SAT Math Practice Question #29060 - SATify | SATify

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SAT Math Practice Question #29060 - SATify | SATify

#29060

sequences and series

arithmetic

Telescoping Series

medium

90 sec

What is the value of $1 + 3 + 5 + \dots + 77 + 79 - 2 - 4 - 6 - \dots - 76 - 78$ ?

A.

38

B.

39

C.

40

D.

41

E.

42