Which expression is a perfect cube? O -1,452m18,15 p22
0 -1,331m8n5p21
O 1,331m18 715,922
O 1,452m185 p 21

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.!