Question

10. Ramu invested a sum of Rs. 12500 at 12% per annum
compound interest I. He received an amount of Rs. 15680 after
x years. Then find the value of x.
11. In a certain month, Amar donated 8% of his monthly
income to a charity and deposited 25% of the remaining in a
bank. He was left with Rs. 27600. Find his monthly income
(in Rs.).
12. 20% of x+25% of 20=25% of 40. Find x.
13. A had Rs. 160 and B had Rs.140. A spent 20% and B spent
30% of the money they had. Who spent more money?
14. P=72000 and R=3% per annum, find the amount in ka
year approximately interest compounded quarterly.​

Answer 1

Answer:

Use

and evaluate n. <br> (ii) A=Rs. 15680, P=Rs. 12500, R=12% per annum, find n.

Step-by-step explanation:

Pls vote me

Answer 2

Answer:

this sum answer is 28190