Quantitative Aptitude - Chain Rule
Exam Duration: 45 Mins Total Questions : 30
If the price of 6 toys is Rs.264.37, what will be the approximate price of 5 toys
- (a)
Rs.140
- (b)
Rs.100
- (c)
Rs.200
- (d)
Rs.220
- (e)
Rs.240
If a quater 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
If 11.25 m of a uniform iron rod weights 42.75 kg,what will be the weight of 6 m of the same rod?
- (a)
22.8 kg
- (b)
25.6 kg
- (c)
28 kg
- (d)
26.5
A man completes \(5 \over 8\) of a job in 10 days.At this rate ,how many more days will it take him to finish the job ?
- (a)
5
- (b)
6
- (c)
7
- (d)
\(7{ 1\over 2}\)
A fort has provisions 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:
- (a)
\(26{1\over 5}\)
- (b)
\(37{1\over4 }\)
- (c)
42
- (d)
54
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 catered to with thew remaining meal?
- (a)
20
- (b)
30
- (c)
40
- (d)
50
The cost of 16 packets of salt ,each weighing 900 grams is Rs.28.What will be the cost of 27 packets, if each packets weighs 1 kg?
- (a)
Rs.52.50
- (b)
Rs.56
- (c)
Rs. 58.50
- (d)
Rs. 64.75
4 mat-weavers can weave 4 mats in 4 days .At the same rate,how many mats would be woven by 8 mats-weavers in 8 days?
- (a)
4
- (b)
8
- (c)
12
- (d)
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 macines produce in 4 minutes?
- (a)
648
- (b)
1800
- (c)
2700
- (d)
10800
39 persons can repair a road in 12 days, working 5 hours a day.In how many days will 30 persons,working 6 hours a day,complete the work ?
- (a)
10
- (b)
13
- (c)
14
- (d)
15
3 pumps,working 8 hours a day,cam empty a tank in 2 days. How many hours a day must 4 pumps work to empty tank in 1 day?
- (a)
9
- (b)
10
- (c)
11
- (d)
12
If 8 men can reap 80 hectares in 24 days,then how many hectares can 36 men reap in 30 days ?
- (a)
350
- (b)
400
- (c)
425
- (d)
450
A certain number of persons can dig a trench 100 m long,50 m broad and 10 m deep in 10 days .The same number of persons can dig another trench 20 m broad and 15 m deep in 30 days.The length of the second trench is :
- (a)
400 m
- (b)
500 m
- (c)
800 m
- (d)
900 m
If 5 men or 9 women can do a piece of work on 19 days,then in how many days will 3 men and 6 women do the same work ?
- (a)
12
- (b)
15
- (c)
18
- (d)
21
49 pumps can empty a reservoir in \(6 {1\over 2}\) days ,working 8 hours a days.If 196 pumps are used for 5 hours a day,then same work will be completed in:
- (a)
2 days
- (b)
\(2{1\over 2}\) days
- (c)
\(2{3\over5}\) days
- (d)
3 days
30 labourers, working 7 hours a day can finish a piece of work in 18 days.If the labourers work 6 hours a day ,then the number of labourers to finish the same piece of work in 30 days ,will be:
- (a)
15
- (b)
21
- (c)
22
- (d)
25
If 18 pumps can raise 2170 tonnes of water in 10 days,working 7 hours a day; in how many days will 16 pumps raise 1736 tonnes of water,working 9 hours a day?
- (a)
6
- (b)
7
- (c)
8
- (d)
9
400 persons ,working 9 hours per day complete \(1\over4 \)th of the work in 10 days .The munber of additional persons,working 8 hours per day,required to complete the remaining work in 20 days,is:
- (a)
675
- (b)
275
- (c)
225
- (d)
250
If 9 examiners can examine a certain number of answer books in 12 days ,working 5 hours a day; for how many hours a day would 4 examiners have to work in order to examine twice the number of answer books in 30 days?
- (a)
6
- (b)
8
- (c)
9
- (d)
10
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?
- (a)
10
- (b)
12
- (c)
15
- (d)
20
If x men , working x hours per day,can do x units of work in x days,then y men ,wprking y hours per day would be able to complete how many units of work in y days?
- (a)
\(x^{2}\over y^{3}\)
- (b)
\(x^{3}\over y^{2}\)
- (c)
\(y^{2}\over x^{3}\)
- (d)
\( y^{3}\over x^{2}\)
If 5 enginees consume 6 metric tonnes of coal when each is running 9 hours a day,how many metric tonnes of coal will be needed ofr 8 engines, each running 10 hours a day, it being given that 3 engines of the former type consume as much as 4 engines of the latter type?
- (a)
\(3{1\over8}\)
- (b)
8
- (c)
\(8{8\over9}\)
- (d)
\(6{12\over25}\)
Some persons can do a piece of work in 12 days.Two times the number of such persons will do half of that work in:
- (a)
6 days
- (b)
4 days
- (c)
3 days
- (d)
12 days
In a camp,95 men had provisions for 200 days.After 5 days, 30 men left the camp.For how many days will the remaining food last now?
- (a)
180
- (b)
285
- (c)
\(139{16\over19}\)
- (d)
None of these
A garrison of 500 men had provisions for 27 days.After 3 days a reinforcement of 300 men arrived .For how many more days will the remaining food last now?
- (a)
15
- (b)
16
- (c)
\(17{1\over2}\)
- (d)
18
A garrison had provisions for a certain number of days .After 10 days, \(1\over5\) of the men desert and it is found that the provisions will now last just as long as before .How long was that?
- (a)
15 days
- (b)
15 days
- (c)
35 days
- (d)
50 days
A contractor undertook to do a certain piece of work in 9 days .He employed certain number of men,but 6 of them being absent from the very first day,the rest could finish the work in 15 days .The number of men originally employed were:
- (a)
12
- (b)
15
- (c)
18
- (d)
24
A contractor undertakes to da piece of work in 40 days .He engages 100 men at the begining and 100 more after 35 days and completes the work in stipulated time. If he had not engaged the additional men,how many days behind schedule would it be finished?
- (a)
3
- (b)
5
- (c)
6
- (d)
9
12 men and 18 boys, working \(7{1\over2}\) hours a day,can do a piece of work in 60 days .If a man works equal to 2 boys,then how many boys will be required to help 21 men to do twice the work in 50 days,working 9 hours a day?
- (a)
30
- (b)
42
- (c)
48
- (d)
90
2 men and 7 boys can do a piece of work in 14 days ;3 men and 8 boys can do the same in 11 days ,then ,8 men and 6 boys can do three times the amount of this work in :
- (a)
18 days
- (b)
21 days
- (c)
24 days
- (d)
30 days