Question

what sum of money should be invested for 5years at 8%p.a. to earn the some interest as 3600 rs at 10%p.a. for 4 years​

Answer 1

P1=3600

R1=10%

T1=4

SI1=P×R×T÷100

3600×10×4÷100

=₹1440

SI1=SI 2

T2=5

R2=8%

SI2=1440

P=?

P=100×SI÷R×T

P= 100×1440÷5×8

P=3600