Answer:
<em>Assuming person A and person B are part of the 7 people</em>, there are 10 ways the 7 people can line up if A needs to be first or last and B needs to be in the middle.
Step-by-step explanation:
There are 2 places for A (first, last) and 5 places for B (anywhere but first or last). 2 x 5 = 10.
1 inch = 4 feet
11 inches = 44 feet (multiply both sides by 11)
<h3>
Answer: 44 feet</h3>
Answer:
3 miles per hour
Step-by-step explanation:
