<span>Given that one
hundred students are asked a survey question as they walk through the
front gate at their middle school.
This a representative sample of
the schools population because the sampling is random and is not biased.</span>
First, you must do the parentheses!!!
Next, when you are done solving the parentheses, you will do the outside numbers!!
Then, when doing the outside numbers, you'll combine(doing +, ×, ÷ or -)
And finally, you get your answer!!!
:):):):):)
3:45
1/3 of an hour is 20 minutes.
8:05 + 20min = 8:25
8:25 + 7 hrs = 3:25
3:25 + 20 min= 3:45
