A boy has 728 rupees in denomination of 2 rupee notes , 5 rupee notes and 10 rupee notes in the ratio of 3:2:4 , respectively . what is the total number of notes he has ?
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Let total number of notes be x.
no of rs2 notes =3x.
no of Rs 5 notes =2x.
no of Rs 10 notes =4x.
A/q
2×3x+5×2x+10×4x=728
6x+10x+40x=728
56x=728
x=728÷56
=13.
therefore total no.of note she has=13
no of rs2 notes =3x.
no of Rs 5 notes =2x.
no of Rs 10 notes =4x.
A/q
2×3x+5×2x+10×4x=728
6x+10x+40x=728
56x=728
x=728÷56
=13.
therefore total no.of note she has=13
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