Find the exact value of y, or state that y is undefined.y = tan-1 
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.The formula r = 2
can be used to approximate the speed r, in miles per hour, of a car that has left a skid mark of length L, in feet. What was the speed of a car that left a skid mark of 165 feet?
A. 10
mph
B. 330 mph
C. 5
mph
D. 50
mph
Solve the problem. Round to the nearest hundredth, if necessary.The volumes of soda in quart soda bottles are normally distributed with a mean of 32.3 oz and a standard deviation of 1.2 oz. Find the percentage of bottles with a volume of less than 32 oz?
A. 38.21% B. 9.87% C. 40.13% D. 59.87%
Solve the absolute value equation. 
= 8
A. {8, -8} B. {-8} C. {8} D. {64}
Solve the problem.The table lists how financial aid income cutoffs (in dollars) for a family of four have changed over time. Use the midpoint formula to approximate the financial aid cutoff for 1985.
A. $20,250 B. $17,625 C. $33,375 D. $51,750