the sum is 66. one number is 8 times larger than the other

Question

 what is the larger and smaller numbers?

Answer 1

Let the smaller number be x

Larger number ix 8x

 

8x+x = 66

9x = 66

x = 66/9

x = 22/3 or 7 1/3

 

8x = 8(22/3) = 176/3 = 58 2/3