Question

Can someone help me answer this

Answer 1

3/7 of the marbles are red, 4/7 blue

P(both red) = 3/7 × 3/7 = 9/49

P(both blue) = 4/7 × 4/7 = 16/49

P(same color) = 9/49 + 16/49 = 25/49

Answer: 25/49

Answer 2

75%

Explanation:

there are more blue marbles that red ones