PERCENTAGE - 8 COMPETITION QUESTIONS
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Subscribe to the channel and ask me your questions! =D ▶ Want to support the channel? =D PIX: [email protected] PDF sheet: https://drive.google.com/open?id=1RHo... Percentage 1. When purchasing a workbook, I got a 5% discount for paying in cash. Knowing that the initial value of the workbook was R$60.00, the amount I paid for it was: a) R$57.00 b) R$57.60 c) R$58.20 d) R$58.80 e) R$59.50 2. A gas station charges R$2.60 for a liter of gasoline. By filling up his car with 40 liters of this fuel, Antônio gets a 10% discount on the total amount spent. The amount, in reais, paid by Antônio is equivalent to: a) 94.80 b) 94.50 c) 94.20 d) 93.60 e) 93.40 3. An investor established that he would only sell his shares when they reached a 25% appreciation. Considering that they were purchased for R$1,300.00 and that after a while they reached the appreciation expected by the investor who then sold them, it is correct to state that they were sold for: a) R$1,325.00 b) R$1,400.00 c) R$1,525.00 d) R$1,600.00 e) R$1,625.00 4. At the end of the year, a boss decided to give a 5% bonus to his interns. With the bonus, the interns received a salary of R$270.90. How much was the salary before the bonus? a) R$236.00 b) R$248.00 c) R$250.00 d) R$258.00 e) R$260.00 5. In the last three years, due to an oil supply crisis, gasoline prices have increased by 130%, on average, reaching R$4.90. Therefore, the price of gasoline before this increase was approximately: a) R$2.13 b) R$2.00 c) R$1.60 d) R$1.75 e) R$1.45 6. Throughout 2013, an employee received two salary increases: one in May of 15% and another in December of 10%. The total percentage increase in salary that this employee had in 2013 was: a) 14% b) 12.5% c) 16.5% d) 25% e) 26.5% 7. The production cost of a part is composed of: 40% labor; 25% raw materials; 20% electricity and 15% other expenses. At a certain point, the following increases occur: labor, 10%; raw materials, 20%; electricity, 15%; and other expenses, 10%. The percentage increase in the total cost of the part was: a) 13.5% b) 11.5% c) 13.0% d) 12.0% e) 12.5% 8. An appliance store pays, for the acquisition of a certain product, the corresponding to the manufacturing price x (in reais), plus 5% in tax and 3% in shipping, both percentages calculated on the price x. It sells this product to the consumer for R$54.00, with a profit of 25%. Therefore, the value of x is: a) R$36.00 b) R$38.00 c) R$40.00 d) R$41.80 e) R$42.40
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