The volume of a cube is 8
. Find the volume of a cube whose edges are twice those of the first cube.
A. 16
B. 32
C. 48
D. 64
Answer: D
Mathematics
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Provide an appropriate response.A painter can paint 5 standard office rooms in 4 hours. How many can he paint in 20 hours?
A. 25 rooms
B. 6 rooms
C. 16 rooms
D. 1 room
Mathematics
Find the reciprocal.8
A. -8
B. -
C.
D.
Mathematics
Use a graphing calculator to solve the system. Round to the nearest thousandth.x +
y - 3 = 0
x - y -
= 0
A. {(1.670, 0.443)} B. {(1.099, 0.547)} C. {(1.581, 0.289)} D. ?
Mathematics
Find the expected value of the random variable in the experiment.A bag contains six marbles, of which four are red and two are blue. Suppose two marbles are chosen at random and X represents the number of red marbles in the sample.
A. 1.4 B. 0.933 C. 1.33 D. 1
Mathematics