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The ratio of two amounts is 4 : 5. If th...

The ratio of two amounts is 4 : 5. If they are lent out at compound interest for 2 years and 1 year respectively, then the equal amount is received. Find the rate of interest per annum.

A

`30%`

B

`16%`

C

`25% `

D

`20%`

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Verified by Experts

The correct Answer is:
C
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