a, b, c, d, e, f, g are consecutive even numbers. j, k, l, m, n, o, p are consecutive odd numbers. The average of all the number is:
Answer & explanation
Correct answer: option 2
The average of a, b, c, d, e, f, g consecutive even numbers= d (middle no.)
The average of j, k, l, m, n, o, p consecutive odd numbers = m (middle no.)
The average of all the numbers = \(\frac{d + m}{2}\)