Answer:
The choose first. d= w/F
Step-by-step explanation:

I hope I helped you^_^
Answer:
tons needed to unload a freight train= 21×2.5 =52.5
number of 3.5-ton payload trucks needed to unload a freight train=52.5÷3.5 = 15
15 Trucks , Each With A 3.5-Ton Payloaf , Would be Needed To Do The Same Job.
Answer:
my answer is A
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
Answer:1209
Step-by-step explanation: 36+78 gives you 114, 114+475 gives you 589 then 589+620 brings you to the final answer 1209.