Quantitative - Mathematics - Word Problems:

Work Problems

MCQ - 382-13149

Question:

It takes Ali 20 minutes to inspect a car. Hassan only needs 18 minutes to inspect a car. If they both start inspecting cars at 8:00 a.m., what is the first time they will finish inspecting a car at the same time?

9:30 a.m.
9:42 a.m.
10:00 a.m.
9:42 a.m.
2:00 p.m.

Correct Answer: D

Explanation:

Take LCM of 20 and 18 (by only product) = 180

In 180 minutes Ali will inspect 9 cars and Hassan will complete 10 cars.

180 minutes = 3 hours

8:00 a.m. + 3 hours = 11 a.m.

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1297 MCQ for effective preparation of the test of Work Problems of Word Problems section.

Read the MCQ statement: It takes Ali 20 minutes to inspect a car. Hassan only needs 18 minutes to inspect a car. If they both start inspecting cars at 8:00 a.m., what is th .... the same time? , keenly and apply the method you have learn through the video lessons for Work Problems to give the answer. Record your answer and check its correct answer and video explanation for MCQ No. 382-13149.

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Solve the question for MCQ No. and decide which option (A through D/E) is the best choice to answer the MCQ, then click/tap the blue button to view the correct answer and it explanation.

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