Solve the problem.A company wishes to manufacture a box with a volume of 40 cubic feet that is open on top and is twice as long as it is wide. Find the width to the nearest foot of the box that can be produced using the minimum amount of material.
A. 3 ft
B. 4 ft
C. 6 ft
D. 8 ft
Answer: A
Mathematics
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Estimate the value of the quantity.Joe wants to find out how far it is across the lake. His boat has a speedometer but no odometer. The table shows the boats velocity at 10 second intervals. Estimate the distance across the lake using right-end point values.
A. 3850 ft B. 5800 ft C. 385 ft D. 3950 ft
Mathematics
Solve.
= 6
A. 
B. 36
C. 6
D. No solution
Mathematics
Evaluate the expression x - y for the given values of the variables.x = -14, y = -2
A. 16 B. -16 C. -12 D. 12
Mathematics
Solve. Remember to insert units when writing your answer.A lumber yard is going to cut a board which is 36 m into 16 pieces of equal length. How long will each piece be?
A. 20 m B. 2.25 m C. 3.25 m D. 12.25 m
Mathematics