SI on a certain sum is 16 over 25 of the sum. Find rate percent and time, if they are both equal.

8%, 8 years

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16%, 16years

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Cannot be determined

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None

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Solution

The correct option is A 8%, 8 years
$S I = \frac{16}{25} P; P = P; R = T$

$I = \frac{P T R}{100}$

$\Rightarrow \frac{16}{25} P = \frac{P \times R \times R}{100}$

$\Rightarrow R^{2} = \frac{16}{25} \times 100 = 64$

$∴ R = 8$

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SI on a certain sum is 16 over 25 of the sum. Find rate percent and time, if they are both equal.

The correct option is A 8%, 8 yearsSI=1625P;P=P;R=TI=PTR100⇒1625P=P×R×R100⇒R2=1625×100=64∴R=8

The correct option is A 8%, 8 years
$S I = \frac{16}{25} P; P = P; R = T$

$I = \frac{P T R}{100}$

$\Rightarrow \frac{16}{25} P = \frac{P \times R \times R}{100}$

$\Rightarrow R^{2} = \frac{16}{25} \times 100 = 64$

$∴ R = 8$