**Chain Rule - Aptitude Questions and Answers | Online Chain Rule MCQ Aptitude Test**

Quiz Name | Chain Rule |

Category | Reasoning |

Number of Questions | 15 |

Time | 30 Minutes |

Exam Type | MCQ (Multiple Choice Questions) |

**1.**Three pumps running for eight hours a day may empty a tank in two days. To empty the tank in one day, how many hours must four pumps operate each day?

a. 9

b. 10

c. 11

d. 12

**2.**If the cost of x metres of wire is d rupees, how much does y metres of wire cost at the same rate?

a. Rs. xy/d

b. Rs. (xd)

c. Rs. (yd)

d. Rs. yd/x

**3.**Six similar machines running at the same steady rate can create a total of 270 bottles each minute. How many bottles might ten of these machines make in four minutes at this rate?

a. 648

b. 1800

c. 2700

d. 10800

**4.**A fort had enough food to feed 150 soldiers for 45 days. Twenty-five soldiers fled the fort after ten days. The remaining food will last for the following number of days:

a. 29 1/5

b. 37 1/4

c. 42

d. 54

**5.**A road may be repaired in 12 days by 39 people working 5 hours each day. How many days would it take 30 people working 6 hours each day to do the job?

a. 10

b. 13

c. 14

d. 15

**6.**A man finishes a work in ten days. How many more days will it take him to accomplish the task at this rate?

a. 5

b. 6

c. 7

d. 7 1/2

**7.**How much does 200 gm of potato cost if a 1⁄4 kilogramme costs 60 paise?

a. 48 paise

b. 54 paise

c. 56 paise

d. 72 paise

**8.**In 40 days, 40 cows on a dairy farm consume 40 bags of husk. How long does it take a cow to consume a bag of husk?

a. 1

b. 1/40

c. 40

d. 80

**9.**A six-cog wheel is meshing with a bigger fourteen-cog wheel. When the smaller wheel has completed 21 rotations, the larger wheel has completed the following amount of revolutions:

a. 4

b. 9

c. 12

d. 49

**10.**If seven spiders create seven webs in seven days, how many days would it take one spider to make one web?

a. 1

b. 7/2

c. 7

d. 49

**11.**A 17.5-meter-high flagstaff throws a 40.25-meter-long shadow. Under comparable conditions, the height of the structure that throws a shadow of length 28.75 m will be:

a. 10 m

b. 12.5 m

c. 17.5 m

d. 21.25 m

**12.**A dinner for 120 men or 200 youngsters is served at a camp. How many men will be fed with the leftover dinner if 150 youngsters have eaten it?

a. 20

b. 30

c. 40

d. 50

**13.**Every second, an industrial loom weaves 0.128 metres of cloth. How long will it take for the loom to weave 25 metres of cloth?

a. 178

b. 195

c. 204

d. 488

**14.**A piece of work may be completed in 18 days by 36 men. How long will it take 27 workers to perform the same task?

a. 12

b. 18

c. 22

d. 24

**15.**In four days, four mat-weavers may weave four mats. How many mats could 8 mat-weavers weave in 8 days if they worked at the same rate?

a. 4

b. 8

c. 12

d. 16

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