Time to vote

One in every 9 people in a town vote for party A. All others vote for party B. How many people vote for party B in a town of 810?

If 1/9 vote for A and all others vote for B, then 8/9 vote for B.

810 x 8/9   {multiplied entire population by 8/9}
= 720 vote for B   {multiplied}

- Algebra House