Solve.A rectangular piece of fabric is 
by 
A triangular area with a height of 
and a base of 
is cut from the fabric. How much area is left over?
A. 347.2 ft2
B. 259.8 ft2
C. 276.9 ft2
D. 519.6 ft2
Answer: C
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Evaluate the expression.3-2
A. -9
B. 9
C. 
D. 
Solve the application. Write an expression to describe the situation and simplify the expression for the final answer.At 1 p.m., the temperature was 104°F. At 5 p.m., the temperature had steadily dropped to 48°F. How many degrees did the temperature drop per hour?
A. 
= 14; The temperature dropped 14°F per hour.
B. 
= 28; The temperature dropped 28°F per hour.
C. 
= 76; The temperature dropped 76°F per hour.
D. 
= 38; The temperature dropped 38°F per hour.
Solve the problem.A car wheel has a 15-inch radius. Through what angle (to the nearest tenth of a degree) does the wheel turn when the car rolls forward 5 ft?
A. 239.2° B. 229.2° C. 234.2° D. 244.2°
Decide whether the statement is true or false. If it is false, tell why.If k is a prime number, then x2 = k will have two rational solutions.
A. True B. False; the equation will have no real number solutions. C. False; the solutions will be irrational because a prime number cannot be a perfect square.