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Converting Decimals and Fractions
Estimating Percents
Simple and Compound Interest
Mark up/Down, Commission, Sales tax, and Gratuity
Mixed Percentage Questions
100
Convert 0.0015 to a percent.
What's 0.15%
100
What is 23% of 499
what's 125
100
A woman put $580 into a savings account for one year. The rate of interest on the account was 6½%. How much was the interest for the year in dollars and cents? (Round to the nearest cent)
What is $37.70
100
Jonathon has a choice. He can work on commission and make 7% on every $1000 computer he sells or get a $50 bonus for each sale. Which is the better choice? 
What is the 7% commission because that is equivalent to $70 per computer sold which is greater than $50 per computer sold.
100
1 is what percent of 52.6? Round to the nearest tenths.
What is 2%
200
What is 0.025% written as a fraction in lowest terms
What's 1/4,000
200
Estimate 48% of 400?
What is 200
200
Find the simple interest earned on $2800 deposited in a bank at 2% annual interest after 5 years.
What is $280
200
Wisline bought a pink jacket on sale. The original cost of the jacket was $250.00. She got a 60% discount. What did she pay for the jacket ?
What is $100
200
A DVD priced at $30 has a 20% discount applied. How much is the discount and what is the sale price?
What is the Discount is $6 and sale price is $24
300
Which is the greater percent 348/500 or 489/1000? Why?
What's 348/500 because...
300
Estimate 57% of 11?
What is 6
300
Find the balance on a deposit of $818, earning 4% interest compounded semiannually for 2 years.
What is $885.43
300
Jamie earns $350.00 dollars a week (gross pay). 20% is taken out for deductions. What is her net pay?
What is $280.00
300
Edgewater Elementary School recently participated in a survey done by the local university. The College of Education had made an arrangement with our principal for the survey. They wanted to determine if students thought male teachers or female teachers were more lenient. 30% of the students thought female teachers were more lenient, 7% said they were the same, 4% had no opinion, and the rest of the students said male teachers were more lenient. On the day of the survey, there were four hundred sixty-seven students at school. About how many said male teachers were more lenient?
What is 275 students
400
510%
What is 5.1 written as a percentage?
400
Estimate a 15% tip for a $66.60 restaurant bill
What is $9.75 or $10.05
400
Jim deposits $300 in a savings account at an interest rate of 2% per year. Find the interest earned in 4 months.
What is $2
400
Natalie ran the 100-meter dash in 12.16 seconds yesterday at track practice. Her friendly competitor (and twin sister) Destiny ran it in 14.6 seconds. Natalie's time differed from her sister's by what percent? Round your answer to the nearest hundredth of a percent.
What is 16.71%
400
Andy's discount was 20% off the original price, which meant a $40 discount. What was the original price?
What is $200
500
Why can proportions be used to solve percent problems?
Proportions are two equal ratios/ fractions. Percents are simply ratios/ fractions out of 100. So, you set two ratios equivalent to each other with one of them having a denominator of 100 and find the equivalent numerator.
500
Maritza went out to eat with 2 of her friends. The bill come to $28.00. They paid an additional 8.65% tax and left a 20% tip. What was an estimated total cost of the meal ?
What is $36.96
500
Lauren deposits $3000 in three different banks - Bank1, Bank2 and Bank3 - at an annual compound interest of 3% in Bank1, 4% in Bank2 and 7% in Bank3. Find the balance in each of the bank accounts after 6 years.
What is Bank 1 $3582.16 What is Bank 2 $3120.00 What is Bank 3 $4502.19
500
Pamela bought an electric drill at 85% of the regular price. She paid $32.89 for the drill. What was the regular price? (Round to the nearest cent)
What is $38.69
500
Paul, who earns $5.50 per hour, received an 8% raise. He works 40 hours and must pay federal income taxes of 20%. What are his taxes?
What is $47.52