Question

Problem 79

The monsters in Fangville were multiplying
like crazy. On the first day that Harry Legs
counted, there were 33 monsters. On the
second day he counted, there were 40
monsters. On the third day, there were 42,
and there were 49 monsters on the fourth day.
If this pattern continues, how many monsters
will be counted on the tenth day?

Answer 1

76

Explanation:

The pattern is +7, +2, +7, +2