Question

80% of a is 20% of b. b= x% of a then value of x is​

Answer 1

Answer:

Step-by-step explanation:

80%(a) = 20%(b) , b=x%⇒ b=x/100

80a/100 = 20b/100

4a/5 = b/5

4a=b ⇒ 4a = x/100 ⇒ x= 400a

Answer 2

Answer:

b/100×20=a/100×80

or 2b=8a

or 2x=8a

or x=4a