Answer:
statement B and C are true...hope this helps:)
Answer:
24hours
Step-by-step explanation:
let Evan be x, Tyler=x-12,equate;1/x+1/(x-12)=1/8,to get x=24 or 4.The correct value of x=24 because if you take x=4 means that Tyler=-8hours which is impossible
Answer:

Step-by-step explanation:

Answer:
Step-by-step explanation: