectly.  You wrote 32 for 3/2 and -38 for -3/8.

The common ratio is -1/4.

The common ratio, r of the geometric sequence

24,−6,32,−38,... is -1/4

How to find common ratio of a geometric sequenceFirst term, a = 24

Second term, = -6

nth term of a geometric sequence = ar^(n-1)

n = number of terms

Common ratio, r = second term ÷ first term

= -6/24

= -1/4

r = -38/32

= -18/16

= -9/8

It seems the third and fourth term, 32 and -38 do not correspond with the given ratio.

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1000 points! What is the equation of this line? please put a real answer and explain how you got the answer,answers like it looks like an agg, i small like farts etc. will be reported, im really VERY sorry. thankyou :D

Answers

The slope is 4/11 y-intercept is -52/11
y = 4/11x + -52/11

Answer:

The slope is 4/11 y-intercept is -52/11

y = 4/11x + -52/11

Step-by-step explanation:

Which is the largest ratio?

5/36, 2:9, 3 to 18, 1:3
5/36
2:9
3 to 18
1:3

Answers

1:3 is the largest ratio.

You find the ratio by dividing two numbers.

Answer:  The largest ratio is (d) 1 : 3.

Step-by-step explanation:  We are given to select the larges ratio among the given options.

The first ratio is

[tex]\dfrac{5}{36}.[/tex]

The second ratio is

[tex]2:9=\dfrac{2}{9}=\dfrac{2\times 4}{9\times 4}=\dfrac{8}{36}.[/tex]

The third ratio is

[tex]3\textup{ to }18=\dfrac{3}{18}=\dfrac{3\times 2}{18\times 2}=\dfrac{6}{36}.[/tex]

The fourth ratio is

[tex]1:3=\dfrac{1}{3}=\dfrac{1\times 12}{3\times 12}=\dfrac{12}{36}.[/tex]

Arranging all the ratios in ascending order, we have

[tex]\dfrac{5}{36},~\dfrac{6}{36},~\dfrac{8}{36},~\dfrac{12}{36}\\\\\\\Rightarrow \dfrac{5}{36},~\dfrac{3}{18},~\dfrac{2}{9},~\dfrac{1}{3}.[/tex]

Thus, the largest ratio is (d) 1 : 3.

estimate the quotient for 49 / 311

Answers

To get a close estimate, we can round 49 up to 50 and 311 down to 300, obtaining an estimate of 50/300 = 1/6, or 0.1666... as a repeating decimal. That decimal approximation is a little less than one hundredth away from the actual decimal approximation of ≈ 0.1576
If you’re estimating, you’d usually round the numbers and proceed.
49 would round up to 50.
311 would round down to 300.
300 / 50 = 6.
(Unless you were doing 50 / 300, which would be -0.166666...)

Hope that helped! :)

5n-12=3n+4 equals what

Answers

5n-12=3n+4
2n-12=4
2n=16
n=8
Take add 12 to both sides:
5n-12+12 = 3n+4+12
= 5n = 3n+16

Then take away 3n from both sides:
5n-3n = 3n+16-3n
= 2n = 16

Then divide both sides by 2
2n/2 = 16/2
= n = 8

Hope this helps! :)

how to do 8c+6j=5p solve for c and plz show how you got it

Answers

The answer is c=3j/4+5p/8 how I got I was by subtracting 6j from both sides then divide
8c + 6j = 5p

We're simply just trying to get c onto it's own side, so we must get everything onto the other side of c.

So, subtract 6j from both side.s

8c = 5p - 6j

Then, divide both sides by 8.

8c ÷ 8 = (5p - 6j) ÷ 8

Simplify.

c = 5p/8 - 6/8j

Simplify.

c = 5/8p - 3/4j → [tex]c = \frac{5}{8} p - \frac{3}{4} j[/tex]

~Hope I helped!~

What is 76.78 rounded to the nearest whole number?

Answers

The answer is 77 because it is only .22 away from 77 and .78 from 76 hoped this helped 
Feel free to ask anymore questions here ta brainly.com
Your answer would be 77. 78 is closer to 100 (77) than it is to 0 (76).

Rearrange formula A=r2 For r

Answers

A= r2
2 is multiplying So you have to divide it by both sides it would be
A/2= r

Hope this works!

simplify √50 can someone help me ??

Answers

Hello there!

We need to simplify this by breaking the radicand up into a product known factors.

So, the simplify form for √50 is 5√2

Or if you want the decimal, it will be 7.07


I hope this helps!

If Jason spends 2 2/3 hours more at the camp, he will complete 7 hours of camp counseling. How many hours has he worked so far? EXPLAIN

Answers

Well, 2 2/3 is 2 hrs and 40 mins, and he needs that exact amount to have 7 hrs.  So, 7hrs-2 2/3hrs = 4 1/3hrs (4 hours and ten minutes.)

The number of hours Jason has worked so far is [tex]4\frac{1}{3}[/tex] hours.

What is subtraction of fractions?

Subtracting fractions include the subtraction of two or more fractions with the same or different denominators. Like fractions can be subtracted directly but for unlike fractions we need to make the denominators same first and then subtract them.

Given that, Jason spends [tex]2\frac{2}{3}[/tex] hours more at the camp, he will complete 7 hours of camp counseling.

Now, 7- [tex]2\frac{2}{3}[/tex]

= 7-8/3

= (21-8)/3

= 13/3

= [tex]4\frac{1}{3}[/tex]

Therefore, the number of hours Jason has worked so far is [tex]4\frac{1}{3}[/tex] hours.

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Mr. Lewis sees a red light ahead and applies the brakes on his car. The car travels 300.5 feet before coming to a stop. For each foot the car travels during this time, its speed changes by -0.2 miles per hour. What is the total change in the car's speed during that time? ( PLEASE ANSWER AS SOON AS POSSIBLE )

A. -36.5
B. -60.1
C. -60.10
D. 36.5

Answers

multiply distance by change in speed:

300.5 feet x -0.2 mph

300.5 * -0.2 = -60.1 change in speed

There are (10^8)^2 ⋅ 10^0 candies in a store. What is the total number of candies in the store?

Answer Choices:
A:1
B:10^10
C:10^16
D:10^17

Answers

i would go with c 10^16

Does 4/5 equal to 2/7 if not please use < Or >

Answers

4/5 > 2/7  is the answer

God bless!
Hello there!

4/5 = 0.8
2/7 = 0.28

No they are not equal.

This < means that the number on the left side is smaller than the number on the right side.

> This means that the number on the left side is bigger than the number on the right side.

So, we should have

4/5 > 2/7 (that's the answer)

Let me know if you have questions about the answer :)

Best of luck!


Pilar wanted to use estimation to solve a decimal addition problem. She correctly used estimation to rewrite the problem as 12 + 3 + 5 + 6. What could her original problem have been?

Answers

The expression 12 + 3 + 5 + 6 is rewrite as 26. The original problem will be 26.

What is Algebra?

The analysis of mathematical representations is algebra, and the handling of those symbols is logic.

Pilar wanted to use estimation to solve a decimal addition problem.

She correctly used estimation to rewrite the problem as 12 + 3 + 5 + 6.

Then the original problem will be

⇒ 12 + 3 + 5 + 6

⇒ 26

More about the Algebra link is given below.

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Which of the following is a way to describe the number 358 ?

Answers

3 hundreds 5 tens 8 ones 

hope this was helpful :-)

What is another to refer to coincident lines?

Answers

The answer is:  "infinite line(s)" .
____________________________________

Natalie runs at a rate of 5/8 miles in 1/6 of an hour at this rate how long will it take her to run 2 1/2 miles

Answers

This problem is easily solved using an equation of ratios, as follows:

(5/8) mile         2 1/2 mi
--------------  =  ----------=--
(1/6) hour             x

Cross multiplying, (5/8)x = (1/6)(5/2)

Thus, (5/8)x = 5/12

x = (5/12)  /  (5/8)  = 8/12 hour, or 2/3 hour, or 40 minutes.


How to simplify the expression by combining like terms

Answers

-r+6+8r-14
-r     -r
6+7r-14
+6     +6
7r-8
It is 7r-8 because you combine like terms


-r + 6+8r-14
You subtract r to 8r which is 7r

So now it is 7r + 6 - 14

Then you add 6 to -14 which is -8

And you get 7r -8
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