### Unitary Methods

In a dairy farm 40 cows eat 40 bags of husk in 40 days. In How many days one cow will eat on bag of husk **[2014]**

1/40

1

40

80

Given that 100 mililiters is equal to approximately 0.4 cup, 205 mililiters is equal to approximately how many cups? Which of the following expression models the solutions in the problem above? **[2014]**

(100-0.4)(205)

105% of 0.4

(205 - 100)(0.4)

205% of 0.4

A contractor employs 20 male, 15 female and 5 children in his factory. Male wages are Rs 10 per day, Female Rs 8 per day, and children Rs 3 per day. The weighted x of wages paid per day will be **[2013]**

3.86

8.37

9.21

10.63

Mr Gutierrez needs to order rope for her gym class for 32 students. Each student will receive a piece of rope that is 5 feet 8 inches long. What is the total length of rope Ms Gutierrez need to order for her class? **[2013]**

106 feet

154 feet 8 inches

160 feet 8 inches

184 feet

If 7 worker can assemble a car in 8 hours, how long would it take 12 workers to assemble the same car? **[2011]**

3

3.5

4.67

6.33

Seven worker can assemble a car in 8 hours, how long it would take 12 workers to assemble the same car **[2010]**

7/2 hours

14/3 hours

1/2 Hours

19/3 Hours

If 6 men can earn Rs 150 in 10 dats, how much do 8 men earn it? **[2009]**

Rs 160

Rs 140

Rs 135

Rs 130

A jet uses 80 gallons of fuel to fly 320 miles. At this rate, how many gallon of fuel are needed for 700 miles flight **[2009]**

155

160

170

175

If 7 worker can assemble a car in 8 hours how long will it take 12 workers to assemble the same car? **[20]**

3^{1}∕_{2}

4^{2}∕_{3}

5 hours

6^{1}∕_{3}

If 15 mens can finish a work in 16 days, in how many days will 8 men finish the same work **[2008]**

24

30

32

36

When magnified 10,000 times by an electon microscope, the image of certain circular piece of tissue has diameter of 0.3 centimeter. The actual diameter of the tissue in centimeter is **[2007]**

0.03

0.003

0.0003

0.00003

Four worker working together can plough the field in 12 hours. How long will it take 6 workers to plough the field of same size, if all of them work at the same rate? **[2007]**

6 Hours

8 hours

10 Hours

12 Hours

A diagram of a large ground drawn to the scale of 0.5 inch equals 80 feet. If the length of the diagram is 4.5 inches the actual length of the ground is **[2007]**

720 ft

680 ft

640 ft

360 ft

A contractor undertakes to make a road in 30 days and employ 15 men. After 24 days, he finds that only half of the work is done, how many extra men should he employ so that he is able to complete work in time **[2006]**

2

30

45

None

A certain number of person could do a piece of work in 50 days. If there were 8 less person it would have been completed in 10 days more. The number of person in the beginning was **[2005]**

60

48

40

32

By walking at 5 km/hr from the home, shashi reaches her college 5 minutes late. But by walking at 6 km/hr from her home she reaches her college 5 minutes earlier. The distance of the college from her home is **[2004]**

2.5 km

3 km

4.5 km

5 km

A and B can do a work in 8 days. B and C can do the same piece of work in 12 days. A , B and C can finish the same work in 6 days. A and C can together finish the work in **[2004]**

15 days

20 days

25 days

30 days

Four thousand men have provision for 90 days. If After 20 days 800 men go awya find the long the remaining provision will last **[2003]**

100 days

120 days

200 days

250 days

Working alone, Ram can do a job in 9 hours. Ram and shyam together at their respective rate of working do the same job in 6 hours. If Shyam is working alone, in how many hours can be job be completed **[2002]**

6

9

18

24