Solve the problem.The graph shows the median weight of girls between the ages of 0 and 24 months.  Use the graph to find the average growth rate of a typical girl during the first nine months of her life. Give your answer in pounds per month.

A. 1.0 lb/month
B. 1.2 lb/month
C. 2.0 lb/month
D. 1.4 lb/month


Answer: B

Mathematics

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Find an equation for the sphere with the given center and radius.Center (0, 0, 8), radius = 5

A. x2 + y2 + 5 z2 - 16z = -39 B. x2 + y2 + 5 z2 + 16z = -39 C. x2 + y2 + z2 + 16z = -39 D. x2 + y2 + z2 - 16z = -39

Mathematics

Write the equation in polar form.y = -5

A. r = -5 sec ? B. r = -5 sin ? C. r = -5 csc ? D. r = -5 cos ?

Mathematics

Solve the problem.The value, v, in hundreds of dollars, of Juan's television is approximated by  where t is the number of years since he first bought the television. Graph the equation and use the graph to estimate the value of the television 6 years after it was purchased.

A. $780 B. $600 C. $1200 D. $300

Mathematics

Simplify. Assume all variables represent positive real numbers.

A.
B.
C. 1
D.

Mathematics