Given the arithmetic sequence 2, 4, 6, 8 and 10, where a₁=2 and a₅=10, identify the arithmetic means between a₁  and a₄ .

Given the arithmetic sequence 1, 2, 3, 4, 5 and 6, where a₁ = 1 and a₆ = 6, identify the common difference d.

Given the arithmetic sequence -2, -5, -8, -11, -14 and -17, where a₁=-2 and a₆=-17 , identify the arithmetic means between a₁ and a₅ .

Given the arithmetic sequence -2, -5, -8, -11, -14 and -17, where a₁=-2 and a₆=-17 , identify the arithmetic means between a₃ and a₆

Given the arithmetic sequence 2, 4, 6, 8 and 10, where a₁=2 and a₅=10 , identify the arithmetic means between a₂ and a₅ .

Is the sentence true or false?

The arithmetic mean of a and b is A=$\frac{a+b}{2}$.

Is the sentence true or false?

The formula for calculating arithmetic mean is (sum of all observations)/(number of observations).

If in a family the husband earns 35,000 rupees and his wife earns 40,000 rupees then what is their average salary?

Given the arithmetic sequence 2, 4, 6, 8 and 10, where a₁=2 and a₅=10 , identify the common difference 

Is the sentence true or false?

The arithmetic mean of a set of numbers {10, 20, 30, 40} is 20.