Question

If the arithmetic mean and the geometric mean of two numbers are in the ratio 5:4 and the sum of two numbers is 30, then find these numbers.

Answer 1

Step-by-step explanation:

1. we know that ap is a+(n-1)d
2. and gp is ar^n
3. then,ap/gp= 10
4. ap +gp = 30
5. ap is 300/11 and gp is 30/11
6. then a is 20and d is 3