AnswersSY2025-26 - 1205040 MJ Grade 7 Mathematics Sem 1 CRConverting Measurements between Systems

Converting Measurements between Systems Answers

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3

Sila jogged 12 kilometers today and wants to know how far she traveled in feet. What error did Sila make while converting from kilometers to feet?

Question illustration
A
Sila put a wrong number in her calculator when multiplying the numerators.
B
Sila’s first fraction should be .
Option B
C
Sila’s last fraction should be .
Option C
D
Sila forgot to divide by 0.62.
5

The key concepts used to convert units between different systems of measurement are shown without the final two steps.1. Identify the units of measure to be converted.2. Write conversion factors.3. Cancel units.4.5. Which two steps will complete the list correctly?

A
4. Divide the original measurement by the conversion factors.5. Check for reasonableness.
B
4. Multiply the original measure by the conversion factors.5. Simplify the answer.
C
4. Multiply the original measure by the conversion factors.5. Check for reasonableness.
D
4. Divide the original measure by the conversion factors.5. Simplify the answer.

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