Question
Quantitative Ability and Data Interpretation Question on Percentage
An alloy of gold and silver weighs 50 gms. It contains 80% gold. How much gold should be added to the alloy so that percentage of gold is increased to 90?
A
50 gms
B
60 gms
C
30 gms
D
40 gms
Answer
50 gms
Explanation
Solution
The correct option is (A) : 50 gms.