Question

If 20% of 40% = 25% of a% of b, then what is the value of b?
a.8 / 5b) 16/25) 8/25
d.None

Answer 1

Answer:

None

Step-by-step explanation:

0.2*0.4=(0.25*a/100)*b

To find b.

Since there are 2 unknowns this cannot be solved.

But if 0.2*0.4=0.25*a/100=b

then a=8/0.25

and b=0.08=8/100

or 2/25

Answer 2

Answer:

The answer should be 32 and option d