Answer:
6k + 19
Step-by-step explanation:
7k - k + 19
6k + 19
<span>basically since 30 minutes is half of an hour, to get to a full hour you can multiply by 2, so you do that for both, 2/3 included so you get 2/3 * 2/1 4/3 is 1 1/3</span>
B 16 miles an hour
Hope this helps
3.25 x 25% = .81
3.25- .81 = $2.44
$2.44 is the sale price