Question
A bag contains 20 rupees note, 50 rupees note and 100
rupees note in the ratio 5:7:2. If the total amount in the bag is Rs 1,300, find the number of 50 rupees note.Solution
Ratio of values of the notes = 5 x 20 : 7 x 50 : 2 x 100 = 2:7:4 Value of 20 rupees note = 1300 x 2/13 = Rs. 200 Value of 50 rupees note = 1300 x 7/13 = Rs. 700 Value of 100 rupees note = 1300 x 4/13 = Rs. 400 Number of 20 rupees note = 200/20 = 10 Number of 50 rupees note = 700/50 = 14 Number of 100 rupees note = 400/100 = 4
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