Time and Work Maths Questions for Competitive Exams
A , B, and C together can finish a task in 12 days. A is twice as productive as B and C alone can do the task in 36 days. In how many days can A and B do the task if C goes on leave?
(A) 20
(B) 18
(C) 10
(D) 15
Correct Answer : B
A and B can do a piece of work in 28 and 35 days respectively. They began to work together but A leaves after sometime and B completed remaining work in 17 days. After how many days did A leave?
(A) 8
(B) 7
(C) 14
(D) 9
Correct Answer : A
A can finish a piece work in 18 days and B can do the same work in half of the time taken by A. Then working together what part of the same work they can finish a day?
(A) $$ {1\over6}$$
(B) $$ {2\over5}$$
(C) $$ {1\over9}$$
(D) $$ {2\over7}$$
Correct Answer : A
A job can be completed by 12 men in 12 days. How many extra days will be needed to complete the job if 6. men leave after working for 6 days?
(A) 12 days
(B) 24 days
(C) 3 days
(D) 6 days
Correct Answer : D
The average wages of 500 workers were found to be 200. Later on, it was discovered that the wages of two workers were misread as 180 and 20 instead of 80 and 220. The correct average wages are:
(A) ₹ 200.10
(B) ₹ 201.00
(C) ₹ 200.20
(D) ₹ 200.50
Correct Answer : C
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Vikram Singh
Providing knowledgable questions of Reasoning and Aptitude for the competitive exams.
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