Question

1. Write a ratio and a percent for the shaded area.

Answer 1

Here are the answers to the following questions:

1. Write a ratio and a percent for the shaded area.
a 4x4 grid with 5 blocks shaded (1 point)
five sixteenths

2. Model 32% on a 5 × 5 grid. (1 point)
a 5 by 5 grid has 8 cells shaded.

3. Write the ratio as a percent. In a car dealership’s lot, 6 Over 24 EndFraction of the cars are silver. (1 point)
0.25

4. Write the decimal as a percent. 0.09 (1 point) 0.0009

5. Write the percent as a decimal. 37.1% (1 point) 0.371

6. Order from least to greatest. 0.4, four-ninths, 40.5%, eleven-twenty-fifths
0.4, 0.44, 0.405, 0.44
(1 point) 
0.4, 40.5%, four-ninths,  eleven-twenty-fifths 

7. In a candy bar, 165 calories are from sugar. There are 250 calories in the candy bar. What percent of the calories are from sugar? (1 point)
66

For questions 8 and 9, write the fraction as a percent. If necessary, round to the nearest tenth of a percent.

8. 9/15 (1 point) 0.6

9. Write the fraction as a percent. If necessary, round to the nearest tenth of a percent.
4 one fifth (1 point) 0.042

10. Write the percent as a decimal and as a fraction.
215% (1 point) 21.5; 211/2

11. The science club sold 25 T-shirts last week and 18 T-shirts this week. What is the percentage of decrease in the number of T-shirts sold? (1 point)
0.28 

12. On a factory floor, 20 of every 170 toy robots are defective. What percent of the toy robots are defective? Round your answer to the nearest hundredth. (1 point)
0.1176

13. A new law requires that 12% of an individual’s income be invested in the stock market. Your accounts show that you need to put $420 in the stock market this year. How much did you earn this year? (1 point)
5040

14. 20% of what number is 47? (1 point) 235

15. Estimate a 15% tip for a meal that cost $26.80. (1 point)
4.05

16. You and some friends rent a limousine for a formal reception. The bill for the evening is $53.00. A tax of 6% will be added to your total, and you want to tip the chauffeur for his excellent driving. You decide to leave him a tip that is 20% of the bill before tax is added. How much will be paid in total? (1 point)
66.78

17. Find the percent of markup. Round to the nearest tenth.
$37.00 to $49.00 (1 point) 0.245