book
Maths Puzzle
Numerical Ability
Help me solve the following equation for the variable x: 4xz=p
Read Solution (Total 0)
book Other Question
Find and simplify P(a+h)-P(a) given P(x)=x^2-2x
It is necessary to have a 40% antifreeze solution in the radiator of a certain car. The radiator now holds 20 liters of 20% solution. How many liters of this should be drained and