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Usimov [2.4K]
3 years ago
6

PLS help meeeeeeee!!!!!! will mark as BRAINLIEST

Mathematics
1 answer:
Zolol [24]3 years ago
3 0

We are asked to find 7 is what percent to 30.

We will use proportions to solve our given problem.      

Let us assume that 7 is n% of 30. So we can set a proportion as:

\frac{n}{100}=\frac{7}{30}

Let us solve for n.

\frac{n}{100}\cdot 100=\frac{7}{30}\cdot 100

n=\frac{7}{3}\cdot 10

n=\frac{70}{3}

n=23.333

Therefore, 7 is 23.333\% of 30.

You might be interested in
On a map of Florida the distance between Jacksonville and Tallahassee in 2.6 centimeters. If 12 centimeters =120 meters, what is
Mila [183]

Distance between the two cities is 26 meters.

12 centimeters on the map is equivalent to 120 meters on the ground.

First thing to do is to find out the distance on the ground that 1 cm on the map represents:

= 120 / 12

= 10 meter

1cm on the map is 10 meters on the ground.

If the distance on the map is 2.6 cm, on ground it will be:

= distance on map x conversion factor

= 2.6 x 10

= 26 meters

Distance between the two cities is 26 meters.

Note: check to see if the question said kilometers or miles instead of meters.

<em>Find out more at brainly.com/question/7519084.</em>

7 0
3 years ago
Mark jogged 3 and5/7 km. His sister jogged 2 and 4/5 km. How much farther did mark jog?
katovenus [111]

Answer: 32/35 km

Step-by-step explanation: First you have to find a common denominator between these two mixed numbers. That basically means that you have to convert them so that they both have the same denominator, that way they can be compared to one another. The easiest way to do this is to just multiply the denominators. 5 x 7 = 35. I will use 35 as my denominator. Then you multiply the numerators by the same number that you multiplied the denominator by to get 35. Since 7 x 5 = 35, 5 x 5 = 25. Same with the second fraction. 5 x 7 = 35. 4 x 7 = 28. The mixed numbers we have are now 3 and 25/35 and 2 28/35. To figure out how much farther Mark jogged we just take his distance, and subtract his sister's distance from it. 3 25/35 minus 2 28/35 = 32/35.

3 0
3 years ago
The product of 216 and j, decreased by 150 is equal to 288
Scrat [10]
The equation would be:
(216 x j) - 150= 288
4 0
3 years ago
You buy a new video game for $59.99$59.99. The sales tax is 8%8%. What is the total cost for the game including sales tax?
morpeh [17]
59.99(1.08)= 64.7892

64.7892 rounded to the nearest cent= $64.79

The answer is $64.79.

Hope this helps!
3 0
4 years ago
Landon and Colin bought 1/2 pound of strawberries.They are sharing the strawberries equally. Each person will receive ? pound of
Darya [45]
You divide 1/2 by 2 (1/2 * 1/2) and get 1/4. they each get 1/4 pound
6 0
3 years ago
Read 2 more answers
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