SAT Math Practice Question #24805 - SATify | SATify

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SAT Math Practice Question #24805 - SATify | SATify

#24805

sequences and series

arithmetic

medium

90 sec

Find the value of the expression:
$100 - 95 + 90 - 85 + \dots + 20 - 15 + 10 - 5$ .

A.

40

B.

45

C.

50

D.

55

E.

60