A boy has 7 kg of apples and a girl has 11 kg of apples. The total weight of apples is divided equally into 5 parts. What is the weight of each part in kilograms?

hard 4 marks Class 4 · Mathematics · How Heavy How Light

Answer

3.6 kg

The correct answer is 3.6 kg — Step 3: Verify by multiplying back: 3.6 kg × 5 = 18 kg, confirming the division is correct.

Step-by-step solution

Step 1: Add the two weights to find the total weight: 7 kg + 11 kg = 18 kg.
Step 2: Divide the total weight by the number of parts. 18 kg ÷ 5 = 3.6 kg.
Step 3: Verify by multiplying back: 3.6 kg × 5 = 18 kg, confirming the division is correct.

Common mistake: Dividing each weight separately instead of adding first

Concept tested: Adding weights then equal division