Answer:
320 / 240 = 4 / 3
Step-by-step explanation:
4 / 7 = x / 560
Cross-multiply:
7x = 2240
Divide by 7:
x = 320
The school has 320 boys and 240 girls.
hope this helps
Answer:
320 : 240
Step-by-step explanation:
4 + 3 = 7
560 / 7 = 80
so 1 is 80
4 x 80 : 3 x 80
320 : 240
