exam Maths Puzzle Numerical Ability

here is the problem 1 is less than or equal to -w/2
My question is in the answer the variable is switched to the
other side.
I am asking why?

Read Solution (Total 0)

exam Other Question

Add. Simplify by collecting like radical terms if possible, assuming that all expressions under radicals represent nonnegative numbers.

sqrt ( 7a ) + root ( 3, 28a^3 ) find the volume of a rectangular prism that is 4 feet high, 6.5 feet wide, and 8 feet long