9 inches is the longest length of boards he can cut
It becomes smallerr so its B
Answer:
Step-by-step explanation:
Find the rate of those two statements:
28 ÷ 16 = 1.75
1.75 ft per seconds
7 ÷ 4 = 1.75
1.75 ft per seconds
Two statements have the same rate, therefore 28 feet every 16 seconds and 7 feet every 4 seconds are equivalent