1.
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?
A. 9 B. 10
C. 11 D. 12
2.
If 15 men, working 9 hours a day, can reap a field in 16 days, in how many
days
will 18 men reap the field, working 8 hours a day?
3.
If 9 engines consume 24 metric tonnes of coal, when each is working 8 hours
day,
bow much coal will be required for 8 engines, each running 13hours a day, it
being given that 3 engines of former type consume as much as 4 engines of
latter type?
4.
|
If
the cost of x metres of wire is d rupees, then what is the
cost of y metres of wire at the same rate?
|
|
5.
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?
i.
648
ii.
1800
iii.
2700
iv.
10800
6.
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?
[A]
648
[C]
2700
[B]
1800
[D]10800
7.
If 15 toys cost Rs.234, what do 35 toys cost ?
8.
If 36 men can do a piece of work in 25hours, in how many hours will
15men do it?
9.
If 5 men or 9 women can do a piece of work in 19 days, then in how many days
will 3 men and 6 women do the same work?
[A]12
[C]
18
[B]15
[D]
21
10.
If 16 men working 7 hours day can plough a fieid in 4l days, inhow many days
will 14 men working 12 hours a clay plough the samefield ?. [CBI 1993]
A.46 B.32
C.35 D.30
Title :
Chain Rule Practice Test 1
Description : 1. 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? A. ...
Rating :
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