book Maths Puzzle Numerical Ability

1.) 3x+y=15
y=3

2.)3x-2y=12
-y+9=x

Read Solution (Total 0)

book Other Question

a) An automobile travels m miles in h hours. At this rate, how far will it travel in X hours? how do i compute the square root of a real number,so that i can use the formula in a programming language?