A mixture of 20 kg of spirit and water contains 10% water. How much water must be added to this mixture to raise the percentage of water to 25% ?

Created: 2 months ago | Updated: 2 weeks ago
Job Solution IFIC Bank Ltd IFIC Bank Ltd - Probationary Officer - 06.03.2009 গণিত
2134
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Karim drove for h hours at a constant rate of r miles per hour . How many miles did he go during the final 20 minutes of his drive ?

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1 + 2 + 3 + .................. + 100 = ?

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From 2004 to 2005. the sales of a book decreased by 80%. If the sales in 2006 were the same as in 2004, by what percent did they increase from 2005 to 2006 ?

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