exam Maths Puzzle Numerical Ability

(-4/5) multiplied by (3/4) divided by 0.7

Read Solution (Total 0)

exam Other Question

Hi, I'm having trouble with a couple linear algebra questions. I understand Gauss-Jordan elimination very well, but these questions ask you to work the other way (you are given se solve for the indicated varible:
investment at compound intrest
solve for P: A=1/2bh
thanks a lot!