Question

4. What is the 25th number
in the pattern?
4, 7, 10, 13, 16...

Answer 1

76

Explanation:

a+(n-1)d

a is 4

d is 7-4 =3

n is 25

4+(25-1)3

4+24×3

4+72

=76

so, the 25th number in the pattern is 76