Arithmetic Prog...

Find the common difference in the series: 0.2, 0.9, 1.6 ..............

Find the sum of the arithmetic series $$6 + 12 + 18 + ....... 96$$.

Find the common difference, if the sum of first n terms will be (n - 2) (n - 1).

Find the common difference in the sequence 4, 8, 12, 16, .......... 20

_____ is a list of numbers in which each term is obtained by adding a fixed number to the preceding term except the first term.

Find the number of terms in an A.P: $$-1,\ -5,\ -9,\ ..,\ - 197$$

Which term of the$$ A.P. 2, 9, 16, 23 .............$$ is $$100$$?

Find 11th term of the A.P. : -3, 1, 5, ........

The sum of n terms of an arithmetic sequence can be calculated by ......................... 

Choose the correct statement(s):