exam
Maths Puzzle
Numerical Ability
Find the volume of a regular pyramid wtih an octagonal base that has an area of 27 ft^2 and a height of 7 ft.
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exam Other Question
A bus leaves a station at 1pm traveling west at an average speed of 44 mi/h. One hour later another bus leaves the same station traveling east at a rate of 48 mi/h. At what time will the two buses be 274 mi apart?
Solve by the elimination method
0.05x+0.25y=11
0.15x+0.05y=12