Progressions

Calculate the arithmetic mean of the given series: 2, 6, 10, 14, 18, 22, 26, 30.

Find the Sum of series: 2, 6, 10, 14, 18, 22, 26, 30

Find the Arithmatic mean of series: 10, 7, 4, 1, -2

Find the Sum of series: 10, 7, 4, 1, -2

Find sum of series: 2, 2.5, 3, 3. 5, 4, 4. 5..........11

Find Arithmetic Mean of series: 2, 2.5, 3, 3. 5, 4, 4. 5..........11

Find the sum of series: 1, 3, 9, 27, 81, ..............3⁹

Calculate the sum of given series: 1/3, 1/9, 1/27, 1/81.................

For n positive integers, if their product is nⁿ, then what will be their sum?
 

A tennis ball is initially dropped from a building of height 180 m. After striking the ground, it rebounds (3/5)^th of the height from which it has fallen. Calculate the total distance that the ball traveled before it comes to rest.