Answer:

Step-by-step explanation:
Given
See attachment
Required
The probability that a 7th grader selected will play guitar.
From the attachment, we have:


7th graders that can play guitars are:

So, the probability is:


Answer:
Step-by-step explanation:
B. You can get this by factoring the bottom of the first expression and then cancelling the terms. Then multiply by the inverse of the second.
Answer:
10^2 × 10^2
Step-by-step explanation:
Given that
Write 100 times 100 that would be multiplying to the power by 10
So based on the above information
The equation that would be developed is
10^2 × 10^2
The same would be represented as an answer