30 girls and boys have planned for a picnic. There is a ratio of 3 girls to 7 boys. How many boys are there?

asked Dec 12, 2016 156k views

4 votes

7.3k points

Please log in or register to add a comment.

2 votes

I got 21. For every 3 there was 7, so put down 3, add 7 and do such untiollyour total value is 30.

Jimmy Johnson answered Dec 13, 2016

6.8k points

4 votes

should be 21 boys because 7+7+7 equal 21 and 3+3+3 equal 9 which equals 30

Graphileon answered Dec 16, 2016

7.5k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

7.8m questions

10.5m answers