find the number of miles per 1 liter:
247 kilometers / 19 liters = 13 kilometers per liter.
Divide how may kilometers they want to go by kilometers per liter:
429 kilometers / 13 kilometers per liter = 33 liters are needed.
Answer:

Step-by-step explanation:




Y=3x
It costs $3 per movie (x)
Answer:
60 milligrams
Step-by-step explanation:
just cross multiply! percentages are just fractions of 100. so you can say that 
multiple 75 by x and 45 by 100 and you get
4500=75x
divide both sides by 75 and you get 60
The slope of the line is 2