Question

at the certain rate of interest the interest after 3 years on rupees 10000 principal is 1800 rupees what would be the interest on rupees 25000 at the same rate of interest for the same period?​

Answer 1

Answer:

We know that SI=  

100

PRT

​  

 

Given principal=Rs.5000, time=4 years and S.I.=Rs.1200

i.e.,  

100

5000×4×R

​  

=1200

Then, rate of interest i.e.,R=6%

Now,  

R=6%,P=Rs.1200 and time=4years

Then S.I.=  

100

PRT

​  

=  

100

1200×6×4

​  

=Rs.288