How to find the next term in an arithmetic sequence

Practice Questions

PSAT Math › How to find the next term in an arithmetic sequence

Questions

What is the next number in the following series: 0, 3, 8, 15, 24 . . . ?

Find the $\small 7th$ term in the sequence

$\small 3 , 7 , 11 , 15 , ...$

$\small 2, 3, 5, 9, 17, x, 65, 129....$

$\small \textup{In the above number sequence, what is the value of},x?$

A sequence of numbers is as follows:

What is the sum of the first seven numbers in the sequence?