Solve the problem.John presently earns $96 a week doing yard chores after school. After 3 months, his pay will increase by . How much will he then earn per week?

A. $153.60
B. $75.00
C. $128.00
D. $112.00


Answer: D

Mathematics

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Solve.A boat can go 90 mph in still water. It takes as long to go 280 miles upstream as it does to go downstream 320 miles. How fast is the current?

A. 4 mph B. 5 mph C. 1 mph D. 6 mph

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Without using a calculator, determine the value of the trigonometric function or state that the value is undefined.cot (720°)

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