Converting Fractional Numbers to Percentages

Q. A positive number is by mistake divided by 5 instead of being multiplied by 5. Estimate the percentage error.

Q. $A\mathrm{student}\mathrm{multiplied}a\mathrm{number}\mathrm{by}\frac{3}{5}\mathrm{instead}\mathrm{of}\frac{5}{3}.\mathrm{What}\mathrm{is}\mathrm{the}\mathrm{percentage}\mathrm{error}\mathrm{in}\mathrm{the}\mathrm{calculation}?$

Q. Express 16/20 as percentage.

1. 80%
2. 48%
3. 16%
4. 32%

Q.

Raman asked Vinay to convert $\frac{12}{16}$ into a percentage. His answer was 75%.

1. False

2. True

Q. A positive number is mistakenly divided by 6 instead of being multiplied by 6.What is the percentage error (approximately)?

1. 30%
2. 97%
3. 85%
4. 75%

Q.

How do you write 0.68 as a percentage?

1. 68%
2. 0.68%
3. 6.8%
4. 68

Q. Express 16/20 as percentage.

1. 80%
2. 32%
3. 16%
4. 48%

Q. A positive number is, by mistake divided by 6 instead of being multiplied by 6. What is the percentage error (approximately)?

1. 3.86
2. 97.22
3. 83.27
4. 75.35

Q. A positive number is divided by 6 by mistake, instead of being multiplied by 6. What is the percentage error (approximately)?

1. 75.35
2. 3.86
3. 97.22
4. 83.27