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The difference between the average of P and Q and the average of Q and R is 25. What will be the difference between P and R? |
12.5 50 40 25 |
50 |
According to question , \(\frac{P + Q }{2}\) - \(\frac{Q + R }{2}\) = 25 \(\frac{P + Q - Q - R }{2}\)= 25 P - R = 50 So , Difference in P & R is 50 |
