3. Anant stands 70 cm away from a plane mirror. His sister, Anushka, stands 50 cm behind Anant.How far away from Anant is Anushka's image?a) 50 cmb) 100 cmc) 120 cmd) 190 cm
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190 cm would be the right answer one can draw the whole system and try to find it own.. Just reflection and simple addition..
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