Question
40% of ‘p’ added to 60% of ‘q’ gives 150. If
‘q’ is 50 more than ‘p’, find the value of (2p – q)Solution
According to the question, 0.4p + 0.6q = 150…….. (1) And, q – p = 50……. (2) On solving equation (1) and (2), we get p = 100 and q = 150 Therefore, (2p – q) = 200 – 150 = 50
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