A student needs at least seven hours of sleep each night. The student goes to bed at 11: 00 P.M. and wakes up before 6: 30 A.M. Is the student getting enough sleep? Write an inequality for the number of hours of sleep the student gets each night.
To calculate: We are asked to find the student is getting enough sleep. And write an inequality for the number of hours of sleep the student gets each night.
Answer to Problem 29P
Yes! The student gets enough sleep if the student woke up after 6.00am.
The inequality is
Explanation of Solution
Given information: Student needs at least 7 hours of sleep each night. The student goes to bed at 11:00p.m and wakes up before 6:30 A. M.
Calculation:
The student wakes up after 6.00am and before 6.30am, the student sleeps for more than 7 hours.
So, the student is getting enough sleep.
To find inequality, let’s use the number of hours the student sleeps as ‘ x’ . So, we can write inequality as
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