Help please!!!! I will give you points!

That'sAnswer:
the answer is a)
Step-by-step explanation:
because if u multiply 7 x 4.5 u get 31.5. That's how I did it:)
lmk if u get right. ( im not sure if u supposed to divide it tho but yeah)
Answer is C, 10.5 yd
You multiply 7 by 4.5, to get 31.5, and divide that by 3, to get 10.5.