Question

A sum at simple interest of 4% per annum amounts to 3,120 in 5 years. Find the sum .
please please please please please please answer
it's urgent!!!!​

Answer 1

Answer : ₹ 15600

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Given:

• A sum at simple interest of 4%per annum to 3120 in 5 years

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To find:

• What is the sum?

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Solution:

• Applying interest formula,

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$\begin{gathered}\begin{gathered}: \implies \underline{ \boxed{\displaystyle \sf \bold{\:I \: = \: \frac{P \: \times \: R \: \times \: T}{100} }} }\\ \\\end{gathered}\end{gathered}$

• Principal = ?
• Rate = 4%
• Time = 5 years
• I = ₹3120

$\begin{gathered}\begin{gathered}: \implies \displaystyle \sf \: 3120 \: = \: \frac{P \: \times 4 \: \times \: 5}{100} \\ \\ \\\end{gathered}\end{gathered}$

$\begin{gathered}\begin{gathered}: \implies \displaystyle \sf \: 3120\: = \: P \: × \: \frac{4 \: \times 5 \: }{100} \: = 0.04 \: \times \: 5 \\ \\ \\\end{gathered}\end{gathered}$

$\begin{gathered}\begin{gathered}: \implies \displaystyle \sf \: P \: = \: \frac{3120}{0.04 \: \times \: 5} \\ \\ \\\end{gathered}\end{gathered}$

$\begin{gathered}\begin{gathered}: \implies \underline{ \boxed{\displaystyle \sf \bold{\: Principal \: = \: ₹15600}} }\\ \\\end{gathered}\end{gathered}$

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Answer 2

Interest= Rs.15600

Let's See How:-

Given In Question:-

Principal:-let principal be P

Rate:- 4%

Time:-5 Years.

Find The Sum

${ \huge {\underline {\underline {\mathtt {\blue{SoLuTiOn♡}}}}}}$

Interest=

$3120 = \frac{p \times 4 \times 5}{100}$

$3120 = p \times \frac{4 \times 5}{100} = 0.04 \times 5$

Principal=

$\frac{3120}{0.04 \times 5}$

((do the cuttings then))

Principal= Rs.15600 Answer Will come.

Hope it helps you!!

stay safe and blessed ❤️