At what rate of simple interest does a sum double in 10 years? (CDS PYQ)
A5%
B8%
C10%
D12%
Question 2
Simple Interest on Rs 4000 at 6% per annum for 2 years is: (CDS PYQ)
ARs 420
BRs 460
CRs 480
DRs 520
Question 3
A sum of Rs 5000 amounts to Rs 6500 in 4 years at SI. The rate of interest is: (CDS PYQ)
A6%
B7%
C7.5%
D8%
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