Question

Three stationary owner A, B and C sells pen and pencil. The ratio of the number of pen to pencil sold by stationary A was 7:5 and that sold by stationary B was 3:2 respectively. The number of pens and pencil sold by stationary C was 128 and retio of number of pen to pencil sold by stationary C was 5:3 The total number of pens sold by stationary A was 10%more than the pen sold by stationary B. Total number of pen and pencil sold by all the three stationary was 874.​

Answer 1

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