Kevin drank 1 6/7 pints of more water than juice.
Step by Step explanation:
If you divide 3 1/4 by 1 3/4 you’ll get 52/28 and if you divided 52 by four you should get 13 and if you divide 28 by 4 you will get 7 you answer now should be 13/7. 13/7 simplified is 1 6/7 which is the final answer.