The table shows the length of a spring when different weights are hung on it. What is the original length of the spring?
Show Worked Solution
Worked Solution
Step 1: Observe the pattern: every 50g increases the length by 5cm.
Step 2: At 50g, length is 15cm.
Step 3: Subtract the 5cm extension to find the length at 0g.
Step 4: 15cm - 5cm = 10cm.
Correct answer: 10 cm
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