Tamil Nadu Board Solutions for Chapter: Ratio And Proportion, Exercise 9: Exercise

$2:7::14:4$

$7$ Persons is to $49$ Persons as $11 \mathrm{kg}$ is to $88 \mathrm{kg}$.

$10$ books is to $15$ books as $3$ books is to $15$ books

Find whether $12, 24, 18, 36$ in that order can be expressed as two ratios that are in proportion.

Write the mean and extreme terms in the following ratios and check whether they are in proportion.

$78$ litres is to $130$ litre and $12$ bottles is to $20$ bottles

Write the mean and extreme terms in the following ratios and check whether they are in proportion.

$400 \mathrm{gm}$ is to $50 \mathrm{gm}$ and $25$ rupees is to $625$ rupees.

The America's famous Golden Gate bridge is $6480 \mathrm{ft}$ long with $756 \mathrm{ft}$ tall towers. A model of this bridge exhibited in a fair is $60 \mathrm{ft}$ long with $7 \mathrm{ft}$ tall towers. Is the model in proportion to the original bridge?

Madhavi and Anbu bought two tables for $₹750$ and $₹900$ respectively. What is the ratio of the prices of tables bought by Anbu and Madhavi?