Proportion & Ratio Problems( Week 24 Evaluation) 3. 36 gallons of water were poured into an empty tank and filled of the tank. How many gallons does a full tank hold? 4. Helen is going to take a test including 170 questions. Each question counts the same points. If she wants a grade of 90 over 100, how many correct answers must she get? 6. The ratio of boys to girls in a school is 9:8. If there are 272 children in the school, how many are boys? 7. A tank full with water weighs 16.6 kilograms. When half of the water in the tank is poured out,the tank and the remaining water weighs 9.7 kilograms. How much does the tank weigh in kilograms? 8. 12 people purchased supplies for a 8-day camping trip to an island. Each of them is assumed to get an equal share of daily supples. They are then joined by another 4 people, whose supplies were lost in the storm on the way to the island. How long will the supplies last if the original daily share for each person is not changed? 9. A tank is filled with water. When one-half of water is poured out, the tank and the remaining water weigh 10.1 kilograms. When half of the remaining water is poured out, the tank and the remaining water weigh 6.6 kilograms. How much does the tank weigh in kilograms? 10. A tank is filled with water. When one-half of water is poured out, the tank and the remaining water weigh 8.3 kilograms. When half of the remaining water is poured out, the tank and the remaining water weigh 5.7 kilograms. How much does the tank filled with water weigh in kilograms? |