Solve the problem.The temperature at 5:00 was -5° C. Four hours later, it was -14° C. What was the change in temperature?
A. -9° C
B. 9° C
C. 19° C
D. -19° C
Answer: A
Mathematics
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Solve. Use ? ? 3.14 and round to the nearest hundredth.Ellie bought a circular etched-glass table top to use as her dining room table. The glass is 6 ft in diameter. Find the cost of the table top at $87 per square yard of glass.
A. $2458.62 B. $4370.88 C. $273.18 D. $1092.72
Mathematics
Evaluate the expression for other given values of the variables.b2 - 4ac for a = 3, b = -6, and c = 6
A. -32 B. -36 C. -46 D. -42
Mathematics
The map below has horizontal and vertical grid markers for ease of use. For example, Newport is located in grid A4. Use the grid labels to indicate the location of the given city.
Borland
A. F2 B. E1 C. F1 D. E2
Mathematics
Graph using the x- and y-intercepts.3x - y = 9
A. 
B. 
C. 
D. 
Mathematics