You deposit $200 in an account earning 3.5% simple interest. how long will it take for the balance of the account to be $221?

how is that middle school

step-by-step explanation:

the distance between the school and her home is 3.6km.

12 mins = 0.2 hours = 1/5 hour

54 ÷ 3 = 18km per hour

1/5 of 18 = 3.6km per 12 mins

is there more info provided? there is not enough information given in the problem

6+6=12 so that just tells you what it is one half is 6 the next one is 6