3 years ago

The main mathematical step used to solve percent proportion is...

Mathematics

2 answers:

Ilia_Sergeevich [38]3 years ago

8 0

Answer:

Mutiply The numbers by 100 to turn into a percent.

Step-by-step explanation:

Scrat [10]3 years ago

6 0

To solve percent problems, you can use the equation, Percent · Base = Amount, and solve for the unknown numbers. Or, you can set up the proportion, Percent =, where the percent is a ratio of a number to 100. You can then use cross multiplication to solve the proportion.

Hope this Helps you... =)=)

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A cone is 3 inches high and has a base with a surface area of 7 square inches. What is the volume of the cone?

lawyer [7]

Answer: the answer should be 7

Step-by-step explanation: V=πr2h

3=π·1.52·3

3≈7.06858

you can find the radius for the area of the base 7 by dividing by $\pi$ like such 7/3.1459 the squared because remember its in r2 form which give you 1.5 then plug this in for one of two ways to solve A· $\pi$ 1/3 or V=πr2h