Solve.The weight that a horizontal beam can support varies inversely as the length of the beam. Suppose that a 2-m beam can support 770 kg. How many kilograms can a 5-m beam support?
A. 0.013 kg
B. 77 kg
C. 308 kg
D. 0.0032 kg
Answer: C
Mathematics
You might also like to view...
Solve the system by the addition method.
?
?
A. (3, 2) B. (0, 0) C. inconsistent D. (5, 2) E. (-1, 1)
Mathematics
Find the dot product, u ? v, for the given vectors.u = 
, v = 
A. 94 B. 101 C. -38 D. 86
Mathematics
Solve the inequality.v2 + 5v + 6 ? 0
A. (-?, -3] B. [-2, ?) C. [-3, -2] D. (-?, -3] or [-2, ?)
Mathematics
An exam consists of ten true-or-false questions. If a student guesses at every answer, what is the probability that he or she will answer exactly three questions correctly? Round your answer to the nearest thousandth, if necessary.
The probability is __________.
Mathematics