Question

100
100 x 2
On solving, we get : x= 9,600
The required sum = 39,600
(Ans.)
Example 4 :
A certain sum amounts to 3 9,440 in 3 years and to 3 10,400 in 5 years. Find the sum
and the rate percent.
Solution :​

Answer 1

95000000000000000000

Answer 2

Answer:

1st case given

P=9600

R=10%

T=3 years or 7/2, years

soln

Sl=9600x7/2x10/100

=96x35=RS 3360/-

NOW A/a

NEW sl is 2x3360

=6720/-

Again for new si

6720,=,PxRx7/100

0720=Px75/10x100x2

6720x100/15=p

The Ereforp=44800/- is the REQVIRED