Ballerina's dance

Algebra Level pending

If 7 ballerinas dance for 8 hours and lose a total of 20 pounds, how many more ballerinas dancing would it take to lose a total of 20 pounds in only 4 hours if the new dancers lost weight only half as fast as the original 7 ?

7 10 14 12

This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try refreshing the page, (b) enabling javascript if it is disabled on your browser and, finally, (c) loading the non-javascript version of this page . We're sorry about the hassle.

0 solutions

No explanations have been posted yet. Check back later!

0 pending reports

×

Problem Loading...

Note Loading...

Set Loading...