Percentage Problem( Week 40 Evaluation) 1. David and his brother collected Pokemon cards. The number of the cards David collected is 80% of the number of the cards his brother has. If David has 88 cards, how many cards does his brother have? 2. Jackson spent $1410 for a vacation, which was 20% of his savings. How much was in his savings (in dollars) before the spending? 3. A shirt was charged $1.60 with a 5% sales tax rate included. What was the cost of the shirt(in dollars)before the tax was included? 4. Three students shared a computer for their science project for a total of 5 hours. At any specific time, only one student was allowed to use the computer. The first student used 50% of the total time, and the second student used the computer 45% of the total time. The rest was used by the third student. For how many minutes did the third student use the computer? 5. The tickets for a concert cost $10 each. However, children can get a 10% discount. A group of 29 people consisting of children and adults paid a total of $279 for the concert. How many children were there in the group? 6. Kevin paid $48 of tax at a hardware store. If tax rate was 2%, how much money did Kevin spend at the hardware store? 7. 4 pounds of alcohol and 46 pounds of pure water are mixed to make an alcohol solution. What is the alcohol percentage by weight in the solution? 9. In a movie theater, 154 of the total 550 seats were not occupied on average. What is the seat occupancy rate (the percent of seats occupied to the total seats) of the movie theater? 10. An oven cost $819.00 including tax. If the tax rate is 5%, what is the price of the oven? |