In order for a biconditional statement to be valid, what must be true? A. a conditional statement and its inverse
B. the inverse and converse of a conditional statement
C. a conditional statement and its contrapositive
D. a conditional statement and its converse

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step-by-step explanatio89

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

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