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A sum of ₹800 is the form of denominator of ₹10 and 20.If the total number of notes be 50.Find the number of notes of each kind |
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Answer» LET total no of NOTE rs 10 be X rs 20 = 50 -x amount of rs 10 = 10x amount of rs 20 = 20 (50- x ) 1000 - 20x 10x+1000-20x = 800 -10x = 800 -- 1000 -10x = - 200 x = 20 no of note rs 10 = 20 no of note rs 20 = 50-20 = 30 |
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