Answer:
Assume x is directly proportional to y :

when y is 9, x is 2:
substitute to find value of k :

Therefore, equation is:

Answer:
3
Step-by-step explanation:
hope it is right and is helpful
Answer:
$8
Step-by-step explanation:
5 increase 60% =
5 × (1 + 60%) = 5 × (1 + 0.6) = 8
Answer:
the length of all sides added together
It would be list f. Each serving(1)serves16 so 2 servings serve 32 and so on.