A and B together can do a piece of work in 12 days, B and C
together in 15 days and C and A together in 20 days. In how
many days, can A, B and C together do it ?
(a) 5 days
(b) 10 days
(c) 24 days
(d) 30 days
Answers were Sorted based on User's Feedback
Answer / beda
2(A+B+C)=1/12 + 1/15 +1/20=1/5 ( in one day)
(A +B +C) = 1/10 in one day
Therefore A +B +C can complete in 10 days
| Is This Answer Correct ? | 6 Yes | 2 No |
Which of the following is available in Earth?s crust in highest quantity? (a) Nitrogen (b) Hydrogen (c) Oxygen (d) Sulphur dioxide
Hi all ! I have just cleared SSC Main Exam. Now I am preparing for the interview. Could you please tell me where I can get interview question samples ? I mean, is there any particular site where I can get some guidance? Should I think of taking coaching as well? Thanks.
Two pipes can fill a tank separately in 20 minutes and 30 minutes respectively. If both the pipes are opened simultaneously, then the tank will be filled in (a) 10 minutes (b) 12 minutes (c) 15 minutes (d) 25 minutes
On a certain sum of money, the compound interest for 2 years is Rs. 282.15 and the simple interest for the same period of time is Rs. 270. The rate of interest per annum is (a) 6.07% (b) 10% (c) 9% (d) 12.15%
The Speaker of Lok Sabha is removed by the (a) President (b) Majority of members of Lok Sabha (c) Prime Minister (d) Members of both the Houses of Parliament
What is the Mascot for the 2010 Common Wealth Games to be held in New Delhi ?
What the motto of formation of Regional Rural Banks ?
When was the World Tourism Day falls on ?
The power to grant pardon to persons convicted of an offence is vested in the (a) President and the State Governor (b) Parliament (c) Union Law Minister (d) Attorney-General
The richest source of protein is (a) Soyabean (b) Meat (c) Milk (d) Eggs
Which among the following is not an example of vector quantity? (a) Weight (b) Acceleration (c) Speed (d) Force
Demonstration effect means (A) effect of advertisement (B) imitating effect of consumption (C) effect of entertainment (D) effect of an experiment