By which rational number would you multiply 512 , to get the product 1? [1 MARK]
Concept : 0.5 Mark Calculation : 0.5 Mark Let x be the required rational number.
Then, 512×x=1
x=125.
A rational number is such that when you multiply it by 5/2 and add 3/2 you get _7/12. What is the number?
Question 13 A rational number is such that when you multiply it by 52 and add 23 to the product, you get −712. What is the number?