Dr Pooranmal and Ashfaq A Khan Solutions for Chapter: Revision, Exercise 1: Exercise

Two drums contain $840$ litres and $600$ litres of oil respectively. Find the maximum capacity of the container which can measure the oil of either tank in exact number of times.

Find the greatest six-digit numbers exactly divisible by $36, 24, 40 \text{and }128$.

Arrange the following integers in ascending order.

$0, -1, 2, 4, -8, 12, -13, 18, -7, 5$

Arrange the following integers in descending order.

$3, 8, -5, 27, -19, 72, -38, 0, -14, 19$

Write the absolute value of $127$

Write the absolute value of $0$

Construct $\angle AOB=90°$ with the help of ruler and compass. Draw a ray $OX$ bisecting $\angle AOB$

In the adjoining figure, line $AB\parallel EF$. Find the measure of $\angle CDE$