Solve the problem.In the Smoky Mountains of Tennessee, the percent of moisture that falls as snow rather than rain is approximated by 
, where P is the percent of snow moisture at an altitude h feet. What altitude corresponds to 7 percent snow moisture?
A. about 109,700 feet
B. about 3300 feet
C. about 1000 feet
D. about 6000 feet
Answer: D
Mathematics
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Translate the English expression into an algebraic expression. Use x to represent the unknown number.The difference of 136 and a number
A. 136 ÷ x B. 136x C. x - 136 D. 136 - x
Mathematics
Round the number to the place indicated.Round to the nearest thousandth: 1.6262
A. 1.627 B. 1.62 C. 1.63 D. 1.626
Mathematics
Find the maximum or minimum value of the given objective function of a linear programming problem. The figure illustrates the graph of feasible points. 
z = x + 6y + 7. Find minimum.
A. minimum: 29 B. minimum: 39 C. minimum: 23 D. no minimum
Mathematics
Solve, rewrite in interval notation, and graph.-5x + 1 ? 11 or 6x + 3 ? -21
A. [-4, -2]
B. [-4, ?)
C. [-2, ?)
D. (-?, ?)
Mathematics