Question

a² + a b (b + 1) + b​

Answer 1

1 dozen means 12.

1 score means 20.

Hence 3 dozen means 36 and 2 scores means 40.

The ratio = 36:40 = 9:10.

Hence the ratio between 3 dozen and 2 score is 9:10

Step-by-step explanation:

Answer 2

sorry but the question is incomplete so I can't find out the answer