Answer:
Estimate,... about 40
Step-by-step explanation:
12 + 9 + 8 + 10 = 39
Answer:

Step-by-step explanation:

Convert the mixed number into improper fraction


To multiply one fraction by another, multiply the numerators for the numerator, and multiply the denominator for its denominator and reduce the fraction obtained after multiplication into lowest term



Convert the improper fraction into mixed number

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Answer: 522.2
Step-by-step explanation:
If you divide the distance in miles by the time you get 95 which in this case is the constant rate therefore you would have to multiply 95 by 5.5 in order to get the answer which would be 522.2.
The train will have been traveling for 4 hours
train A=45,90,135, 180
train B=0,60,120,180