Answer:
k = 28
Step-by-step explanation:
12/k = 18/42
Cross multiply.
18k = 12 * 42
18k = 504
Divide both sides by 18.
k = 28
Answer:
The percent of increase is 25%
Step-by-step explanation:
Percentage increase = increase in price/original price × 100 = ($250 - $200)/$200 × 100 = $50/$200 × 100 = 25%
Answer:
2
Step-by-step explanation:
6x2=12 12/6=2
Answer:
The independent is the weight of all the people already on the elevator and the dependent variable is the weight of the elevator after you get on.