3. A) In Sarah's first 30 times at bat, she had 9 hits. What is Sarah's batting average?
B) In Sarah's next game, she had 3 hits in 4 times at bat.
What is Sarah's new batting average?
C) How many hits would you expect Sarah to have in 90 times at bat? Explain your
reasoning.

step-by-step explanation:

if x = 2 you have to find x to finish the problem

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the easiest way to do these would be to solve the equations. if you can solve the equation than you can solve these problems.