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?

Answer 1

It would be 8 times longer

Answer 2

7.3 times longer

Answer 3

alright lets see

Answer 4

this is going to be easy 29 x _ = 212 or 212 / 29 = _

Answer 5

the answer I got is 7.310 we can round that down to 7.

Answer 6

now to check out work we multiply 29 x 7.310 which is 211.9 which we can round up to 212.

Answer 7

so the answer is 7