Question

plz do fast tomorrow is my paper

Answer 1

Find the interest for 1 year:

2 1/2 years = Rs 525

5/2 years = Rs 525

1 year = 525 ÷ 5/2 = Rs 210

Find the principal amount:

Interest rate = 3 1/2 = 7/2 %

interest = Rs 210

7/2 % = 210

1% = 210 ÷ 7/2 = Rs 60

100% = 60 x 100 = Rs 6000

Answer: The sum is Rs 6000