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Aptitude ➤ Chain Rule
Question 1
Q1.  If 20 pens cost Rs. 100, What do 45 pen cost ?
Question 2
Q2.  If 6 men can do a piece of work in 30 hours, in how many hours will 15 men do it?
Question 3
Q3.  If 20 men can build a wall 56 metres long in 6 days, what lenght of a similar wall can be built by 35 men in 3 days ?
Question 4
Q4.  10 men working 6 hours a day can complete a work in 18 days. How many hours a day must 15 men work to complete the same work in 12 days ?
Question 5
Q5.  If 7 spiders make 7 webs in 7 days, then 1 spider will make 1 web in how many days ?

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