Question 37 of 41beginner💡 UnderstandVery Short1 mark

How many millimeters make 1 kilometer?

Correct Answer

1,000,000 (one million) millimeters make 1 kilometer.

Exercise: Figure it Out (Section 3) | Q: 11 | (Page Page 33)
For More Understanding

Explanation

1 kilometer = 1000 meters. 1 meter = 100 centimeters. 1 centimeter = 10 millimeters. Therefore, 1 km = 1000×1001000 \times 100 × 10 = 1,000,000 mm.

Solution Steps

  1. Step 1: 1 km = 1000 m

  2. Step 2: 1 m = 100 cm

  3. Step 3: 1 cm = 10 mm

  4. Step 4: Therefore, 1 km = 1000×1001000 \times 100 × 10 = 1,000,000 mm

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