Question 58
In the following question, fill in the blanks to make the statements true.
On dividing 85 by ___ we get 8.
Let 85 be divided by x to get 8. So, 85÷x=8⇒85×1x=8⇒858=x∴x=8581=85−1=84
Question 59
On multiplying ___ by 2−5, we get 25.
Question 42
By multiplying (10)5 by (10)−10, we get ___
Question 51
By multiplying (53)4 by ___ we get 54.
Question 62
By solving (60−70)×(60+70), we get ___ .