Find the length of side x in simplest radical form with a rational denominator.

Michelle is planting flowers in her garden. she wants the ratio of daises to carnations to be 3 to 2. michelle wants to plant a total of 35 flowers. how many daises should she plant?

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?

Stephanie runs three days a week. she ran 3 2/3 miles on monday , 4 1/5 miles on wednesday , and 2 2/9 miles on friday. how many miles did she run this week ?