exam Maths Puzzle Numerical Ability

What is the GCF?

-24a2b3c4 - 36a4b3c2

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exam Other Question

y>5x-3 A student has scores of 67.25, 66.75, and 72.5 on his first three tests. He needs an average of at least 70 to earn a grade of C. What is the minimum score that the student needs on the fourth test to ensure a C?