Let units cancel out that you do not need for you answer...
50L(72km/6L)=600km
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➷You could arrange them 5040 ways.
You could use 7! which will have you get 7*6*5*4*3*2*1.
That equals to 5040, so you get 5040 ways
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➶ Hope This Helps You!
➶ Good Luck (:
➶ Have A Great Day ^-^
DOGE
First you have to find out how old ben is
then times it by 3
Use algebra to figure out the answer
i am telling you this because i don't know the answer
-11, -1, -8 that is all of what y would =