Explanation
Correct answer: B.
Choice B is correct. The height of each bar in the graph shown represents the number of containers that contain the number of walnuts specified at the bottom of the bar. The bar for walnuts has a height of . Therefore, of these containers of walnuts contain exactly walnuts.
Desmos solution:
Note: Read the height of the bar labeled 78 on the horizontal axis.
Enter in Desmos:
Reviewed and rewritten by CookSAT
Why the other choices are wrong
Choice A
Choice A is incorrect. This is the number of containers that contain exactly walnuts, not walnuts.
Choice C
Choice C is incorrect. This is the total number of containers of walnuts represented in the bar graph, not the number that contain exactly walnuts.
Choice D
Choice D is incorrect. This is the number of walnuts in a container that contains exactly walnuts, not the number of containers that contain exactly walnuts.