If \(a,b\) and \(c\) are three positive integers such that at least one of them is odd, which of the following statement

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

If \(a,b\) and \(c\) are three positive integers such that at least one of them is odd, which of the following statements must be true?

A. \(a + b + c\) is odd.
B. \(a + b + c\) and \(abc\) have the same even-odd nature.
C. \(100a + 10b + c\) is odd.
D. If \(\dfrac{b}2\) and \(\dfrac{c}2\) are integers, then \(2a+\dfrac{b}2+\dfrac{c}2\) is even.
E. None of the above.

Answer: E

Source: e-GMAT
Source: — Problem Solving |