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Cerrena [4.2K]
3 years ago
15

1 b. A car can travel 126 miles on 7 gallons of

Mathematics
2 answers:
vlabodo [156]3 years ago
4 0

Answer:

21 gallons

Step-by-step explanation:

We can solve this problem by ratios

126 miles      378 miles

-------------- = -------------

7 gallons      x gallons

Using cross products

126 *x = 378 *7

126x =2646

Divide each side by 126

126x/126 = 2646/126

x =21

Dmitry [639]3 years ago
4 0
Your answer be 21 gallons
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Answer:

=0.3 per km²

Step-by-step explanation:

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Step-by-step explanation:

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I am stuck on one do those as well, try Socratic
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