Question

Willson has 320 7th grade students, and its ratio of boys and girls is 1:1.Salem has 330 seventh grade students and its ratio to boys to girls is 5:6 the two towns hold a carnival and all seventh grade students from both towns attend how many seventh grade students at the carnival were girls?

Answer 1

340

Explanation:

Wilson has 320 / 2 = 160 girls

Salem has:

5x + 6x = 330

11x = 330

x = 30

6x = 6 * 30 = 180

180 + 160 = 340