[ Subject and Verb Agreement ]
The 4 stroke engine cycle ________ also called the Otto Cycle.
A. is
B. are

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General Knowledge › View
How many 1 cubic inch marbles are necessary to cover a 30ft x 40ft gymnasium to a depth of 2 ft?
A. 144,000
B. 12,000
C. 80,000
D. 24,000
