Andhra Pradesh Board Solutions for Chapter: Basic Arithmetic, Exercise 5: Exercise

Write true or false.

$21:7::15:5$

Write true or false.

$13:12::12:13$

Write true or false.

$5:6::7:8$

Check whether the following form a proportion? Write middle terms and extremes where the ratios form a proportion.

$15 \mathrm{cm}, 1 \mathrm{m}$ and $₹45, ₹300$

Check whether the following form a proportion? Write middle terms and extremes where the ratios form a proportion.

$20 \mathrm{ml}, 2 \mathrm{l}$ and $₹100, ₹10,000$

The value of $x$ is _____.

 $8:12::x:48$

The value of $x$ is _____.

$15:x::105:98$

The value of $x$ is _____.

$34:102::27:x$