Answer:

Step-by-step explanation:
Given
Represent Boys with B and Girls with G


Required
Find the probability or having 1 boy 2 girls
Since the order is not important, the probability is calculated as follows;

Substitute
for P(B) and P(G)



<em>Hence, the fractional probability is </em>
<em></em>
<em></em>
At 40 seconds I got 23,277 feet so yes it was ever 60 feet
Answer:
C) 
Step-by-step explanation:
The formula for area is
A=pi * radius ^2
If the diameter is 40, the radius is 20
Therefore

10 because it makes the most sense
<h3>
Answer:</h3>

<h3>
Step-by-step explanation:</h3>
In this question, we're simply combining "like-terms" in order to simplify the expression.
Lets solve:

When you're done solving, you should get -17x-21
This means that -17x-21 would be the simplified version.
<h3>I hope this helped you out.</h3><h3>Good luck on your academics.</h3><h3>Have a fantastic day!</h3>