exam
Maths Puzzle
Numerical Ability
A conical pile of sand 6 ft. in height has a volume of 27 cubic feet.If the bottom of pile is on level ground,how much ground does it cover?Show solution and formulas.
Read Solution (Total 0)
exam Other Question
htis has to d with circles
x^2+y^2+2x+4y=9
Grain worth 65 cents per pound was mixed with grain worth 90 cents per pound to produce 20 pounds of a mixture worth 80 cents per pound. Find how many pounds of each was used