You know that the sum of a and b is 24, because the average is the sum of the numbers divided by the amount of numbers added together, and 12*2 is 24. Add 3 to 24 so you have 27, and then divide that by 3 because there are now 3 numbers in the set. The average of a, b, and c is 9.
Answer:
"Lincoln did not believe he could have been a master of his own fate."
Is the correct answer!
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Have a gooooodddd day :D
Answer:
the administrator could make the classes in the school take a short quiz of which one that they would rather have to get the best suited ones for the school
Explanation:
Because it gives them pride in what they are doing
