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Washing 2 cars and 3 trucks take 130 minuets. Washing 2 cars and 5 trucks takes 190 minutes. How long does it take to wash each type of vehicle?
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Nov 4, 2019
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Washing 2 cars and 3 trucks take 130 minuets. Washing 2 cars and 5 trucks takes 190 minutes. How long does it take to wash each type of vehicle?
Mathematics
high-school
Urmzd
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car takes 20 minutes
Truck takes 30 minutes
GilLevi
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Nov 11, 2019
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GilLevi
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