Compound Proportion

Q. If ₹42, 000 is spent on wages of 12 men working for 30 days, then what amount would have been spent if there were 18 men working for 24 days?

1. ₹50, 400
2. ₹50, 000
3. ₹55, 000
4. ₹48, 400

Q. If the imports of the company in 1996 was Rs. 272 crores, the exports from the company in 1996 was ?

1. Rs. 370 crores
2. Rs. 320 crores
3. Rs. 280 crores
4. Rs. 275 crores

Q.

A pipe is connected to a tank. The water flows out from the tank through the pipe at the rate of $64\frac{m^3}{min}$. Find the time taken by the pipe to empty the volume of $1024m^3$. (in mins)

1. 16 minutes

2. 24 minutes

3. 64 minutes

4. 32 minutes

Q. To feed a family of 12 members, 270 kg of rice is required for 30 days. How many members can consume 300 kg of rice in 40 days?

1. 13
2. 10
3. 15
4. 12

Q. Fodder costing ₹900 is needed for 15 cows for 10 days. What is the cost of fodder required for 10 cows for 20 days?

1. ₹1, 000
2. ₹1, 200
3. ₹1, 250
4. ₹980

Q.

There are $257$ women and $252$men working in a factory. The daily earnings of each worker is $₹$$75$. What is the total wages of all the workers for a day?

Q. If ₹42, 000 is spent on wages of 12 men working for 30 days, then what amount would have been spent if there were 18 men working for 24 days?

1. 50400

Q.

Rajat rides a bike covering 14 km in 35 minutes. If the speed remain same, how much distance can he cover if he travels for 5 hours?

Q. 6 men working 9 hours a day can do a piece of work in 4 weeks. How many men are required working 8 hours a day for 3 weeks to complete the same work?

1. 9

Q. In 25 days, one-fifth work is done by 10 men. If the number of days taken to complete three-fifth of the work is 75 days, then how many men were engaged?

1. 11 men
2. 12 men
3. 10 men
4. 8 men

Q. The areas of two circles are in the radio 49 : 64. Then the ratio of their circumference is 7:16

1. True
2. False

Q. 10 men can lay a 75 km long road in 5 days. In how many days can 15 men lay a 45 km long road?
[3 marks]
[APSCERT- Ex 10.4 Q2]
[Compound Proportion]

Q. 40 workers working for 8 hours per day digs a hole of 1088$m^3$. If 45 workers work for 6 hours a day, then what volume of the hole they can dig in $m^3$?

1. 918

Q. 40 workers working for 8 hours per day digs a hole of 1088$m^3$. If 45 workers work for 6 hours a day, then what volume of the hole they can dig?

1. $928m^3$
2. $818m^3$
3. $908m^3$
4. $918m^3$

Q. Following data shows the weekly wages (in ₹) of $10$ workers in a factory.$3500,4250,4000,4250,4000,3750,4750,4000,4250$ and $4000$.Prepare a frequency distribution table.

Q. The students strength of a school was 840 Last year. This year, there is an increase of 10% Find the present strength of students.

1. 824
2. 924
3. 848
4. 948

Q. The table above lists the annual budget, in thousands of dollars, for each of six different state programs in Kansas from $2007$ to $2010$.
Of the following, which program's ratio of its $2007$ budget to its $2010$ budget is closest to the human resources program's ratio of its $2007$ budget to its $2010$ budget?

1. Agriculture/natural resources
2. Education
3. Highways and transportation
4. Public safety

Q. 20 students can write 40 essays in 10 days. How many essays can 30 students write in 20 days?

1. 100 essays
2. 80 essays
3. 120 essays
4. 140 essays

Q. 6 men working 9 hours a day can do a piece of work in 4 weeks. How many men are required working 8 hours a day for 3 weeks to complete the same work?

1. 9 men
2. 8 men
3. 5 men
4. 12 men