77:56

The ratio \( 77:56 \) can be simplified by finding the greatest common divisor (GCD) of the two numbers.

1. Find the GCD of 77 and 56:

   • The factors of 77 are 1, 7, 11, 77.
   • The factors of 56 are 1, 2, 4, 7, 8, 14, 28, 56.
   • The common factors are 1 and 7.
   • The GCD is 7.

2. Divide both parts of the ratio by the GCD:

   • \( 77 \div 7 = 11 \)
   • \( 56 \div 7 = 8 \)

So, the simplified ratio is \( 11:8 \).