A shade of green paint is made by mixing blue paint and yellow paint in the ratio of 4 to 3. How many pints of blue paint and ye
llow paint are needed to make 21 pints of the green paint? A.
12 pints of blue paint and 3 pints of yellow paint
B.
9 pints of blue paint and 12 pints of yellow paint
C.
16 pints of blue paint and 9 pints of yellow paint
D.
12 pints of blue paint and 9 pints of yellow paint
Because 6 and 8 are both divisible by the same number, in order to simplify, thats what you do. since the largest number that they can be divided by is 2, you do just that. 6/8 divided by 2 is 3/4.