well, an hour has 60 minutes, that means 10+10+10+10+10+10 minutes.
we know she can do ½ mile in 10 minutes, so in an hour, she'll be doing
½+½+½+½+½+½ miles, and you know how much that is.
Answer:
it should be the same answer....?
Step-by-step explanation:
54<span> is </span><span>bisected hope this helps
</span>
Sum of 100 to 150:
a=100 n=50
a50=150
sn=n/2(a+an)
=50/2(100+150)
=25*250
=6250
