Len walks 3/10 mile in the morning. he walks 2/5 mile in the afternoon to a friends house. len says that he walks a total of 5/15 mile in the morning and afternoon which two satements are true a. since 3/10 + 2/5 is 5/15,the total of 5/15 is reasonable b. since 5/15 is less than 2/5,the total of 5/15 is not reasonable c. the fractions 5/15,3/10,and 2/5 are all less than 1/2, so the total of 5/15 is reasonable d. the fractions 5/15 is 1/3,and 1/3 is greater than 3/10. since 5/15 is greater than one of the addends, the total of 5/15 is reasonable e. the fractions 3/10 and 2/5 are each greater than 1/4,so the total of 5/15 is not reasonable.