Question

Which one of the following is an odd number?

• A. ${2001}^2+3$
• B. ${2002}^3+10$
• C. ${2003}^2+7$
• D. ${2004}^3+1$

Answer 1

The correct option is D ${2004}^3+1$

${2004}^3+1$
we take unit digit
$4^3+1=64+1=65$
Since last digit =5, so its an odd number