By what per cent the use of fuel is to be reduced in order to keep expenditure on it at same level when its price is increased by25% ?

By what per cent the use of fuel is to be reduced in order to keep expenditure on it at same level when its price is increased by25% ? ?

Created: 1 year ago | Updated: 1 week ago | Created By:

Ashraful Islam

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Institution: Bangladesh Development Bank Exam: Bangladesh Development Bank Ltd - Senior Officer - 03.06.2011
Topic: Mathematics (সাধারণ গণিত) Subject: Mathematics (সাধারণ গণিত)

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In an examination 75% of the students passed in mathematics, 45% passed in general science and 30% passed in both subject. What per cent of the students have failed in both subject?

The length and breadth of a rectangle are 24 meters and 12 meter respectively. By what percent the area of the rectangle will increase if its length and breadth are increased by 6%?

By what per cent the use of fuel is to be reduced in order to keep expenditure on it at same level when its price is increased by25% ? ?

In an examination 75% of the students passed in mathematics, 45% passed in general science and 30% passed in both subject. What per cent of the students have failed in both subject?

The length and breadth of a rectangle are 24 meters and 12 meter respectively. By what percent the area of the rectangle will increase if its length and breadth are increased by 6%?

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