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GMAT Quant > Consecutive Integers > Flashcards

Consecutive Integers Flashcards

1
Q

What is the formula to count the number of consecutive integers in an inclusive range?

A

(Last - First + 1)

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2
Q

What is the formula to calculate the sum of consecutive integers in an inclusive range?

A

Average x Number of Terms

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3
Q

What is the formula to calculate the average of an evenly-spaced set?

A

(First number + Last number) / 2

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GMAT Quant (8 decks)

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