Question

Email bad effect of covid19 ​

Answer 1

$\sf{\bold{\blue {\underline{Given}}}}$

\sf{\bold{\green{\underline{\underline{Given}}}}}

Given

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Simple Interest = Rs. 450

Time = 3 years

Rate = 5%

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\sf{\bold{\green{\underline{\underline{To\:Find}}}}}

ToFind

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Principle = ??

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\sf{\bold{\green{\underline{\underline{Solution}}}}}

Solution

\sf{\red{\boxed{\bold{Interest = \dfrac{P \times R \times T}{100}}}}}

Interest=

100

P×R×T

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\sf : \implies\: {\bold{ 450 = \dfrac{P\times 5 \times 3 }{100}}}:⟹450=

100

P×5×3

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\sf : \implies\: {\bold{ 450 = \dfrac{P\times 3 }{20}}}:⟹450=

20

P×3

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\sf : \implies\: {\bold{ P = \dfrac{450\times 20 }{3}}}:⟹P=

3

450×20

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\sf : \implies\: {\bold{ P = 150 \times 20 }}:⟹P=150×20

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\sf : \implies\: {\bold{ P =Rs. 3000}}:⟹P=Rs.3000

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\sf{\bold{\green{\underline{\underline{Answer}}}}}

Answer

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Rs. 3,000 will amount Rs. 450 as simple interest in 3 years at 5% per annum