Juan is a gold medalist in athletics. In the month of May, if Juan takes 10 seconds to run y yards, how many seconds will it take him to run x yards at the same rate?
Options:
A) 10x/y  B) 11x/y  C) 9x/y  D) 12x/y  E) 13x/y
velocity=distance/time;   since he ran at same rate both d tyms,   y/10=x/t   so t=10x/y   10x/yNSWER:10x/y
<result>A</result>
Juan is a gold medalist in athletics. In the month of May, if Juan takes 10 seconds to run y yards, how many seconds will it take him to run x yards at the same rate?