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Effectus [21]
3 years ago
12

Amanda drove for 3 hours through different traffic conditions. her average speed was 50mph for the first hour, 72 mph for the se

cond hour, and 46 mph for the third hour. if her car's mileage is 23 miles per gallon, how many gallons did she use
Mathematics
1 answer:
Neko [114]3 years ago
7 0
Distance traveled in the first hour = 50 miles

Distance traveled in the second hour = 72 miles

Distance traveled in the third hour = 46 miles

Total distance = 50 + 72 + 46 = 168 miles

23 miles = 1 gallon

168 ÷ 23 = 7.30 gallons (nearest hundredth)

Answer:  7.30 gallons

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