A spring stretches in proportion to weight. 5 lb stretches it 2 in. What weight stretches it 7 in?
- Acheck_circle
lb
- B
lb
- C
lb
- D
lb
Explanation
lb per inch; lb.
SAT Math· difficulty 3/5
A spring stretches in proportion to weight. 5 lb stretches it 2 in. What weight stretches it 7 in?
lb
lb
lb
lb
Explanation
lb per inch; lb.
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