Roma has 2 blue sticks and 5 red sticks. The length of 1 blue stick is 3 times that of the red stick. The total length of the 7 st

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1. Answer:

   Let’s assume that the length of red stick is R and

   blue stick is B

   according to the question

   B = 3R and

   2B + 5R = 127

   Substituting B = 3R we get

   6R + 5R = 127

   11R = 127

   R = 127/11 cm = 11.55 cm

   and B = 3R = 38/11 = 34.63 cm

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