C is the answer you're looking for
Step-by-step explanation:

Answer:
24:18
Step-by-step explanation:
Let x be the constant of proportionality...
Hence,
4x+3x=42
7x=42
x=6
Hence,
24:18 is your answer
Answer:
t ≤ 2.8
Leo can travel no more than 2.8 hours or 2 hrs, 48 min
Step-by-step explanation:
50t ≤ 140
t ≤ 140/50
t ≤ 2.8
Answer: omg this is hard
Step-by-step explanation: