Solve the problem.A rectangular box with square base and no top is to have a volume of 32 ft3. What is the least amount of material required?
A. 36 ft2
B. 48 ft2
C. 42 ft2
D. 40 ft2
Answer: B
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Order the decimals from least to greatest.0.1914
, 0.
, 0.
, 0.19
A. 0.
, 0.1914
, 0.
, 0.19
B. 0.19
, 0.
, 0.1914
, 0.
C. 0.
, 0.19
, 0.
, 0.1914
D. 0.1914
, 0.
, 0.
, 0.19
A landscape designer is working on the plans for a residential yard. Her clients want a privacy hedge planted on three sides of the rectangular backyard. (The side bordering the house will not be planted.) The plant selected for the hedge spans 5 when mature. If the backyard is 50 feet deep and 80 feet long and there is to be a plant at the corners of the hedge, how many hedge plants are required? (See sketch.)
Perform the indicated operation or operations.
A. 
B. 
C. - 
D. 
Solve graphically.x - y = 6y = -2x
A. Infinitely many solutions B. No solution C. (-2, 4) D. (2, -4)