Test: The Cleanest Village - Class 4 MCQ

To find the balance when paying ₹100 for oranges that cost ₹42:

• Start with the total amount paid: ₹100.
• Subtract the cost of the oranges: ₹42.
• The balance is ₹58.

Therefore, the balance is ₹58.

To find out how many more children bought pusaw than fruit plates:

• 83 children bought pusaw.
• 46 children bought fruit plates.

Calculate the difference:

• 83 - 46 = 37

So, 37 more children bought pusaw than fruit plates.

To find out how much money is left after spending, you can simply subtract the amount spent from the initial amount.

• Initial amount: ₹310
• Amount spent: ₹131
• Money left: ₹310 - ₹131 = ₹179

Therefore, the remaining amount is ₹179.

The primary mathematical operation used to determine how much change a customer receives after a purchase is subtraction. Here's why:

• You start with the amount of money the customer gave to the cashier.
• Subtract the cost of the items purchased from this amount.
• The result is the change to be given back to the customer.

This straightforward process ensures the customer receives the correct amount of change.

When adding numbers, if the sum of the ones place exceeds 9, you should:

• Regroup the sum.
• Convert the extra amount into 1 ten.
• Carry the ten over to the next column.

This process is known as carrying or regrouping, and it helps manage sums greater than 9 in the ones place.

To find the total cost of 3 fruits that each cost ₹10:

• Each fruit costs ₹10.
• Total cost = 3 fruits × ₹10 per fruit.
• Therefore, the total cost is ₹30.

The correct answer is ₹30.

To find the total number of teachers, you need to add the number of teachers from each school:

• School one has 24 teachers.
• School two has 28 teachers.

Adding these together gives: 24 + 28 = 52.

Therefore, the total number of teachers is 52.

To estimate the total, round each number to the nearest hundred:

• 438 rounds to 400.
• 476 rounds to 500.

Add the rounded numbers:

• 400 + 500 = 900.

To calculate the balance when the amount paid exceeds the cost of an item, follow these steps:

• Subtract the cost of the item from the amount paid.
• The result is the balance, which is the amount of money left over.

1 kg beans = ₹95
2 kg beans = ₹95 × 2 = ₹190