Rational Number Challenges: Real-Life Word Problems

A store sells pencils for $0.50 each and erasers for $1.20 each. If you buy 4 pencils and 3 erasers, how much do you spend in total?

• $5.60

• $4.80

• $5.20

• $6.00

A temperature dropped from 15 degrees Celsius to -5 degrees Celsius overnight. What is the total change in temperature?

• 10 degrees Celsius

• 20 degrees Celsius

• 25 degrees Celsius

• 0 degrees Celsius

A baker made 120 cookies. He sold 45 cookies in the morning and then baked 30 more. How many cookies does he have now?

• 150

• 105

• 90

• 75

A car's fuel tank holds 15 gallons. If it is currently filled with 8 gallons and you use 3 gallons for a trip, how much fuel will be left in the tank?

• 6 gallons

• 4 gallons

• 7 gallons

• 5 gallons

A student scored 85 points on a test and then lost 10 points for a late submission. What is the student's final score?

• 70

• 75

• 90

• 80

A gardener planted 50 flowers but 15 of them died. If he plants 20 more flowers, how many flowers does he have now?

• 55

• 60

• 50

• 45

A book originally costs $25 but is on sale for 20% off. If you also have a coupon for an additional $3 off, what is the final price of the book?

• $17

• $15

• $22

• $20

A bank account has a balance of $200. After a withdrawal of $75 and a deposit of $50, what is the new balance?

• $175

• $200

• $125

• $150

A runner completed a race in 2 hours and 15 minutes. If he takes a break for 30 minutes, how long did he spend running?

• 2 hours

• 1 hour and 45 minutes

• 2 hours and 45 minutes

• 1 hour and 30 minutes

A factory produces 500 toys in a day. If 120 toys are defective and need to be discarded, how many good toys are produced?

• 350

• 400

• 380

• 500