Directions: Solve each problem below by entering a whole number, a dollar amount with cents, or a percent. If your answer is a percent, do NOT enter the percent symbol. For each exercise below, click once in the ANSWER BOX, type in your answer and then click ENTER. After you click ENTER, a message will appear in the RESULTS BOX to indicate whether your answer is correct or incorrect. To start over, click CLEAR.
||At Furnace Woods school, 297 of students take the bus. If this number is 90% of the school enrollment, then how many students are enrolled?
||A basketball team won 60% of 125 games played in a season? How many games is that?
||On a roofing job, 21 out of 416 shingles had to be rejected for minor defects. What percent is this? (Round your answer to the nearest percent.)
||In a fashion boutique, a coat that regularly sell for $150 is marked, "Get off." What is the sale price of the coat?
||David arranges a 36-month car loan of $19,000 at 12.75% annual interest. Assuming equal monthly payments on principal and interest, how much will he pay monthly? (Round your answer to the nearest cent.)
||Gisele put $800 into a savings account that earns 6.5% simple interest for the first 3 months and 2.25% simple interest for the next 9 months. How much will she have after 1 year?
||The commission rate paid to a sales rep varies according to the type of equipment sold. If her monthly statement showed $124,600 in sales and her total commission was $4,438, then what was her rate of commission to the nearest tenth of a percent?
||An interior designer is able to purchase a sofa from a design center for $1,457. Her client would have to pay $1,880 for the same sofa. What rate of discount did the designer receive for the sofa?
||The output of an electrical circuit increases from 19 amperes to 22 amperes. What is the percent increase in the output? (Round your answer to the nearest tenth of a percent.)
||The reading on a pressure valve decreases from 36 psi to 30 psi. What is the percent decrease in pressure? (Round your answer to the nearest tenth of a percent.)