Showing posts with label chain rule. Show all posts
Showing posts with label chain rule. Show all posts
Friday, August 1, 2014

Chain rule

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Chain Rule Questions from Pitambar Lal   ( with solution)

how to solve chain rule problems

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A garrison had provisions for a certain number of days. After 10 days, 1/5 of the men desert and it is found that the provisions will now ...

How to solve problems using chain rule

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In a dairy farm, 40 cows eat 40 bags of husk in 40 days. In how many days one cow will eat one bag of husk? a.        1             ...
Saturday, August 3, 2013

15-chain rule / time and work

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If 10 workers can dig a trench 23/4 feet long in one day, then how many workers will be required to dig a trench 23 feet long in 3 days tim...

14-chain rule / time and work

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For a certain job, 60 days are required for a group of men. If 8 more are added to the group, then it would take 10 less days to complete t...

13-chain rule / time and work

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8 men or 12 boys can do a piece of work in 50 days. In how many days will 11 boys and 6 men do the job?

12-chain rule / time and work

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6 men or 12 boys can do a piece of work in 40 days. In how many days will 16 boys and 24 men do the job?

11-time and work / chain rule

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For a certain job, 40 days are required for a group of men. If 12 out of the group never turned up for the job, then it took the remaining ...

10-chain rule / time and work

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A student hostel has 280 students. It has ration for 20 days. 40 students leave for home on Christmas after 8 days of staying together. How...

9- chain rule / time and work

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3 men or 5 boys can do a piece of work in 30 days. In how many days will 5 boys and 12 men do the job?

chain rule

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In a hostel, ration for 2000 students is sufficient for 54 days. After 15 days some more people join in and the ration lasted for only 20 m...

chain rule

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48 men working 4 hours a day can complete the work in 10 days. How many men will be required to complete the work in 6 days, working 10 hou...

chain rule / unitary method

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40 girls can make 30 boxes in 20 days. How many more girls should be employed to prepare 60 boxes in 25 days?
1 comment:

chain rule / unitary method

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If 16 pens cost Rs 240 what will be the cost of 18 pens?

Chain rule / unitary method

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If 12 books cost Rs 80 what will be the cost of 30 books? (alternate to unitary method)
Wednesday, July 24, 2013

Arithmetic

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If x kg of tea cost $y, how many $ will y kg of the same tea cost? Answer: Cost of 1 kg tea = y/x Cost of y kg tea = ( y / x...
Wednesday, July 17, 2013

Barter

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A man has bought 6 oxen and 5 cow of $ 17120 and would lose $160 by exchanging 3 oxen for 5 cows. What is the price of a cow? Answ...