There are 10 girls and 16 boys in a class. The teacher has sticks with each students name on them in a bag. What is the probabil
ity of selecting sticks with a boy’s name and then a girls name if the first stick is not replaced?
A: 40/169.
B: 16/65.
C: 45/128.
D: 26/51.
A: 40/169.
B: 16/65.
C: 45/128.
D: 26/51.
1 answer:
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Answer:
Step-by-step explanation:
The area of a rectangle is equal to , where
is the length of the rectangle and
is the width of the rectangle. In a rectangle, opposite sides are equal.
Therefore, we can write the following system of equations:
Expand the first equation:
Substitute the second equation into the first ():
Solving for :