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A towel was 50 cm broad and 100 cm long. When bleached, it was found to have lost 20% of its length and 10% of its breadth. Find the percentage of decrease in area?

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Important Questions on Solved Papers

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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 54

How many digits will be there to the right of the decimal point in the product of 95.75 and 0.02554?

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Andhra Pradesh Police Constable Prelims
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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 55
'A' and 'B' can do a piece of work in 30 days while 'B' and 'C can do the same work in 24 days and 'C and 'A' in 20 days. They all work for 10 days and then 'B' and 'C leave. How many days more will 'A' take to finish the work?
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Andhra Pradesh Police Constable Prelims
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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 56
A factory employs skilled workers, unskilled workers, and clerks in the proportion of 8:5:1.The wages of a skilled worker, an unskilled worker, and a clerk are in the ratio 5:2:3. When 20 unskilled workers are employed, the total daily wages of all amount to 318. What are the daily wages paid to each category of employees?
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Andhra Pradesh Police Constable Prelims
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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 57
A cat takes 5 leaps for every 4 leaps of a dog, but 3 leaps of the dog are equal to 4 leaps of the cat. What is the ratio of the speed of the cat to that of the dog?
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Andhra Pradesh Police Constable Prelims
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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 58
Ram, Shiv and Ganesh assemble for a contributory party. Ram brings ₹3 apples while Shiv brings ₹5 apples. Since Ganesh did not bring any, he contributed ₹8. How many rupees should Ram and Shiv respectively get, assuming each of the three consumes an equal portion of the apples?
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Andhra Pradesh Police Constable Prelims
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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 59
A man deposited a total sum of ₹88400 in the name of his two sons aged 19 and 17 years so that at the age of 21, both will get equal amounts. If the money is invested at the rate of 10% compound interest per annum what are the shares of his two sons?
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Andhra Pradesh Police Constable Prelims
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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 60
A train is moving at a speed of 132 kmph. If the length of the train is 110 meters, how long will it take to cross a railway platform 165 m long?
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Andhra Pradesh Police Constable Prelims
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Air Force Common Admission Test>Chapter 1 - Solved Papers>Exercise>Q 61
The sum of the number of boys and girls in a school is 150. If the number of boys is x and the number of girls becomes x% of the total number of students. How many boys are there in the school?