Solve.Two tracking stations are on the equator 120 miles apart. A weather balloon is located on a bearing of 
from the western station and on a bearing of N20°E from the eastern station. How far is the balloon from the western station? Round to the nearest mile.
A. 446 mi
B. 551 mi
C. 542 mi
D. 455 mi
Answer: C
Mathematics
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Solve.The seats in a lecture hall are arranged in 13 rows with 9 seats in each row. How many seats are in this lecture hall?
A. 108 seats B. 126 seats C. 127 seats D. 117 seats
Mathematics
Determine whether the slope of the line is positive, negative, zero, or undefined.
A. negative B. undefined C. zero D. positive
Mathematics
Suppose that y is inversely proportional to x. Use the given information to find the constant of proportionality k. Then use y = 
to find y for the given value of x.y = 17.5 when x = 5;
Find y given x = 25.
A. k = 77.5; y = 3.5 B. k = 87.5; y = 3.5 C. k = 3.5; y = 87.5 D. k = 100; y = 4
Mathematics
Multiply.-5(-7)(-7)
A. -245 B. 70 C. -235 D. 245
Mathematics