There are 7 arithmetic means between 3 and 35. What is the sum of all the terms?
Problem
There are 7 arithmetic means between 3 and 35. What is the sum of all the terms?
| A. 133 | C. 665 |
| B. 608 | D. 171 |
Sum of Arithmetic Progression
How many terms from the progression 3, 5, 7, 9, ... must be taken in order that their sum will be 2600?
Problem
How many terms from the progression 3, 5, 7, 9, ... must be taken in order that their sum will be 2600?
| A. 80 | C. 50 |
| B. 60 | D. 70 |