Write a matrix to display the information.At a store, Sam bought 4 batteries, 24 60-watt light bulbs, 45 100-watt light bulbs, 7 picture-hanging kits, and a hammer. Jennifer bought 6 batteries, 4 100-watt light bulbs, and a package of tacks. Write the information as a 2 × 6 matrix.
A. 
B. 
C. 
D. 
Answer: B
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Solve the problem.A 5.6-ft fence is 12.818 ft away from a plant in the direction of the sun. It is observed that the shadow of the fence extends exactly to the bottom of the plant. (See drawing) Find ?, the angle of elevation of the sun at that time. Round the measure of the angle to the nearest tenth of a degree when necessary.
A. ? = 23.4° B. ? = 23.6° C. ? = 25° D. ? = 23.8°
Determine if the vertex of the graph is a maximum point or a minimum point.y = -x2 + 4
A. Maximum B. Minimum
Provide an appropriate response.Al received a promotion at work. His salary was $39,500. His new salary was $59,000. Al's salary increase was $19,500.
A. True B. False
Find the hours, rate, or earnings as specified.
Find the number of regular hours, overtime hours (over 8 in a day), and overtime rate (time and a half).
A. 38, 0, $23.10 B. 32.5, 5.5, $23.10 C. 30, 8, $30.80 D. 32.5, 5.5, $30.80