Question

A number when multiplied by 5 exceeds itself by 64. The number is

i) 18
ii) 8
iii) 16
iv) 80

Answer 1

lets the number Be x
x*5-x=64
5x-x=64
4x=64
x=16

Answer 2

Answer:

Let the unknown number be x.

x × 5 = x + 64

5x = x + 64

4x = 64

x = 64/4

x = 18

Therefore, option (i) 18 is correct.