exam
Maths Puzzle
Numerical Ability
The complement of an angle is one-fifth of the measure of the angle. Find the measure of the angle.
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Elisha invested $12,000 for one year, part at 3% and part at 4 3/4%. If she earned $438.40 in interest, how much was invested at each rate?
From 1990 to 1993, the number of truck registrations (in millions) in the united states can be approximated by the model R=0.29t^2+45 where t is the number of years since 1990. During which year were approximately 46.16 million trucks registered.