Question

2. What sum of money will amount to ? 2832 at 92% p.a. in 5 years?

3. The simple interest on a certain sum for 12 years at 10% per annum is = 112.50. Find the sum.

4.Find the rate when -
a)PRINCIPLE = ₹1050, SIMPLE INTREST= ₹168, TIME =2 YEARS
b)PRINCIPLE = ₹4400, AMOUNT = ₹5610, TIME = 5 YEARS 6 MONTHS​

Answer 1

Answer:

i don't know sorry

Step-by-step explanation:

i am only in class 4 so i don't know this answer so sorry

Answer 2

Answer:

Hence, the INR 1641.7 sum of money amounts to INR 2832 in 5 years at $ 9\dfrac{1}{2}\% $ the rate of interest.

Given,....

Principal(P)=?

Rate(R)=10%

Time(T)=1

2

1

=

3

2

We know,

S.I=

100

P×R×T

112.50=

100

P×10×

2

3

5×3

112.50×100

=P

Rs.750=P

or

P=Rs.750

A = 5610 and P = 4400. 5610 = 4400 + 4400*5.5*r/100, since we have to find r. Thus, rate of interest is 5%

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