Question

Liza had solved some puzzles.
A pattern is formed based on the number of puzzles solved on each day.

1, 1, 2, 2, 3, 3, ____

Find the number of puzzles solved on the 7th day.

• A. 4
• B. 1
• C. 2
• D. 3

Answer 1

The correct option is A 4

The pattern is 1, 1, 2, 2, 3, 3, ___.

We observe that each natural number is repeated in the pattern in an order.

1 appears twice.

2 appears twice.

3 appears twice.

The next natural number is 4.

So, Liza solved 4 puzzles on the 7th day.