Question

In 4years Rs6500 amounts to Rs 8840 at a certain rate of interest . in what time will Rs 1600amounts to Rs 1816 at the same rate

Answer 1

Step-by-step explanation:

Given that,

Time=4 years

principleRs.6500

Amount=Rs.8840

Interest=8840−6500=Rs.2340

We know that,

S.I=

100

p×r×t

2300=

100

6500×r×4

r=

6500×4

2300×100

=9

then,

P=16000

A=1816

S.I=216

S.I=

100

p×r×t

216=

100

1600×9×t

t=

1600×9

216×100

=

2

3

Then,

We get t=2

2

1

years.