A fort had provision food for 150 men for 45 days. After 10days, 25 men left the fort. The number of days for which the remaining food will last is
29\(\frac { 1 }{ 5 } \)
37\(\frac { 1 }{ 4 } \)
42
54
The cost of 16 packets of salt, each weighing 900 grams is Rs 28. What will be the cost of 27 packets, if each packet weighs 1kg
Rs. 52.50
Rs. 56
Rs. 58.50
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-mat weavers in 8 days?
4
8
12
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?
648
1800
2700
10800
In a daily form, 40 cows eat 40 bags of husk in 40 days. In how many days one cow will eat one bag of husk?
1
\(\frac { 1 }{ 40 } \)
40
80
If x men, working X hours per day, can do x units of work in x days, then y men, working y hours per day would be able to complete how many units of work in y days?
\(\frac { { x }^{ 2 } }{ { y }^{ 3 } } \)
\(\frac { { y }^{ 2 } }{ { x }^{ 3 } } \)
\(\frac { { x }^{ 3 } }{ { y }^{ 2 } } \)
\(\frac { { y }^{ 3 } }{ { x }^{ 2 } } \)
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.
18 days
21 days
24 days
30 days
A can do a piece of work in 80 days. He works at it for 10 days and then B alone finishes the remaining work in 42 days. In how much time will A and B working together, finish the work.
40 days
10 days
none of these
A and B undertake to do a piece of work for Rs. 600. A alone can do it in 6 days while B alone can do it in 8 days. With the help of C, they finish it in 3 days. Find the share of each.
200, 225, 75
300, 225, 75
250, 225, 75
2 men and 3 boys can do a piece of work in 10 days while 3 men and 2 boys can do the same work in 8 days. In how many days can 2 men and 1 boy do the work?
\(12\frac { 1 }{ 2 } \)days
\(13\frac { 1 }{ 2 } \)days
12 days
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