Answer: 30×2n=C
Step-by-step explanation:
30$ is flat fee so no variable
2$ dollars per person so "n" (the number of people) is times 2
= the final cost (C)
Answer:
15% decrease
Step-by-step explanation:
First - 322,000
Years later - 273,700
Therefore, (322000 - 273700)/322000 = 0.15
0.15 * 100 = 15%
Mark me brainliest :))
Answer:
40 km
Step-by-step explanation:
You have 2 variables: km and minutes/hour
30 minutes turned into 60 minutes(1 hour) by multiplying by 2...
So you need to do the same for km!
20km * 2 = 40km per hour
Answer:
class b
Step-by-step explanation:
because the mean and median are approximately the same
