Solve the problem.The temperature at the South pole was -15° at 8 am. At 3 pm, it was 26°. By how many degrees did the temperature rise?
A. by -11°
B. by 11°
C. by 41°
D. by -41°
Answer: C
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Solve. Remember to insert units when writing your answer.The highway commission is installing concrete sound barriers along a highway. Each barrier is 2 yd 2 ft long. Find the total length of 7 barriers placed end to end.
A. 26 yd 2 ft B. 18 yd 2 ft C. 18 yd 1 ft D. 6 yd 1 ft
Use a proportion to solve the problem.So far this basketball season, Al has scored 560 points in 33 games. At this rate, how many points would he score in 80 games?
A. About 231 points B. About 1358 points C. About 1534 points D. About 1249 points
Find the real or imaginary solutions by using the quadratic formula.5x2 - 35x + 60 = 0
A. {3i, 4i} B. {-3, -4} C. {0, 3, 4} D. {3, 4}
Solve the problem.A rectangular patio has an area of 4m3 + 25m2 + 16m - 45. Find the length if the width is 4m + 9.
A. m2 - 4m + 5 B. m2 + 17m - 5 C. m2 + 4m - 5 D. m3 + 4m2 - 5m