Answer:
D: 5 1/2
Step-by-step explanation:
1 1/2 + 4 = 5 1/2
Answer:
C. 2![\frac{5}{6\\}](https://tex.z-dn.net/?f=%5Cfrac%7B5%7D%7B6%5C%5C%7D)
Step-by-step explanation:
17 7/8 because 17*8=136 and 143-136=7
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1 hour is 60 minutes
6 hours x 60 = 360 total minutes
Divide total time by number of lessons:
360/8 = 45
Each lesson was 45 minutes