book Maths Puzzle Numerical Ability

A Cube has an edge of 3 in. what is the total area of the cube

Read Solution (Total 0)

book Other Question

I am supposed to find the value of x and y and do not know where to start. Here is the problem:

x-4y+22
2x+5y=-21 Word problem help: Five bells begin to toll together and then at intervals of 3,5,7,8 and 10 seconds respectively. Find after what interval they will again toll together ??