“you can earn money by tutoring for $8 per hour and by walking dogs for $7.50 per hour. you have 15 h available to work. what is the greatest number of hours you can spend walking dogs and still make at least $115? ”i need

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

pls mark as brainliest.