A certain spring stretches 4.6 cm when it

supports a mass of 0.55 kg .
If the elastic limit is not reached, how far
will it stretch when it supports amass of 8 kg ?
Answer in units of cm

1 answer

d = (m2/m1) * d1,
d = (8kg/0.55kg) * 4.6cm = 75.3cm.