Convert. Round to the nearest tenth unless otherwise indicated.The temperature was recorded at 31°C. What is this temperature in degrees Fahrenheit?
A. 1.3°F
B. 49.2°F
C. 113.4°F
D. 87.8°F
Answer: D
Mathematics
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Place a less than or greater than sign in the blank to make a true statement.0 
-27
A. > B. <
Mathematics
Find the x- and y-intercepts of the graph of the given equation, if they exist. Then graph the equation.-4x - 20y = 20
A. x: 5; y: -1
B. x: -1; y: -5 
C. x: -5; y: -1 
D. x: -1; y: 5
Mathematics
Use a power-reducing identity to find the exact value of the expression.tan2 (112.5°)
A. 3 + 2
B. 3
C. 7 + 4
D. 7 - 4
Mathematics
Rewrite the number as indicated.A certain exotic sports car costs three hundred twelve thousand, three hundred ninety-two dollars. Rewrite the number using digits.
A. 3,203,920 B. 31,232 C. 312,392,000 D. 312,392
Mathematics