As measuring cylinder contains water up to sum level. When a glass stopper is immersed in it, the water level rises to 26ml. when a small piece of cork of mass 3g is tied to the glass stopper and the combination is immersed into water taken ina meascoring cylinder, the water level rises further to alm. Calculate the volume of the glass stopper as well as that of the cork piece. Also, find the den density of cork piece in S.l unit.

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