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# Aptitude preparation

## Aptitude on chain rule

### Aptitude questions and answers on chain rule

1.

If 13.25m of a uniform rod weights 62.75kg, what will be the weight of 6m of the same rod?

 A. 28.41 kg B. 20.96 kg C. 85.32 kg D. 50.12 kg
2.

If the cost of A metres of wire is X rupees, then what is the cost of B metres of wire at the same rate?

 A. Rs. B / A B. Rs. XB / A C. Rs. X / A D. Rs. XB / B
3.

In a cofeeshop, there is a meal for 120 men or 200 women. If 150 women have taken the meal, Find the remaining meal is to be sufficient for how many men?

 A. 10 B. 20 C. 30 D. 40
4.

A rope makes 120 rounds of the circumference of a cylinder whose radius of the base is 24cm. How many times can it go round a cylinder with radius 30cm?

 A. 96 B. 23 C. 87 D. 56
5.

X number of people can finish a piece of work in 100 days. If, there were 10 people less, it would take 10 days more for the work to be finished. Then find the value of X?

 A. 210 B. 110 C. 142 D. 120
6.

A garrison had provisions for a B days. After 10 days, 1/5 of the men desert and it is found that the provisions will now last just as long as before. Find B?

 A. 10 B. 40 C. 50 D. 120
7.

A contractor undertook to do a X work in 9 days. He engaged Y number of men, but 6 men absent at the first day, the rest could finish the work in 15 days. Calculate  Y?

 A. 12 B. 11 C. 15 D. 34
8.

If 10 men can finish a work in 5days. How many days needed to finish the same work by 7men?

 A. 7.14 days B. 8.14 days C. 9.14 days D. None
9.

If the price of 60 bags is Rs. 2640, Find the cost of 23 bags ?

 A. Rs. 2012 B. Rs. 1012 C. Rs. 3012 D. Rs. 4012
10.

A builder engages 100 workers to do a work in 40days. After 35days builder engages another 100 workers and completed the work in the stipulated time. Find the delay of the work if builder has not engaged the additional workers?

 A. 6 days B. 5 days C. 2 days D. 1 days
11.

Dharmavaram weavers weave 24000 metres of cloth every minute. Calculate the time needed to weave 32000 metres of cloth.

 A. 1.33 minutes B. 1.22 minutes C. 1.56 minutes D. 1.81 minutes
12.

56 workers can complete a piece of work in 28 days. In how many days  47 workers  will complete the same work?

 A. 33 days B. 37 days C. 27 days D. 22 days
13.

A Hotel provided provision of food for 150 men for 45 days. After 10 days, 25 men left the Hotel. Remaining men get the food for how many days?

 A. 40 B. 47 C. 49 D. 42
14.

A Baring that has 6 cogs is clubbed with a larger Baring of 14 cogs. How many revolutions will larger Baring performs when the smaller Baring  made 21 revolutions.?

 A. 10 B. 7 C. 9 D. 2
15.

In a goat farm, 80 goats eat 80 bags of husk in 80 days. In how many days one goat will eat 1bag of husk?

 A. 10 B. 70 C. 80 D. 50
16.

If 25 balls cost Rs. 2340, what do 35 balls cost?

 A. 3376 B. 3276 C. 4276 D. 4376
17.

If 56metres road can be laid by 20 workers in 6days. How much length road can be laid by 35 workers in 3days?

 A. 49m B. 79m C. 41m D. 43m
18.

If 36 workers  finish a  work in 25 hours, How many hours require to do the same work by 15 workers ?

 A. 10 B. 70 C. 50 D. 60
19.

If 1/4 kg of brinjal costs 50 paise, Find the cost of 150grams of brinjal?

 A. 30 paise B. 40 paise C. 50 paise D. 60 paise
20.

A building casts a shadow of 28.75m and a 17.5m flag on the building cast a 40.25m shadow. Then find the height of the building.

 A. 17.5 m B. 13.5 m C. 12.5 m D. 10.5 m