Question

Which expression describes the rule of this sequence?
7, 14, 21, 28, 35…

Answer 1

7 + n

7n

7n

n+ 7 + 7

Answer 2

It's 7n; 7 times the number.

Answer 3

Thanks ^_^

Answer 4

Ohh woops, it's actually 7 + n, my bad

Answer 5

I just submitted it :) I got it right :D

Answer 6

Thanks ^_^

Answer 7

\(\large{A}\) rule, not \(\large{THE}\) rule.

There are infinitely many rules for this sequence.

When, oh when, will question writers get it right?!