Saturday

December 20, 2014

December 20, 2014

Posted by **jyoti** on Sunday, January 20, 2013 at 6:00am.

on what sum will the compound interest at 10% per annum for 3 years compounded annually be Rs 331?

- maths -
**Reiny**, Sunday, January 20, 2013 at 8:54amx(1.10)^3 = x + 331

x(1.1)^3 - x = 331

x(1.1^3 - 1) = 331

x = 331/(1.1^3 - 1) = 1000

check:

1000(1.1^3) = 1331

so the increase (or interest) is 331

**Answer this Question**

**Related Questions**

maths - The compound interest on a certain sum for 2 years is Rs 41 and simple ...

maths-- compound interest - find the compund interest on $2500 for one year at 4...

math - a sum of Rs.8000 generates Rs.1261 as compounded interest in 03 years ...

maths - 1. Find the amount and the compound interest on rs.12800 for 1 year at ...

maths - If an amount of Rs 10,000/- is invested at a simple interest of 12% per ...

maths - The difference of compound interest and simple interest on an amount at ...

Compound math - (Future Value) Suppose you invest $8000 into an account that ...

Compound interest - Hello My teacher skipped over this and I have no clue how to...

Kirr - *solve execises by using compounded interest formula Principal $ 700 ...

Mathematics - using the compound interest formula find the principal that will ...