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Maths Puzzle
Numerical Ability
A skatebooard ramp is inclined 30 degrees up from the ground. If you move 15 feet up the ramp, how high above the ground are you?
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An investment of $1500 paid interest of $45 during a certain period. How much interest would an investment of $2000 invested at the same rate for the same length of time pay?
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A coffee house has 20 lbs. of coffee that sells for $4 per pound. How many pounds of coffee that sells for $8 per pound should be mixed with the 20 pounds of $4 coffee to obtain a