Solve the problem. Use 3.14 as the approximate value of ?. Round to the nearest tenth unless instructed otherwise.A cylindrical drain pipe is 5 in. across the top and about 11 in. high. How many cubic inches of water could it hold?
A. 863.5 in.3
B. 431.8 in.3
C. 215.9 in.3
D. 345.4 in.3
Answer: C
Mathematics
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Solve the problem.The positions of two particles on the s-axis are s1 = sin t and with s1 and s2 in meters and t in seconds.At what time(s) in the interval 0 ? t ? 2? do the particles meet?
A. t = ? sec and t =
? sec
B. t = ? sec and t =
? sec
C. t = ? sec and t =
? sec
D. t = ? sec and t = 2? sec
Mathematics
Find the standard deviation.8, 14, 28, 27, 44, 37
A. 152.9 B. 27.5 C. 12.4 D. 26.3
Mathematics
Perform the operation and reduce to lowest terms.2 × 14
A. 28
B. 30
C. 16
D. 196
Mathematics
Solve the equation by the square root property. If possible, simplify radicals or rationalize denominators. Express imaginary solutions in the form 5x2 = 75
A. {±15}
B. {37.5}
C. {16}
D. {±}
Mathematics