Percentage Problem( Week 40 Evaluation) 1. George and his brother collected Pokemon cards. The number of the cards George collected is 40% of the number of the cards his brother has. If George has 80 cards, how many cards does his brother have? 2. Josh spent $1710 for a vacation, which was 10% of his savings. How much was in his savings (in dollars) before the spending? 3. A shirt was charged $1.47 with a 3% 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 4 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 50% 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 $30 each. However, children can get a 20% discount. A group of 12 people consisting of children and adults paid a total of $336 for the concert. How many children were there in the group? 6. Eric paid $48 of tax at a hardware store. If tax rate was 2%, how much money did Eric spend at the hardware store? 7. 3 pounds of alcohol and 97 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, 72 of the total 400 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 $735.00 including tax. If the tax rate is 5%, what is the price of the oven? |