Jayashri Bhattacharya and Tarika Dhawan Solutions for Exercise 2: INNINGS

Determine if the following ratios form a proportion:
$0.5\mathrm{kg} : 0.45\mathrm{kg}\colon\colon \mathrm{₹}110 : \mathrm{₹}99$

Determine if the following ratios form a proportion
$6 \mathrm{litre} : 24 \mathrm{litre}\colon\colon 18 \mathrm{km} : 72 \mathrm{km}$

Determine if the following ratios form a proportion:
$2\mathrm{cm} : 34\mathrm{mm}\colon\colon 1200\mathrm{g} : 2\mathrm{kg} 40\mathrm{g}$

[Determine if the following ratios form a proportion:
$250\mathrm{ml}:2\mathrm{l}\colon\colon 48 \mathrm{minutes}:2 \mathrm{hours}$

First, third and fourth terms of a proportion are $\mathrm{6,12,36}.$ Find the second proportion.

A map has been drawn to the scale of $5$$\mathrm{mm}$ to $15 \mathrm{km}$. What is the distance between the two places shown $7.3 \mathrm{mm}$ apart on the map?

The ratio of the number of people outside a movie hall to the number of people inside the hall is $3:5$. If the total number of seats in the cinema hall is $150,$ Find the number of people who cannot enter the cinema hall because the tickets are sold out.

In a certain town, the ratio of the number of big cars to midsize cars is $2:7.$ If there are $\mathrm{1,00,560}$ big cars, how many midsize cars are there $?$