Question

at what rate percent per annum will RS 4000 amount to RS 4410 in 2 year when composded annually​

Answer 1

Answer:

Answer:

5%

Step-by-step explanation:

Principal P = Rs.4000

Time(t) = 2 years

Amount A = Rs. 4410

Rate of interest = ?

No. of compound per year n = 1

Formula of Amount of compound interest :

A=P(1+\frac{r}{n})^{nt}A=P(1+

n

r

)

nt

where r is in decimals

Substitute the values

4410=4000(1+r)^{2}4410=4000(1+r)

2

\frac{4410}{4000}=(1+r)^{2}

4000

4410

=(1+r)

2

\sqrt{1.1025}=(1+r)

1.1025

=(1+r)

1.05=(1+r)1.05=(1+r)

0.05=r0.05=r

So, rate of interest = 0.05*100= 5%

Answer 2

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