K During a recent month, Cairo Company planned to provide cleaning services to 30 customers for $27 per hour. Each job was expected to take 6.0 hours The company actually served 12 more customers than expected, but the average time spent on each job was only 4.5 hours each. Cairo's revenues for the month were OA. $243 more than expected. OB. $1.944 more than expected. OC. $243 less than expected: Next