Each side of a rectangular field diminished by 40%. By how much per cent is the area of the field diminished?
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1
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The shopkeeper increased the price of a product by 25% so that customer finds difficult to purchase the required amount. But Somehow the customer managed to purchase only 70% of the required amount. What is the net difference in the expenditure on that product ?
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2
Discuss

If salary of X is 20% more than salary of Y, then by how much percentage is salary of Y less than X?
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3
Discuss

A man spends 35% of his income on food, 25% on children's education and 80% of the remaining on house rent. What percent of his income he is left with ?
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4
Discuss

The difference between a number and its twofifth is 510. What is 10% of that number ?
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5
Discuss

If 25% of a number is subtracted from a second number the second number reduce to its fivesixth What is the ratio of the first number to the second number?
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6
Discuss

A college has raised 75% of the amount it needs for a new building by receiving an average donation of Rs. 600 from the people already solicited. The people already solicited represent 60% of the people, the college will ask for donations. If the college is to raise exactly the amount needed for the new building, what should be the average donation from the remaining people be solicited?
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7
Discuss

Last year, the population of a town was x and if it increases at the same rate, next year it will be y. the present population of the town is
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8
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If the price of a commodity is decreased by 20% and its consumption is increased by 20%, what will be the increase or decrease in expenditure on the commodity?
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9
Discuss

After three successive equal percentage rise in the salary the sum of 100 rupees turned into 140 rupees and 49 paise. Find the percentage rise in the salary.
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10
Discuss

In a factory there are three types of machine M1, M2 and M3 which produces 25%, 35% and 40% of the total products respectively. M1, M2 and M3 produces 2%, 4% and 5% defective products, respectively. what is the percentage of nondefective products ?
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