exam
Maths Puzzle
Numerical Ability
Decide whether the pair of lines is parallel, perpendicular, or neither.
The line through (-20, 5) and (-4, 7) and the line through (-5, 5) and (7, 4)
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exam Other Question
It takes 150 square feet of wood flooring to cover a 13 by 11 foot room, counting waste. At this rate, how much flooring, to the nearest foot, would it take to cover a 15 by 20 foot room?
A rectangular solid has a base with length 2 cm and width 3 cm. If the volume of the solid is 42 cm^3, find the height of the solid. [Hint: The volume of a rectangular solid is given by V=LWH.]