there is 9 groups of 8 children and 4 groups if 7 children. grouos of 8 wil recieve 336 tickets and groups of 7 will recieve 294
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Answer:
Step-by-step explanation:
We are given the following information in the question.
The open interval: (- 18,22).
Let p belong to the given interval then p represents all the values belonging to the given interval.
Open Interval: An open interval is a interval that does not include the end points.
Thus, we can write:
is the required inequality form required.
That is p can take values greater than -18 and smaller than 22.