A science experiment calls for 150mL of water, but Larry measured out 146mL of water. What was his percent error? Round to the nearest tenth.

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.!