A bag contains Rs.1600 in the form of Rs.10 and Rs.20 notes. If the ratio between the numbers of Rs.10 and Rs.20 notes is 2:3 , find the total number of notes in all
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let the no. of RS.10 notes be= 2x
let the no. of RS.20 notes be= 3x
therefore, the amount of RS.10 notes= 20x
therefore, the amount of RS.20 notes=60x
A.T.Q.
20x+60x=1600
80x=1600
x=20
the no. of RS.10 notes=2*20=40
the no. of RS 20 notes=3*20=60
let the no. of RS.20 notes be= 3x
therefore, the amount of RS.10 notes= 20x
therefore, the amount of RS.20 notes=60x
A.T.Q.
20x+60x=1600
80x=1600
x=20
the no. of RS.10 notes=2*20=40
the no. of RS 20 notes=3*20=60
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