Question

+ R be the rate percent per annum of simple interest.
°12 Years = 6 years = 20 years.
3PX100 - 200 x 3 = 10.
Using R = 1x100
PXT we get R = 3
P.
x203
× 20 = 10.
Hence, the required rate of interest = 10% per annum.
ample 6. What sum of money will amount to 4230 in 2 years at 7% per annum simple
interest?
lution. Let the sum of money (principal) be P.
A (amount) = 34230, T (time) = 2
years,
R (rate) = 7% per annum
Using the formula A = (1+ 2X P, we get
years =
NIG
100)
7x -
NIG
47
4230 =
P=
4230 = 1+ 100 P = 1+ PRP=P = 4230740 = 3600.
P
1+
=
4230 x 40
47
-
-PBP
40
100
40​

Answer 1

Answer:

+ R be the rate percent per annum of simple interest.

°12 Years = 6 years = 20 years.

3PX100 - 200 x 3 = 10.

Using R = 1x100

PXT we get R = 3

P.

x203

× 20 = 10.

Hence, the required rate of interest = 10% per annum.

ample 6. What sum of money will amount to 4230 in 2 years at 7% per annum simple

interest?

lution. Let the sum of money (principal) be P.

A (amount) = 34230, T (time) = 2

years,

R (rate) = 7% per annum

Using the formula A = (1+ 2X P, we get

years =

NIG

100)

7x -

NIG

47

4230 =

P=

4230 = 1+ 100 P = 1+ PRP=P = 4230740 = 3600.

P

1+

=

4230 x 40

47

-

-PBP

40

100

40​

Step-by-step explanation: