# Aptitude Questions : Chain Rule Set 1

Hello Aspirants. Welcome to Online Maths in AffairsCloud.com. Here we are creating question sample in **Chain Rule**, which are common for competitive exams. We have included Some questions that are repeatedly asked in exams !!

**If 4 people can do a piece of work in 16 days working 5 hours each day. In how many the same work will be completed by 20 people working 4 hours each day?**

A) 10

B) 8

C) 4

D) 6

E) 7**If 20 people can complete 2/5th of a work in 6 days working 4 hours each day, then how much work will be completed by 30 people in 2 days working 8 hours each day?**

A) 1

B) 4/5

C) 3/5

D) 2/5

E) 2/3**10 people complete 2/5th of work in 8 days working 5 hours each day. How many additional men are needed to complete the work in a total of 14 days working same number of hours each day as earlier?**

A) 12

B) 10

C) 30

D) 20

E) 15**A certain number of answer sheets can be checked in 12 days working 5 hours each day by 9 examiners. For how many hours a day should 4 examiners work to check twice the number of answer sheets in 30 days?**

A) 4 hours

B) 8 hours

C) 7 hours

D) 9 hours

E) 6 hours**A camp can provide food to 150 men for 45 days. After 10 days, 25 left the camp. What is the number of days for which the remaining food will last now?**

A) 42

B) 48

C) 40

D) 30

E) 36**A certain piece of work was to be completed in 50 days for which 200 men were employed. After working for 40 days, additional 100 men were employed to complete the work on time. Had additional men were not employed, how many days behind schedule the work would be finished?**

A) 12

B) 8

C) 10

D) 5

E) None of these**20 men can complete 2/5th of work in 10 days working 6 hours each day. In how many days the remaining work will be completed by 20 women working 4 hours each day such that 4 women do as much work as is done by 2 men?**

A) 20

B) 42

C) 35

D) 45

E) 20**100 books can be bind by 50 students in 4 hours. How many books will be bind by 150 students in 2 hours?**

A) 150

B) 250

C) 200

D) 180

E) 120**2 men or 3 boys can do a piece of work in 14 days working 6 hours each day. In how many days 6 men and 9 boys will complete a work twice as large working together 2 hours each day?**

A) 12 days

B) 14 days

C) 16 days

D) 15 days

E) 10 days**20 people can eat 100 burgers in 2 hours. In how many hours 200 burgers will be eaten by 10 people?**

A) 5 hours

B) 8 hours

C) 7 hours

D) 4 hours

E) 6 hours

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