Question 21

The sum which will earn a simple interest of Rs. 126 in 2 yr at 14 % per annum, is
(a) Rs. 394
(b) Rs. 395
(c) Rs. 450
(d) Rs. 540

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Solution

Given, I = Rs. 126, R = 14 % and T = 2 yr
$∴ I = \frac{P \times R \times T}{100} \Rightarrow 126 = \frac{P \times 14 \times 2}{100} \Rightarrow 126 \times 100 = P \times 14 \times 2 \Rightarrow P = \frac{12600}{14 \times 2} \Rightarrow P = R s . 450$

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Question 21 The sum which will earn a simple interest of Rs. 126 in 2 yr at 14 % per annum, is (a) Rs. 394 (b) Rs. 395 (c) Rs. 450 (d) Rs. 540

Given, I = Rs. 126, R = 14 % and T = 2 yr ∴I=P×R×T100⇒126=P×14×2100⇒126×100=P×14×2⇒P=1260014×2⇒P=Rs.450

Question 21

The sum which will earn a simple interest of Rs. 126 in 2 yr at 14 % per annum, is
(a) Rs. 394
(b) Rs. 395
(c) Rs. 450
(d) Rs. 540

Given, I = Rs. 126, R = 14 % and T = 2 yr
$∴ I = \frac{P \times R \times T}{100} \Rightarrow 126 = \frac{P \times 14 \times 2}{100} \Rightarrow 126 \times 100 = P \times 14 \times 2 \Rightarrow P = \frac{12600}{14 \times 2} \Rightarrow P = R s . 450$