Question

7. In a bag of marbles, the ratio of blue to red marbles is 2:3. Assuming those are the only
two colors in the bag, what is the percent of blue marbles in the bag?
The percent of blue marbles in the bag is 50%

Answer 1

Answer:

since 2 out of every 5 marbles is blue, 4 tenths of the marbles are blue so 40% is blue. not 50