53/14 meters per second.
Or
About 3.78571 meters per second
Hope this helps
I think the answer is D: advantageous
Do you know what lesson this is ? i can probably help
This is a tricky question I think so because the light hits the shirt and the shirt is a but transparent or its just a plain white shirt sorry if I did not answer your question in new to this ( ´ ▽ ` )ノ