Question

29. If 20% of a = b, then b% of 20 is the same as:
A.4% of a
B.5% of a
C.20% of a
D.10% of a​

Answer 1

Answer: option A

Step-by-step explanation:

20% = 1/5

(1/5)xa= b

=> a/5= b

b% of 20

= (b/100)x20

= {(a/5)/100}x20

= {(20a/5)/100}

= 4a/100

= ax (4/100)

= 4% of a