Question

Find the next number in the series: 3, 6, 11, 18, 27, ?

• A. 36
• B. 38
• C. 40
• D. 42

Hint:

Look at the gaps between terms: 3, 5, 7, 9, ...

Answer 1

The Correct Option is B

The terms fit $n^2 + 2$: $1^2+2=3$, $2^2+2=6$, $3^2+2=11$, $4^2+2=18$, $5^2+2=27$, so the sixth term is $6^2+2=38$.