Answer: The turkey must go into the oven at 10:25
Step-by-step explanation:
The turkey must cook for 5 1/2 hours. Changing from mixed fraction to improper fraction, 5 1/2 hours = 11/2 hours
It will take 15 minutes to carve the turkey. This means that it will take 15 minutes to prepare the turkey after it has been brought out of the oven.
Total amount of time before the turkey is ready is the sum of the amount of time used in carving the turkey and amount of time required. to cook it. It becomes
11/2 + 15 minutes
Converting 15 minutes to hours,
60 minutes = 1 hour
15 minutes = 15/60 = 1/4 hours.
Total amount of time before the turkey is ready = 11/2 + 1/4 = 23/4
= 5.75 hours
You want to eat at 4:00.
The turkey must go into the oven at 10:25
In order to ensure that your meal is ready by 4:00 pm, you need to start cooking by at most 10:15 am.
The turkey will cook for 5¹/₂ hours which means that the turkey has to cook for 5 hours and 30 minutes.
You will then spend 15 minutes carving the turkey.
The total time spent cooking and carving the turkey is:
= 5 hours 30 minutes + 15 minutes
= 5 hours 45 minutes
If you want to eat at 4, you will have to start cooking at:
= Time to eat - Time taken to cook and carve
= 4 pm - 5 hours 45 minutes
= 10:15 am
In conclusion, you need to start cooking at 10:15 am.
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