$54 (if 10 for each of the 3 students and 4 dollars each of the 6 students)
$14 if not
Answer:
3 and 1/2
Step-by-step explanation:
Answer:
2, 3/4 and 1
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
An average railroad car has a weight of about 33 tons.
120 tons of freight is equivalent to 120/4 = 3.64 cars
that means that, for the operator to be able to haul 120 tons of freight, he has to haul at least 3 cars to break even.