S K Khanuja Solutions for Chapter: Proportion, Exercise 1: Exercise

In covering $222 \mathrm{km},$ a car consumes $12$ litres of petrol. How many kilometres will it go in $10$ litres of petrol?

If $24$ workers can build a wall in $15$ days and $8$ workers will take $x$ days to build a similar wall, then find the value of $x$.

Find $x$ if the numbers are in proportion.

$9:x::x:49$

Find $x$ if the numbers are in proportion:

$48:36::x:3$

Find $x$ if numbers are in proportion:

$36:x::x:16$

The weight of $45$ books is $18 \mathrm{kg}$. How many books can be loaded on a truck having a capacity of carrying $4000 \mathrm{kg}$ load?

A car travels $165 \mathrm{km}$ in $3$$\mathrm{hours}$.   How long will it take to travel $440 \mathrm{km}$ ?

A car travels $165\mathrm{km}$ in $3$$\mathrm{hours}$.   How far will it travel in $6\frac{1}{2}$$\mathrm{hours}$.