Question Text
Question 4 :
An elevator descends into a mine shaft at the rate of 6 m/min. If the descent starts from 10 m above the ground level, how long will it take to reach – 350 m ?
Question 5 :
Arrange 7, –5, 4, 0 and – 4 in ascending order.
Question 6 :
A boy standing on the third stair on a staircase goes up by five more stairs. Which stair is he standing at now?
Question 7 :
Is the result an integer? (– 8) – (–14) = 6
Question 9 :
What will be the sign of the product if we multiply together $\left(-1\right)$, m times, m is an odd natural number?
Question 12 :
For the two given numbers check whether their sum is between -11 and -4: (-6) and (-13).
Question 14 :
Replace the blank with an integer to make it a true statement: $\left(-3\right)\times$ _____ = 27
Question 17 :
Write a pair of integers whose product is – 15 and whose difference is 8.