Question

If 80% of A = 20% of B and B = 5x% of A, then the value of x is

Options

• 75

• 80

• 90

• 85

Answer 1

80

Explanation:

`(80"A")/100=(20"B")/100`

B = 4A

`"B"=(5"x A")/100`

`4"A"=(5"x A")/100`

80 = x