Finding The Percent of a Number

Expression to calculate 20% tip on $38 haircut.

Jeremy wants to give a 20% gratuity to his cab driver. His fare was $35.50. What is the total amount he will pay the driver?

Beth bought two pairs of earrings for $12.00 each. She also had to pay 6% sales tax. What was her total bill?

Charissa's bill is $26.50. She plans to tip at 20% without leaving pennies. What should she pay?

While shopping at a clearance sale, Samantha finds a $60.00 dress on sale for 25% off. Samantha also has a 50% off coupon. Which statement correctly summarizes her savings?

A 1-liter bottle of orange juice used to cost $2.85. Its price has increased to 110% of the original price. What is the new price?

Rudy’s Tacos sold 22 dinner specials last month. This month, they sold 250% of last month’s dinners. How many dinner specials did they sell this month?

Big Lake Camp's attendance this year was 180% of its first year's 40 campers. How many campers participated this year?

Aarti posted a comment on her blog. Each day the number of responses to her comment was 125% of the number she received on the previous day. If there were 64 responses the first day, how many were there on the fourth day?

Each hour, the number of bacteria in Dr. Nall’s petri dish tripled. What percent is the population compared to the population the hour before?