If p +q+q = 660 gram P+s+r = 540 g Q+r+s = 600 g , Then what is the weight of P ?
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Answer:
180gram
Step-by-step explanation:
weight of Q = 600-540+weight of P
weight of Q = 60+weight of P
weight of (P+Q+Q)= 660
weight of (P+Q+Q)=660
weight of P+(60+P)+(60+P)=660
weight of 3P+120=660
weight of 3 p = (660-120)= 540
weight of P= 540/3= 180
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