<em><u>Answer:</u></em>
The unit rate is $2.86 per hour
<u><em>Explanation:</em></u>
The units rate is amount earned in 1 hour
We are given that the rate for 3.5 hours is $10
<u>To get the unit rate, we will use cross multiplication as follows:</u>
3.5 hours ..........> $10
1 hour ..................> ??
units rate =
=
which is approximately $2.86 per hour
Hope this helps :)