Rational Number Riddles: Adding, Subtracting & More!

A store sells apples for $2.50 each and oranges for $1.75 each. If you buy 4 apples and 3 oranges, how much do you spend in total?

• 15.25

• $10.75

• $12.00

• $18.50

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

• 10 degrees Celsius

• 0 degrees Celsius

• 25 degrees Celsius

• 20 degrees Celsius

A car travels 120 miles north and then 30 miles south. What is the car's final position relative to its starting point?

• 90 miles north

• 120 miles south

• 90 miles south

• 30 miles north

A bank account has a balance of $500. After a withdrawal of $200 and a deposit of $150, what is the new balance?

• $350

• $600

• $300

• $450

A recipe requires 3/4 cup of sugar. If you want to make half the recipe, how much sugar do you need?

• 2/3 cup

• 1/4 cup

• 3/8 cup

• 1/2 cup

A hiker climbs 300 meters up a mountain and then descends 150 meters. What is the hiker's elevation change from the starting point?

• 200 meters

• 150 meters

• 100 meters

• 300 meters

A student scored 85 on a math test and 92 on a science test. What is the average score of the two tests?

• 88.5

• 90

• 87

• 84

A gardener plants 12 flowers in the spring and 8 flowers in the fall. If 5 flowers die, how many flowers are left?

• 20

• 10

• 15

• 5

A train travels 60 miles in 1 hour and then 45 miles in the next 30 minutes. What is the average speed of the train for the entire trip?

• 70 miles per hour

• 75 miles per hour

• 80 miles per hour

• 65 miles per hour

A person has $100. They spend $45 on groceries and then earn $20 from a side job. How much money do they have now?

• 75

• $55

• $65

• $85