1. Sarah goes to the shop with $45. She buys 3 books for $8 each and 2 pens for $3 each. How much money does she have left?

2. At the bakery, Tom buys 4 meat pies for $6.50 each and 6 sausage rolls for $4.25 each. If he pays with a $50 note, how much change will he receive?

3. The Johnson family drives 185 kilometres to visit their grandparents, then 97 kilometres to the beach, and finally 142 kilometres back home. If their car uses 1 litre of petrol for every 12 kilometres, how many litres of petrol did they use for the entire trip?

4. A train travels at 80 kilometres per hour for 2.5 hours, then slows down to 60 kilometres per hour for the next 1.5 hours. What is the total distance the train travelled?

5. There are 28 students in Year 5 and 32 students in Year 6 going on a school excursion. If each bus can hold 15 students, how many buses are needed? How many empty seats will there be?

6. The school canteen sells 145 sandwiches on Monday, 167 on Tuesday, and 139 on Wednesday. If each sandwich costs $4.50, how much money did the canteen make from sandwich sales over these three days?

7. At the school fair, Emma spends $12 on rides, $8.50 on food, and $15 on games. She wins a prize worth $25. If she started with $60, how much money does she have now?

8. The fair sells tickets in packs of 8 for $20 each pack. If 347 people want to buy tickets and each person needs 3 tickets, how many packs must be sold? How much money will be collected?

9. The temperature at 6:00 AM was 8°C. It rose by 3°C every 2 hours until 2:00 PM, then dropped by 2°C every hour until 6:00 PM. What was the temperature at 6:00 PM?

10. A recipe calls for 250 grams of flour, 180 grams of sugar, and 125 grams of butter to make 12 biscuits. How many grams of each ingredient are needed to make 30 biscuits?