The pattern of a sequence is: 1, 2, 4, 7, 11, ?. What is the next number in the sequence?
Q1. The pattern of a sequence is: 1, 2, 4, 7, 11, ?. What is the next number in the sequence?
Answer: 15
Explanation: Pattern formed by adding 1, 2, 3, 4, etc., 15 is the next number in sequence.