Answer:
1) 0.083 or 83/100 2) 720 minutes or 12 hours
Step-by-step explanation:
1) What is the amount of pie Joe can eat in 1 hour?____ of a pie per hour
Use a proportion :
1/4 - 180 mins
? - 60 mins Solve: 60 * 1/4 = 15, 15/180= 0.083 or 83/100.
Answer: Joe can eat 0.083 or 83/100 of a pie in 1 hour.
2) How long does it take Joe to eat 1 pie?_____hours
Use a proportion :
1/4 - 180 mins
1 - ?
1/4=0.25
Solve: 180*1=180, 180/0.25=720
720mins/60mins =12
Answer: It takes Joe 720 mins or 12 hours to eat 1 pie
