Question
35% of ‘u’ added to 65% of ‘v’ results in 130.
If ‘v’ is 70 more than ‘u’, find the value of (2u – v)Solution
According to the question, 0.35u + 0.65v = 130…….. (1) And, v – u = 70……. (2) On solving equation (1) and (2), we get u = 80 and v = 150 Therefore, (2u – v) = 160 – 150 = 10
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