How many times will the sum gets multiplied in 10 years at 20% per annum rate of interest?

2 times

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3 times

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4 times

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5 times

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Solution

The correct option is C 3 times
R = 20 %, T = 10 years, N = ?
$R \times T = 100 \times (N - 1)$
$∴ 20 \times 10 = 100 \times (N - 1)$
$∴ N - 1 = 2$
$∴ N = 3$ times

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How many times will the sum gets multiplied in 10 years at 20% per annum rate of interest?

The correct option is C 3 timesR = 20 %, T = 10 years, N = ?R×T=100×(N−1)∴20×10=100×(N−1)∴N−1=2∴N=3 times

The correct option is C 3 times
R = 20 %, T = 10 years, N = ?
$R \times T = 100 \times (N - 1)$
$∴ 20 \times 10 = 100 \times (N - 1)$
$∴ N - 1 = 2$
$∴ N = 3$ times