B. they are directly proportional because she keeps taking 3 at a time to his 1 at a time.
Answer: 3m
Step-by-step explanation:
You're multiply 3 by m. Since this isn't possible unless you have m's value, you must write the expression as 3m.
Answer:
Step-by-step explanation:
let they meet after t hours
2.5t+3t=22
5.5 t=22
55/10 t=22
t=22×10/55=4 hours
after 4 hours they meet.
