Mastering Percentages and Variables in Real-Life Scenarios

A bakery sells 120 loaves of bread in a day. If 25% of the loaves are whole wheat, how many whole wheat loaves does the bakery sell?

• 30

• 20

• 40

• 50

Sarah has a job that pays her $15 per hour. If she works x hours in a week, how much money does she earn?

• 20 + x

• 15 * x

• 10 * x

• 15 + x

A school has 300 students, and 40% of them are in the band. How many students are in the band?

• 150

• 100

• 200

• 120

Tom is saving money to buy a video game that costs $60. If he saves 20% of his allowance each week, and his allowance is $30, how many weeks will it take him to save enough?

• 5 weeks

• 15 weeks

• 20 weeks

• 10 weeks

A car rental company charges a flat fee of $50 plus 10% of the total cost for insurance. If the total cost of renting a car is y dollars, what is the total cost including insurance?

• $50 + 0.1y

• $50 + y

• 1.1y - 50

• 1.1y + 50

In a class of 25 students, 60% of them passed the math test. How many students passed the test?

• 5

• 15

• 10

• 20

A store is having a sale where all items are 15% off. If a jacket originally costs $80, what is the sale price of the jacket?

• $68

• $60

• $75

• $85

If a gardener can plant x trees in one hour, how many trees can he plant in 5 hours?

• 25x

• x/5

• 10x

• 5x

A restaurant serves 200 meals in a day. If 30% of the meals are vegetarian, how many vegetarian meals are served?

• 80

• 100

• 60

• 40

Lisa has a part-time job where she earns $12 per hour. If she works x hours in a week, what is her total earnings for that week?

• 12 * x

• $12 - x

• $12 + x

• $12 * 7