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1) Aida studied 1 1/2 hours in the morning, 3 hours in the afternoon and 2 1/4 hours in the evening. What is the average hours that she studied?
1) Aida studied 1 1/2 hours in the morning, 3 hours in the afternoon and 2 1/4 hours in the evening. What is the average hours that she studied?
Answers & Comments
Answer:
total of 6 ¾ hours
average of 3 ⅜ hours
Step-by-step explanation:
1 ½+ 3+2 ¼
=1 ²/4+3+2¼
=6 ¾
6 ¾÷2
=27/4×½
=27/8
=3 ⅜