Find two positive real numbers whose product is a maximum.
?
The sum of the first and three times the second is 48.
?
A. 24, 8
B. 24, 16
C. 16, 4
D. 24, 6
E. 42, 6
Answer: A
You might also like to view...
Evaluate.Find (f/g)(4) given f(x) = -8x + 2 and g(x) = 2x2 + 2.
A. - 
B. - 
C. - 
D. - 1
Solve the problem. Round amounts to the nearest cent and percents to the nearest tenth of a percent.Cost = $6.27; Selling price = $10.46. Find the markup and the rate of markup based on cost.
A. Markup: $4.19 Rate of markup based on cost: 40.1% B. Markup: $16.73 Rate of markup based on cost: 37.5% C. Markup: $4.19 Rate of markup based on cost: 66.8% D. Markup: $10.46 Rate of markup based on cost: 59.9%
Solve the problem.In the morning, May drove to an appointment at 50 mph. Her average speed on the return trip in the afternoon was 40 mph. The return trip took 
hour longer. How far did she travel to the appointment?
A. 25 mi B. 0.5 mi C. 20 mi D. 7.5 mi
Solve the system.x2 + 3xy + y2 = 4x2 - 3xy - y2 = 4
A. {(2, 0), (-2, 0)} B. {(2, 0), (-2, 0), (2, -6), (-2, 6)} C. {(2, -6), (-2, 6)} D. {(0, 2), (0, -2), (2, -6), (-2, 6)}