The ratio of Blue to red in the purple shade that Patrick wants is: Blue:red=4:3 The mixtures that will create the same shade of purple is:
<span>a] 8ounces of blue paint mixed with 6ounces of red paint because the ratio of blue to red is 4:3 and b] </span><span>20 ounces of blue paint mixed with 15 ounces of red paint because the ratio of blue to red is 4:3</span>
The smallest value is $0.25 (a quarter) because you can use two quarters and a half dollar. Only one of them can't be a half dollar, but the other two can be.
