For any positive integer n, the sum of the first n positi...

Free Practice Question

PS · Problem Solving

605-655

Arithmetic

For any positive integer n, the sum of the first n positive integers equals n(n+1)/2. What is the sum of all the even integers between 99 and 301?

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A

10,100

B

20,200

C

22,650

D

40,200

E

45,150

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