Chain Rule
Total Questions: 25
1) A job that can be completed by 2 men and 6 women in 10 days will be completed by 4 men and 12 women in how many days?
- A: 2
- B: 3
- C: 4
- D: 5
2) An army camp of 6600 men had provisions for 64 days, when given at the rate of 850 grams per head. At the end of 14 days, a troop arrives and it was found that the provisions will last 34 days more, when given 825 grams per head. What is the strength of new troop?
- A: 2200
- B: 2400
- C: 2800
- D: 3400
3) 20 carpets are to weave by 40 women in 50 days working 8 hours per day. After 20 days, order of 6 more carpets came. To complete the total work on time, how many more hours per day they will have to work?
- A: 2
- B: 4
- C: 5
- D: 10
4) 2 men or 4 women or 5 children can complete a piece of work in 38 days. In how many days will 1 man, 1 woman and 1 child complete the same work?
- A: 20
- B: 40
- C: 36
- D: 42
5) 10 women completed 2/7th of work in 18 days working 6 hours each day. After this 5 women left and 2 men joined. In how many days working same number of hours, the remaining work will get completed if 1 man is equal to 2 women?
- A: 50
- B: 55
- C: 70
- D: 58
6) There is sufficient food for 40 men for a 15 days picnic. If after 6 days 4 men leave, how many more days can the remaining men intake food?
- A: 8
- B: 5
- C: 10
- D: 1
7) A job is completed by 5 men or 7 women in 40 days, then in how many days thrice the job as previous will be completed by 5 men and 3 women?
- A: 27
- B: 28
- C: 38
- D: 84
8) A job that can be completed by 2 men and 6 women in 10 days will be completed by 5 men and 15 women in how many days?
- A: 2
- B: 3
- C: 5
- D: 4
9) 2 men and 4 women can complete a job in 5 days. Also same job can be completed by 3 men and 8 women in 3 days. In how many days, twice the job can be completed by 3 men and 3 women?
- A: 4
- B: 8
- C: 10
- D: 8.5
10) 30 women complete the 2/5th work in 40 days working 6 hours each day. If 10 women leave, 021 (A yasin how many days the remaining work will get completed if now they work for 10 hours each doneday?
- A: 62
- B: 58
- C: 54
- D: 70
11) If 2 men or 5 women can complete a work in 15 days, then in how many days 4 men and women will complete the same work?
- A: 7
- B: 12
- C: 8
- D: 5
12) To do a certain work in 9 days, some men were employed. All came on the first day, but after seeing that there is too much labor for the work, 6 men left the work after 1 day. If the work is now completed in 6 days more than the scheduled time, how many men were initially 021 employed?
- A: 14
- B: 15
- C: 20
- D: 18
13) 100 men were to complete a piece of work in 20 days. After they worked for 10 days, 60 more men were employed to complete the work on time. If additional men were not employed, then how many days behind schedule the work would be finished?
- A: 12
- B: 8
- C: 10
- D: 6
14) 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
15) 2 men and 3 women are employed to type 100 pages on computer. They completed the work in 5 hours. If one man can do twice work in one hour as compared to one woman, find the number of hours to type 200 pages by 10 women. A) 12
- A: 12
- B: 7
- C: 6
- D: 8.5 B
16) Fruits were purchased for Rs 350. 9 boys ate 3/5th of them in 2 hours. 6 boys feel their stomach as full so do not eat further. In how many hours the remaining fruits will get finished by remaining boys?
- A: 2 hours
- B: 3 hours
- C: 5 hours
- D: 4 hours
17) 50 people can do 1/4th of work in 20 days working 4 hrs each day. How many people need to wo be joined in order to complete the work in 40 days working same number of hours as before?
- A: 75
- B: 50
- C: 20
- D: 25
18) 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
19) 50 people went on picnic along with taking food for 10 days. After 4 days 10 people left the picnic. For how many days the food will last now?
- A: 7 1/2
- B: 15 1/2
- C: 8
- D: 6
20) 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
21) 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
22) 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
23) 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
24) 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
25) 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
Time: 60s |
Correct: 0 |
Wrong: 0