Quant
Jack can complete the task in 8 hours. Tom can complete the same task in 12 hours. If Jack works on the task alone for 4 hours and then Tom starts to help him, how many hours in total will Jack have worked by the time the task is finished?
A. 5.0
B. 5.2
C. 5.6
D. 6.4
E. 7.2
Question Discussion & Explanation
Correct Answer - D - (click and drag your mouse to see the answer)
Verbal
The single-family house constructed by the Yana, a Native American people who lived in what is now northern California, was conical in shape, its framework of poles overlaid with slabs of bark, either cedar or pine, and banked with dirt to a height of three to four feet.
(A) banked with dirt to a height of
(B) banked with dirt as high as that of
(C) banked them with dirt to a height of
(D) was banked with dirt as high as
(E) was banked with dirt as high as that of
Question Discussion & Explanation
Correct Answer - A - (click and drag your mouse to see the answer)
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