8/10/2019 1 Mathematics of Investment

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TEST IV: Solve the following problems.

1. A 1,599 shirt was on sale for 30% off. Hwas the discount price?

2. A 45,000 television was on sale for 50% coupon took another 500.00 off. How mthe television at the register?

3. Marcia went shopping for new school clothfound a purple sweater on sale for 25% oforiginal price was 350, how much was thsweater's sale price?

4. 120 pupils took a test, 30% of them failed.many of them passed the test?

5. In a survey of 34,800 tourists, 83% enjoy sHow many of them do not enjoy shopping?

TEST I: Convert the following

A. Percent to decimal1. 3% ________

2. 14% ________

3. 50% ________

4. 6.6% ________

5. 265.34 ________

B. Percent to fraction6. 11% ________

7. 18% ________

8. 50% ________

9. 2.3% ________

10. 8.55% ________

C. Decimal to percent11. 3.5 ________12. 6.23 ________13. 5634.245 ________14. 76.34 ________15. 7.3 ________

D. Fraction to percent16. 2/5 ________17. 11/10 ________18. 1 3/4 ________19. 23/20 ________20. 12 1/16 ________

TEST II. Find the Percent, Rate, and Base

A. Percent1. 5% of 20 ________

2. 8% of 50 ________

3. 16% of 75 ________

4. 15% of 20 ________

5. 20% of 95 ________

Score:

B. Rate

6. 27 is what percent of 48? ________

7. 1/6 is what percent of 3/3? ________8. 3/8 is what percent of 3/4? ________

9. 10 is what percent of 12? ________

10. 15 is what percent of 120? ________

C. Base

11. 6 is 75% of what number? ________

12. 49 is 87 1/2% of what number? ________

13. 12 is 4% of what number? ________

14. 7 is 70% of what number? ________

15. 0.24is 3% of what number? ________

TEST III. Complete the table below using yourknowledge of fractions, decimal andpercent conversions.

Fraction Decimal Percent

1. 4/5 0.80

2. 0.375 37.5%

3. 11/20 55%

4. 7/8

5. 0.72

6. 13/20

7. 0.9758. 110%

9. 105/100

10. 0.0046

11. 112%

12. 35/20