Let x = the first even number
x + 2 the second
x + 4 the third
x + 6 the fourth
Add together.
x + x + 2 + x + 4 + x + 6 = 92
Combine like terms.
4x + 12 = 92
Subtract 12 from both sides
4x = 80
Divide both sides by 4
x = 20
Answer: Divide the total kilometers covered by the number of hours the driver travels. This means you divide 2,380 km by 28 hrs. To find the average. Meaning the average speed is 85km/h.
Step-by-step explanation:
Take the total km the driver has traveled and divide it by the total hours they have driven to find your answer.
2,380 km /28 hrs = 85 km/h
Answer:
13.5%
Step-by-step explanation:
8100 interest/4 years=2,025 interest per year
principal x interest rate=interest per year
15000 x interest rate=2025
interest rate =2025/15000
interest rate=.135 or 13.5%
4,800 and 60 looks to be what you're looking for.
Deuces!
