1 × 8 8 8
------- = ------- = ---
3 × 3 3 × 3 9
So, your answer is
------- = ------- = ---
3 × 3 3 × 3 9
So, your answer is
Are 27 49 57 63 composite numbers
2 answers:
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Answer:
;
Step-by-step explanation:
Score of the first two quizzes: 75 and 97
Let n represent the third score
Average score would be: .
Given that the average score fall between 85 and 90, this can be represented by the compound inequality as shown below:
Solve for n in each statement that makes up the compound inequality:
Multiply both sides by 3
Subtract 172 from each side of the inequality
Also,
Multiply both sides by 3
Subtract 172 from both sides of the inequality
Combining both together, the possible values of her third quiz score would be: