Lisa added
4 7/15 and 5 2/5 to get a sum of 10 2/15.
Which of the following explains whether her answer is reasonable?
A.
No; 7/15and 2/5 are both less than 1, so the sum has to be less than 10.
B.
No; 7/15 and 2/5 are both less than 1/2, so the sum has to be less than 10.
C.
No; 7/15 and 2/5 are both greater than 1/2, so the sum has to be less than 10.
D.
Yes; 7/15 and 2/5 are both greater than 1/2, so the sum has to be greater than 10.