exam
Maths Puzzle
Numerical Ability
A cough medicine contains 25% alcohol. How much liquid should a pharmacist add to 120 milliliters of the cough medicine so that it contains only 20% alcohol?
Read Solution (Total 0)
exam Other Question
Stan invested $26,000, part at 11% and part at 8%. If the total interest at the end of the year is $2,560, how much did he invest at 11%?
5 squareroot of 54