Refer the below data table and answer the following Question. Deep Sieep 20 Dreaming 20 Light Sleep 5 Extremeiy Light Sleep 15 Awake 40 Between 10pm to 6am, a fitness band records the following data. How long was the user in Deep Sleep or in Extremely light sleep ?

SSC CHSL 10 Jan 2017 Shift 3 Paper

Question : 100 of 100

Marks: +1, -0

Refer the below data table and answer the following Question.

Deep Sieep	20
Dreaming	20
Light Sleep	5
Extremeiy Light Sleep	15
Awake	40

Between 10pm to 6am, a fitness band records the following data. How long was the user in Deep Sleep or in Extremely light sleep ?

2.3 hours
2.8 hours
1.3 hours
3.3 hours

Validate

Solution:

Total time between 10 pm to 6 am = 8 hours
% time spent in deep sleep and Extremely light sleep = 20 + 15 = 35%
=> Time spent in deep and extremely light sleep =

35/100×8

{7×2}/5=2.8

hours

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