Solve the problem.A grain dealer sold to one customer 5 bushels of wheat, 2 of corn, and 3 of rye, for $33.60; to another, 2 of wheat, 3 of corn, and 5 of rye, for $33.80; and to a third, 3 of wheat, 5 of corn, and 2 of rye, for $35.80. What was the price per bushel for corn?
A. $3.60
B. $2.70
C. $3.95
D. $2.20
Answer: C
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Approximate the surface area of the figure using 3.14 for ?. Round to the nearest hundredth.
A. 113.04 yd2 B. 314.00 yd2 C. 188.40 yd2 D. 332.75 yd2
Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function domain: all real numbers range: all real numbers intercept: (0, 9) symmetry: none B. function domain: all real numbers range: {y|y = 8 or y = 9} intercept: (0, 9) symmetry: none C. function domain: {x|x = 8 or x = 9} range: all real numbers intercept: (9, 0) symmetry: x-axis D. not a function
Find the given value.Find (f + g)(5) when f(x) = x - 5 and g(x) = x - 3.
A. 12 B. 2 C. 18 D. 8
Estimate the slope of the curve at the indicated point.
A. 0 B. Undefined C. 1 D. -1