b+g = 340
2/5 b = 4/7 g
2/5 b = 4/7 (340-b)
b = 200
There are 340 children at a park. 2/5 of the boys is equal to 4/7 of the girls. how many girls and how many boys are there at the park?
1 answer
1 answer
1 answer
1 answer
1 answer
1 answer