Answer:
first one on top.
Step-by-step explanation:
42 square ft because 4 times 3 is 12 and 10 times 3 is 30. 30+12=42
Answer:
142
Step-by-step explanation:
28.59 times 5 bc 3 plus 2 is 5
Answer:
n = (1/9)u
Step-by-step explanation:
This is a direct variation relationship of the form
n = ku
For n = 2, u = 18.
2 = k * 18
We solve for k.
k = 2/18
k = 1/9
Now we use k in the equation of the relationship.
n = (1/9)u