C. Analyze and solve the following word problems.(6 points) 1.The ratio of boys to girls in a class is 4:5.If there are 20 girls in the class,how many boys are there?
Solution and answer:
2.There are 8 koi and some gold fish in the pond.If the ratio of gold fish to koi is 5:2,how many gold fish are there?
Solution and answer: