Number 18 part c. make a claim about the best material for a backpack that will be used for a 70lb student who carry 9lb of books and materials. give evidence for your answer.

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.

c

step-by-step explanation:

step-by-step explanation:

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