Answer:
100 students selected randomly as their enter your middle school in the morning
Step-by-step explanation:
Mean of data = sum of values ÷ number of data
We have three values; 84, 87, and

Sum of values =

=

We want the value of

to give mean between 85 and 90 inclusive





Hence, the value of

is between 84 and 99 inclusive
<em>Answer:</em>
<em>B</em>
<em>Step-by-step explanation:</em>
<em>If h is hours, then we can substitute 2 into the equation.</em>
<em>K = 30(2) + 40</em>
<em>K = 60 + 40</em>
<em>K = 100</em>
<em>Hope this helps. Have a nice day.</em>
Answer:
(1+1+1)!*1=6
Step-by-step explanation: