exam Maths Puzzle Numerical Ability

Can you help me factor 3x*3=81?
I have no idea how to even begin. Thank you

Read Solution (Total 0)

exam Other Question

A rectangular sheet of cardboard has a square of the same size cut fro each of its corners. then the sides are folded upward to make a topless box. the width of the uncut cardboard write all factors: 165, 129, and 98