Work Problem( Week 43 Evaluation) 1. Ben and his brother made some money by working during the summer. Ben earned $10 more than 3 times of what his brother earned. If the total amount they earned was $410, how much money did Ben earn (in dollars)? 2. George was paid $8 per hour plus a bonus of $10.50 per day. On a certain day George was paid $66.50. How many hours did he work on that day? 3. John was paid $8.50 per hour plus a bonus of $19.50 a day if he works more than 3 hour for the day. On a certain day John was paid $70.50. How many hours did he work on that day? 4. George can mow 576 square feet of grass in 12 minutes. At this rate, how many hours would it take for him to mow 480 square yards of grass? 5. A team of 20 people completed half of a task in 28 days. How many days will it take a team of 8 people to complete the remaining half of the task? Assume that each person works at the same rate. 6. Tom planned to work after school. If he worked 10 weeks, he would earn $226 and a trip to Disney. If he worked 6 weeks at the fixed weekly rate, he would earn $110 and the trip. What was the fixed weekly rate (in dollars) for the job? 7. Water flows from a faucet at a constant flow rate. It took 2 seconds for the faucet to fill a 6-liter tank. How many minutes will it take to fill a 9-cubic-meter tank? 8. Alice and Michael each wanted to buy the same kind of bike. After they checked their allowance, they found that Alice still needed $26 and Michael still needed $12. If they combined their allowance together, they still do not have enough. What is the maximum possible cost of the bike in dollars? 9. Tom can paint a room in 4 hours, and his sister Alice can paint it in 5 hours. If both of them paint together, how many hours will it take them to paint the room? (Express your answer as a mixed number in the lowest terms). 10. Kevin needs 1 hour to do a certain job while David can do the same job in hour. How many minutes will it take them to do the job together? |