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With a given rate of simple interest, th...

With a given rate of simple interest, the ratio of principal and amount for a certain period of time is 4 : 5 After 3 years, with the same rate of interset, the ratio of the principal and amount becomes 5 : 7 The rate of interset is

A

0.04

B

0.05

C

0.06

D

0.07

Text Solution

Verified by Experts

The correct Answer is:
B
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