12 boys 3 boys
------------- reduces to ------------
16 girls 4 girls
We want the simplified ratio of girls to students. There are 12+16, or 28, students to start with. We must reduce 16/28, which is the ratio of girls to students before simplification. This reduces to 4/7 (4 to 7).
Answer is <span>c. y=10/x,
2=10/5
2=2
y=k/x -inverse variation, k - constant</span>
Answer:
The first one
Step-by-step explanation:
I think the answer is 80 pounds
Answer:
I got 58.5
I multiplied 3x9 to get 27
then 3x6 to get 18
then 3x9/2 to get 13.5 and added them all together.