vallanarangel2 vallanarangel2

02-10-2019
Mathematics

contestada

For every 90 minutes of sleep, a person has one dream stage. Rachel went to bed at 10:00 P.M and woke up at 5:30 A.M. How many dream stages did she likely have?

A. 5
B. 6
C. 9
D. 10

( Please let me know quick )

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UltimateStorm UltimateStorm

02-10-2019

Answer

B. 6

there are 540 minutes between 10 pm and 5 30 am

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