Question

In the first row of an auditorium there are13 seats. There are 15 seats in the secondrow, 17 seats in the third row, and 19 seatsin the fourth row. If this pattern continues,how many seats are in the tenth row?

Answer 1

Given:

In the rows of an auditorium there are 13, 15 , 17 , 19 seats in 1st, 2nd, 3rd, 4th