Answer:

Interval notation: 
Step-by-step explanation:
<u>First inequality:</u>
<u />
Therefore, this inequality restricts:

<u>Second inequality:</u>

Therefore, this inequality restricts:

Therefore, with both of these restrictions together, we have:
.
The answer is 30 degrees option b
10 minutes I'm pretty sure. My calculations may be off but at least I tried
Answer:
child is 7 adult is 5
Step-by-step explanation:
Answer:
it would be $98 for the whole class
Step-by-step explanation: let me know if you have to show your work so i can tell you how i did it :) .