Answer:
We conclude that eighty percent of bike tires last at most 14.4 months.
Step-by-step explanation:
We know that a pair of bike tires can last 18 months if used every day.
We calculate how much eighty percent of the tire will last in months.
We have the following proportion:

We conclude that eighty percent of bike tires last at most 14.4 months.
Answer:
70%
Step-by-step explanation:
21/30 p/100
30/30=2,100/30=70
Answer:
22x is the coefficient
Step-by-step explanation:
x=18 if im not mistaken that was pretty easY
Answer:
30% discount.
Step-by-step explanation: