Percentage Problem( Week 40 Evaluation) 1. Tom and his brother collected Pokemon cards. The number of the cards Tom collected is 80% of the number of the cards his brother has. If Tom has 104 cards, how many cards does his brother have? 2. Nick spent $1560 for a vacation, which was 15% 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 40% of the total time, and the second student used the computer 35% 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 20% discount. A group of 17 people consisting of children and adults paid a total of $152 for the concert. How many children were there in the group? 6. Rene paid $60 of tax at a hardware store. If tax rate was 2%, how much money did Rene spend at the hardware store? 7. 5 pounds of alcohol and 45 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, 126 of the total 450 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 $766.50 including tax. If the tax rate is 5%, what is the price of the oven? |