Solve.The lowest recorded temperature in Antarctica is -129.1°F. The highest recorded temperature in Antarctica is 59.3°F. What is the difference between these temperatures?
A. -188.4°F
B. -69.8°F
C. 188.4°F
D. 69.8°F
Answer: C
Mathematics
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Simplify.
A. 
B. x
C. 9x
D. 
Mathematics
Find the center-radius form of the circle described or graphed.a circle having a diameter with endpoints (3, -4) and (3, 4)
A. (x - 3)2 + y2 = 16 B. (x + 4)2 + y2 = 9 C. (x - 3)2 + y2 = 4 D. x2 + (y + 4)2 = 9
Mathematics
Solve the problem.At the end of a woman's pregnancy, she had gained 
to weigh 
. Write an equation to describe the change in weight.
A. x + 158 = 18 B. 18 - x = 158 C. x + 18 = 158 D. x - 18 = 158
Mathematics
You are on a shopping trip. The store will round the amount you pay for each item to the nearest cent. Find the amount you will pay.Paper towels are 5 rolls for $19.58, so one roll is $3.9160. You pay:
A. $4.02 B. $3.916 C. $3.91 D. $3.92
Mathematics