book
Maths Puzzle
Numerical Ability
Could someone help me with this one also please?
Solve for x without using decimals:
(2x + 3)^2 - (x - 2)^2 = 3
Read Solution (Total 0)
book Other Question
A coffee wholesaler blends together three types of coffee that sell for $1.95, $2.10, and $2.25 per pound so as to obtain 100 pounds of coffee worth $2.13 per pound. If the wholes
Dorothy is 3 times as old as her sister. In 5 years she will be twice as old as her sister. How old are Dorothy and her sister now?