Which of the following could be the lengths of the sides for a triangle that is similar to the triangle shown?
9,5,7
A. 10, 14, and 16
B. 8, 11.2, and 14.4
C. 7.5, 9.8, and 10,8
D. 2.5,3, and 4.5

5x+2x=49

7x=49

x=7. 35 apples

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.