Sunday

April 20, 2014

April 20, 2014

Posted by **maihul** on Friday, November 30, 2012 at 7:33am.

- maths -
**Reiny**, Friday, November 30, 2012 at 8:44amlet the amount be x

at compound interest:

amount = x(1.12)^2 = 1.2544x

at simple interest:

x(.12)(2) = .24x

so ....

(1.2544x - x) - .24x = 90

x(1.2544 - 1 - .24) = 90

x(.0144) = 90

x = 6250

**Related Questions**

maths - simple interest and compound interest on what sum will the compound ...

Social Studies - I was wondering if I could check my answers with someone. I'm a...

maths - how long will it take money to triple itself at 9.5% compound interest ...

maths - how long will it take a sum of money to tripe itself at (i) 9.5% ...

Math - Pre Algebra - Simple and Compound Interest Find the simple interest. ...

Visual Basic 2008 Programming - Help! I'm not sure how to start or how calculate...

maths --plse help ..sumebudy help me to solve this - On a certain sum, Compound ...

computer science - When $1000 is deposit at 5% simple interest, the amount grows...

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

maths-urgently needed - the simple interest of certain amount for a period of 2 ...