Advanced Science Primary 6 Interactions

A spring is 20 cm long when compressed by 5 cm. What is its original length?

A 25 cm
B 20 cm
C 15 cm
D 30 cm
Show Worked Solution

Worked Solution

Step 1: Compression means the length was shortened. Step 2: Original Length - Compression = Compressed Length. Step 3: Original Length - 5 = 20. Thus, Original Length = 25 cm.

Correct answer: 25 cm

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