Question

there are 42 students in the class and 5/7 of the students are boys.how many girls in the class ?

Answer 1

total boys = 5/7*42 = 30 boys
total girls = 42-30 = 12 girls or 2/7 girls

Answer 2

Answer:

= 5/7 × 42 = 30 students. So there are 30 boys out of 42 stufents. So there are 12 girls in the class .