Identify the numerator and denominator for each fraction 1. 2/5 numerator denominator 2. 4 numerator denominator 3. 27/31 numerator denominator

Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint