Chain Rule Questions
Practice Chain Rule Aptitude Questions and Answers from here before appearing for the competitive examination. Know about the short tricks and clear up the concepts in your mind, before solving Chain Rule Questions. The Chain Rule Problems given here is covered up for all the bank exams, entrance tests and other placement exams.
|Chain Rule Concept:|
Chain Rule is used in those questions where two or more than two objects are given in the statement. The object given in the question has two parts except one object that has one missing part. The missing part is then found out by using Chain Rule.
Chain Rule Principle:
(1) If the missing part is greater than the given part, then
The numerator (n) is kept greater than the denominator (d) i.e. n/d>1, where n & d are the given parts of other element.
(2) If the missing part is smaller than the given part, then
The numerator (n) is kept smaller than the denominator (d) i.e. n/d<1, where n & d are the given parts of other element.
Chain Rule Questions
Question 1) 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?
Question 2) A flagstaff 17.5 high casts a shadow of length 40.25 m. The height of the building, which casts a shadow of length 28.75 m under similar conditions will be
(A) 11 m
(B) 12.5 m
(C) 13.5 m
(D) 24.25 m
Question 3) 4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat-weaves in 8 days?
Question 4) If a quarter kg of potato costs 60 paise, how many paise will 200 gm cost?
(A) 48 paise
(B) 54 paise
(C) 56 paise
(D) 72 paise
Question 5) In a camp, there is a meal for 120 men or 200 children. If 150 children have taken the meal, how many men will be created to with the remaining meal?
Question 6) A rope makes 70 round of the circumference of a cylinder whose radius of the base is 14 cm. How many times can it go round a cylinder with radius 20 cm?
(E) None of these
Question 7) A fort had provision of food for 150 men for 45 days. After 10 days, 25 men left the fort. The number of days for which the remaining food will last, is :
Question 8) If 18 binders bind 900 books in 10 days, how many binders will be required to bind 660 books in 12 days?
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Question 9) An industrial loom weaves 0.128 metres of cloth every second. Approximately, how many seconds will it take for the loom to weave 25 metres of cloth?
Question 10) 400 persons, working 9 hours per day complete 1⁄4th of the work in 10 days. The number of additional persons, working 8 hours per days, required to complete the remaining work in 20 days, is:
Question 11) If the price of 6 toys is Rs. 264.37, what will be the approximate price of 5 toys?
(A) Rs. 150
(C) Rs. 210
(D) Rs. 220
Question 12) If 8 men can reap 80 hectares in 24 days, then how many hectares can 36 men reap in 30 days ?
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Question 13) A garrison of 500 men had provision for 27 days. After 3 days a reinforcement of 300 men arrived. For how many more days will the remaining food last now?
Question 14) 39 persons can repair a road in 12 days, working 5 hours a day. In how many days will 30 persons, 6 hours a day, complete the work?
Question 15) A wheel that has 6 cogs is meshed with a larger wheel of 14 cogs. When the smaller wheel has made 21 revolutions, then the number of revolutions made by the larger wheel is:
Question 16) Running at the same constant rate 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?
Question 17) 3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?
Question 18) 20 men complete one-third of a piece of work in 20 days. How many more men should be employed to finish the rest of the work in 25 more days?
Question 19) 36 men can complete a piece of work in 18 days. In how many days will 27 men complete the same work?
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Question 20) The cost of 16 packets of salt, each weight 900 grams is Rs. 28. What will be the cost of 27 packets, if each packet weight 1 kg?
(C) Rs. 60
(D) Rs. 65.25
|Ans1) (C)||Ans11) (D)|
|Ans2) (B)||Ans12) (D)|
|Ans3) (D)||Ans13) (A)|
|Ans4) (A)||Ans14) (B)|
|Ans5) (B)||Ans15) (B)|
|Ans6) (B)||Ans16) (B)|
|Ans7) (C)||Ans17) (D)|
|Ans8) (D)||Ans18) (B)|
|Ans9) (B)||Ans19) (D)|
|Ans10) (B)||Ans20) (A)|
Chain Rule Questions with Answers are available here on this page of recruitmentresult.com Individuals after solving the given questions, must match out their solutions with the given options and evaluate their level of performance.
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