Set \(S\) contains consecutive natural numbers from \(1\) to \(100,\) in increasing order. \(S_1\) and \(S_2\) denote

This topic has expert replies
Legendary Member
Posts: 2898
Joined: Thu Sep 07, 2017 2:49 pm
Thanked: 6 times
Followed by:5 members

Timer

00:00

Your Answer

A

B

C

D

E

Global Stats

Set \(S\) contains consecutive natural numbers from \(1\) to \(100,\) in increasing order. \(S_1\) and \(S_2\) denote the sum of first \(n\) even numbers and last \(n\) odd numbers of set \(S,\) respectively. What is the value of \(n,\) if \(S_1:S_2 = 16: 85?\)

A. 5
B. 10
C. 15
D. 20
E. 25

Answer: C

Source: e-GMAT
Source: — Problem Solving |