If the rate of interest is increased by 70% and time period decreased by 40% while principle amount remains the same, find the change in simple interest.

Decreases by 2%

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Increases by 3%

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Increases by 2%

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Decreases by 3%

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Constant

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Solution

The correct option is C
Increases by 2%

$S . I = P R T / 100$

$A f t e r c h a n g i n g v a l u e s, S . I = P \times 1.7 R \times 0.6 T = 1.02 \frac{P R T}{100}$

$S . I i n c r e a s e s b y 2$

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If the rate of interest is increased by 70% and time period decreased by 40% while principle amount remains the same, find the change in simple interest.

The correct option is C Increases by 2% S.I=PRT/100 After changing values, S.I=P×1.7R×0.6T=1.02PRT100 S.I increases by 2

The correct option is C
Increases by 2%

$S . I = P R T / 100$

$A f t e r c h a n g i n g v a l u e s, S . I = P \times 1.7 R \times 0.6 T = 1.02 \frac{P R T}{100}$

$S . I i n c r e a s e s b y 2$