Jagat Jitendra Matto Solutions for Chapter: Ratio and Proportion, Exercise 3: EXERCISE 8.3

Arrange the following numbers in the correct order to make them in proportion. The first number has to be the first term of the proportion.

$8, 24, 9, 27$

Arrange the following numbers in the correct order to make them in proportion. The first number has to be the first term of the proportion.

$0.9, 10, 4, 0.36$

Arrange the following numbers in the correct order to make them in proportion. The first number has to be the first term of the proportion.

$8, 40, 200, 40$

Arrange the following numbers in the correct order to make them in proportion. The first number has to be the first term of the proportion.

$5, 90, 15, 30$

Do the ratio of $12 \mathrm{cm}$ to $3 \mathrm{m}$ and $8$ seconds to $3$ minutes form a proportion? 

Find the mean proportional of the following:

$81, 121$

Find the mean proportional of the following:

$100, 256$

Find the mean proportional of the following:

$9, 81$