exam
Maths Puzzle
Numerical Ability
Sales tax varies directly with the cost of an item. If you pay a $6 sales tax on a $150 coat, what is the sales tax on a $45 pair of shoes?
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exam Other Question
A bicyclist biking on a straight road at a steady 12 mph is being chased by a dog running at 15 mph. If the cyclist is 50 feet ahead of the dog and each continues at the same rate
ab^6(a^2-2a-15)
_________________ divided by
a^7b^5(5-a)
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