Solve the problem.The following table lists the gas milage for various speeds of a certain car. Use the data in the table to draw a graph. Then estimate the gas milage at 40 mph and 85 mph.
What will be an ideal response?
40 mph: About 29.5 mpg
85 mph: About 13 mpg
Mathematics
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Solve.In calculating his weekly expenses, a contractor found that he had spent the following amounts: materials, $1569.54; labor, $2542.08; office help, $785.42; and overhead expenses, $543.96. What was his total weekly expense?
Fill in the blank(s) with the appropriate word(s).
Mathematics
If n is any natural number, find the number which is divisible by 5. ?
A. 
B. ?
C. ?
D. ?
E. none of these
Mathematics
Identify which of the graphs could be the graph of a polynomial function.f(x) = x4 - 9x2
A. 
B. 
C. 
D. 
Mathematics
Solve the system by using the inverse of the coefficient matrix. 10x1 - 4x2 = -6 6x1 - x2 = 2
A. (4, 1) B. (-4, -1) C. (-1, -4) D. (1, 4)
Mathematics