CAT
Exam
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. None of these
Read Solution (Total 4)
-
- b=20*a/100=a/5
now 20*b/100= b/5= a/25
= a*4/100
= 4% of a - 13 years agoHelpfull: Yes(5) No(0)
- answer option A:4%of a
- 13 years agoHelpfull: Yes(5) No(0)
- 20*a/100=b
and
b/100*20=?
on multiplying 20/100 on eq 1 then it becomes
20*20*a/10000=b*20/100
4*a/100=b*20/100
4% of a=b% of 20 - 13 years agoHelpfull: Yes(3) No(1)
- ans.A
b=a/5
b/100*20=a/25
therefore 4% of a - 13 years agoHelpfull: Yes(1) No(0)
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