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1) Divide the sum of 65/12 and 8/3 by their difference.2) If 24 trousers of equal size can be prepared in 54 meters of cloth, what length of the cloth is required for each trouser? |
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Answer» FIRST we have to find the SUM (65/12)+(8/3) LCM of 12 and 3 is 12 Then, (65×1)/(12×1)=(65/12) and (8×4)/(3×4)=(32/12) Now, =(65+32)/12 =(97/12) Now find the difference of (65/12)−(8/3) LCM of 12 and 3 is 12 Then, (65×1)/(12×1)=(65/12) (8×4)/(3×4)=(32/12) Now, =(65−32)/12 =(33/12) Now divide (97/12)÷(33/12) =(97×12)×(12/33) =(97×12)/(12×33) =(97×1)/(1×33) =(97/33) |
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