Solve the problem.Two tracking stations are on the equator 142 miles apart. A weather balloon is located on a bearing of 
from the western station and on a bearing of N21°W from the eastern station. How far is the balloon from the western station? Round to the nearest mile.
A. 140 miles
B. 131 miles
C. 160 miles
D. 169 miles
Answer: C
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Solve the problem.A salesman packed 3 shirts and 6 ties. With one shirt, he could wear all 6 ties. With another shirt, he could wear 5 ties. With the third shirt, he could wear only 3 ties. How many different combinations did he have?
A. 14 B. 13 C. 90 D. 33
Use the accompanying graph of y = f(x) to sketch the graph of the indicated equation.y = - 3f(x + 5) + 4
A. 
B. 
C. 
D. 
Calculate the limit algebraically.
?
?
A. -54 B. 243 C. 82 D. 81 E. 324
Solve the problem.A football team gained 40 yards on one play, lost 33 yards on another, and gained 37 yards on the last play of the first half. They had already gained 268 yards during the half. What was the total yardage gain for the first half?
A. 345 yards B. 378 yards C. 224 yards D. 312 yards