Solve the equation.
= x + 1
A. 
B. {4}
C. {-4}
D. {5}
Answer: B
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Write an equation for the linear function and use it to answer the given question. You can rent time on computers at the local copy center for a $7 setup charge and an additional $4 for every 10 minutes. How much time can you rent for $24?
A. r = 7 + 0.4t; 42.5 minutes B. r = 7 - 0.4t; 77.5 minutes C. r = 7t - 0.4; 3.49 minutes D. r = 7t + 0.4; 3.37 minutes
Change the order of integration and evaluate the integral.
A. 
B. 
C. 10,720
D. 
Determine whether the pair of fractions is equivalent.
and 
A. equivalent B. not equivalent
Find the perimeter (or circumference) and area of the figure.
A. perimeter = 80 cm area = 336 sq cm B. perimeter = 53 cm area = 336 sq cm C. perimeter = 53 cm area = 244 sq cm D. perimeter = 80 cm area = 244 sq cm