1

Problem

Find the Mean proportional between 125 and 5.

2

Step

Given mean Proportion

125, 5

3

Formula

Mean Proportional Formula: \$\sqrt (a \times b)\$.

4

Step

First, multiply a & b:

\$\sqrt(125 \times 5) = \sqrt(225)\$

5

Step

The square root of the resulting term to get the mean proportional:

\$\sqrt(225)\$ = 25

6

Solution

Finally the simplified mean proportion is 25.

7

Sumup

Please summarize steps

Choices

8

Choice-A

It is correct because it represents the mean proportional between 125 and 5

Correct 25

9

Choice-B

Incorrect. This is not the square root of the product of 125 and 5

Wrong 24

10

Choice-C

Incorrect. This is not the square root of the product of 125 and 5

Wrong 26

11

Choice-D

Incorrect. This is not the square root of the product of 125 and 5

Wrong 28

12

Answer

Option

A

13

Sumup

Please summarize choices