Checking account earnings at Long's Bank are expressed by the equation, I = β 0 . 06 x + 8 . 3 .
The earnings at Fellow's Bank are modeled by I = β 0 . 02 x + 6 . 6 .
In both cases, x is the number of checks written.
For what range of checks will a checking account at Long's Bank generate more earnings income than one at Fellow's Bank? Show your work or explain how you got your answer.
Akayaker travels 3 miles upstream and 3 miles downstream in a total of 4 hours. in still water, the kayaker travels at a speed of 2 mph. what is the average speed of the river's current?
Stephanie runs three days a week. she ran 3 2/3 miles on monday , 4 1/5 miles on wednesday , and 2 2/9 miles on friday. how many miles did she run this week ?