Ben bowled 133 and 206 in his first two games. What must he bowl in his third game to have an average of at least 170?
2 answers:
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Answer: Choice A
The number line graph is visually showing every number that is 19 or smaller; hence
Note the use of a closed or filled in circle at the endpoint (in contrast to an open circle). This indicates we are including the endpoint 19 as part of the solution set, and that's why we go for "or equal to" as part of the inequality sign.
Answer:
the answer is 0
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