the average weight of P,Q and R is 45 kg.if the average weight of P and Q be 36.5 kg and that of Q and R be 52 kg, then what is the weight(in kgs)of Q?
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p + q + r= 45 x 3 equal 135
p + q=36.5 x 2 equal 73
q + r=52 x 2 equal 104
p + q + q + r=73 + 104 equals to 177
q=177 - 135 equal to 42
weight of q is 42 kg
p + q=36.5 x 2 equal 73
q + r=52 x 2 equal 104
p + q + q + r=73 + 104 equals to 177
q=177 - 135 equal to 42
weight of q is 42 kg
answer must be 42
yes it is 42
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