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Answer:
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Question 2:
Answer:
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Question 3:
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Question 4:
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Question 5:
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Question 6:
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Question 7:
Answer:
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Question 8:
Answer:
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Question 9:
Answer:
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Question 10:
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Question 11:
Answer:
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Question 12:
Answer:
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Question 13:
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Question 14:
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Question 15:
Answer:
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Question 16:
Answer:
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Question 17:
Answer:
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Question 18:
Answer:
The leak will empty the filled cistern in 90 hours.
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Question 19:
The leak will empty the filled cistern in 90 hours.
Answer:
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Question 1:
Answer:
(b) 6 days
â
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Question 2:
(b) 6 days
â
Answer:
(c)
â
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Question 3:
(c)
â
Answer:
(d) 48 days
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Question 4:
(d) 48 days
Answer:
(a) 30 days
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Question 5:
(a) 30 days
Answer:
(c) 36 days
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Question 6:
(c) 36 days
Answer:
(c) Rs. 1800
Since the wage distribution will follow the work distribution ratio, we have:
Work done by A in 1 day
Work done by B in 1 day
Net work done by (A+B) in 1 day
i.e., (A+B) will take 6 days to complete the work.
A's share of work in a day =
∴ A's wage =
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Question 7:
(c) Rs. 1800
Since the wage distribution will follow the work distribution ratio, we have:
Work done by A in 1 day
Work done by B in 1 day
Net work done by (A+B) in 1 day
i.e., (A+B) will take 6 days to complete the work.
A's share of work in a day =
∴ A's wage =
Answer:
(c) 4:3
The number of days taken for working is the reciprocal of the rate of work.
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Question 8:
(c) 4:3
The number of days taken for working is the reciprocal of the rate of work.
Answer:
(c) 10 days
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Question 9:
(c) 10 days
Answer:
(c) 4 days
The work can be completed in 4 days.
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Question 10:
(c) 4 days
The work can be completed in 4 days.
Answer:
(a) 10 days
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Question 11:
(a) 10 days
Answer:
(c) 6 hours
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Question 12:
(c) 6 hours
Answer:
(b) 5 days
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Question 13:
(b) 5 days
Answer:
(c)
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Question 14:
(c)
Answer:
(b) 12 minutes
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Question 15:
(b) 12 minutes
Answer:
(c) 16 hours
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Question 16:
(c) 16 hours
Answer:
(d) 14 hours
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Question 17:
(d) 14 hours
Answer:
(b) 7 hours 30 minutes
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Question 1:
(b) 7 hours 30 minutes
Answer:
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Question 2:
Answer:
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Question 3:
Answer:
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Question 4:
Answer:
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Question 5:
Answer:
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Question 6:
Answer:
(b) 3:2
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Question 7:
(b) 3:2
Answer:
(b)
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Question 8:
(b)
Answer:
(a) 10 days
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Question 9:
(a) 10 days
Answer:
(b) 14 hours
â
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Question 10:
(b) 14 hours
â
Answer:
(c) 36 hours
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Question 11:
(c) 36 hours
Answer:
(i) A tap can fill a tank in 6 hours. In 1 hour, of the tank is filled.
(ii) 18 hours
(iii) 48 hours
(iv) The time for completion is the reciprocal of the work done in one day. Therefore, A can complete the whole work in
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