The Grand Canyon is approximately 29 kilometers long. Mariner Valley is a canyon on Mars that is approximately 212 kilometers long. About how many times longer
Mathematics
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Question
The Grand Canyon is approximately 29 kilometers long. Mariner Valley is a canyon on Mars that is approximately 212 kilometers long. About how many times longer is Mariner Valley than the Grand Canyon?
2 Answer

1. User Answers Anonym
Grand Canyon = 29 km
Mariner Valley = 212 km
Number of times longer = 212 รท 29 = 7.31 times (Nearest hundredth)
Answer: 7.31 times 
2. User Answers ApusApus
Answer:
7.31 times.
Stepbystep explanation:
We have been given that Grand Canyon is approximately 29 kilometers long. Mariner Valley is a canyon on Mars that is approximately 212 kilometers long.
To find the number of times Mariner Valley is longer than the Grand Canyon, we will divide 212 by 29.
[tex]\frac{212}{29}=7.3103448\approx 7.31[/tex]
Therefore, the Mariner Valley is 7.31 times longer than the Grand Canyon.