If a fair die is rolled 7 times, what is the probability, rounded to the nearest thousandth, of getting at most 2 twos?

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!