R K Bansal Solutions for Chapter: Proportion (Including Word Problems), Exercise 1: EXERCISE

Check whether a given ratio forms a proportion or not 

$8:16 and 12:15$

Check whether the given ratio forms a proportion 

$16:28=24:42$

Check whether the given ratio forms a proportion

$12÷3 and 8÷2$

Check whether the given ratio forms a proportion 

$\frac{15}{18} \text{and} \frac{10}{12}$

Check whether the ratio forms a proportion 

$\frac{7}{8} and 14:16$

Make a set of possible proportions from the numbers $15, 18, 35$ and $42$.

$15:35::18:42$

Make a set of possible proportions from the numbers $15, 18, 35$ and $42$.

$42:18=35:15$

Make a set of possible proportions from the numbers $15, 18, 35$ and $42$.

$42:35=18:15$