A
B
C
D
Explanation
Correct answer: D.
Choice D is correct. Since yard is equal to feet, yards is equal to , or feet. It follows that yards per second is equivalent to feet per second. Therefore, the object's speed is feet per second.
Desmos solution:
Note: Multiply 64 by 3 to convert yards to feet, giving 192.
Enter in Desmos:
Reviewed and rewritten by CookSAT
Why the other choices are wrong
Choice A
Choice A is incorrect. A speed of feet per second is equivalent to , not , yards per second.
Choice B
Choice B is incorrect. A speed of feet per second is equivalent to , not , yards per second.
Choice C
Choice C is incorrect. A speed of feet per second is equivalent to , not , yards per second.