Mathematics, 23.08.2019 06:30 jay3676

Nadia is placing different weights on a spring and measuring the length of the stretched spring. she finds that for a 100 gram weight the length of the stretched spring is 20 cm and for a 300 gram weight the length of the stretched spring is 25cm. what is the unstretched length of the spring?

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Nadia is placing different weights on a spring and measuring the length of the stretched spring. she...