Question

6.
Mahesh borrowed a certain sum for two years at simple interest from Bhim
Mahesh lent this sum to Vishnu at the same rate for two years compound interest.
At the end of two years, Mahesh received * 410 as compound interest but paid
400 as simple interest. Find the sum and rate of interest.
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Answer 1

Step-by-step explanation:

2xy/100=400

xy/100+y(x+xy/100)/100=410

xy=40000/2=20000

20000/100+y(x+200)/100=410

200+xy/100+200y/100=410

200+200+2y=410

2y=10

y=5

5x=20000

x=4000