Q. Biju, Riju and Tiju hired a car for 10400 and used it for 11, 8, 7 hours respectively. The money owed by Riju is

2800

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3200

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4400

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5200

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None of these

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Solution

The correct option is B 3200
Ratio of time used
$= 11 : 8 : 7 Amount owed by Riju = 10400 \times \frac{8}{26} = 3200$

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