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Three different types of balls priced at 25, 18 and13 per piece are displayed in three different boxesby a trader. Mr. Paul bought from this shop all threetypes of balls spending a total sum of 1768. Thenumbers of the balls he bought, taken in the order inwhich the prices are mentioned above, are in theratio 5:4:3. How many balls of the costliest varietydid he buy? |
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Answer» (5x*25)+(4x*18)+(3x*13)=1768 125x+72x+39x=1768 236x=1768 x=7.49 |
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