Question

A women has 60 notes in all of Rs 10 and Rs 20 denomination. If the total worth of the notes is Rs.850,then find out many notes of each kind does she have

Answer 1

$here \: is \: your \: answer$
Let the no. of Rs10 be x,

∴ no. of Rs 20  (60-x).

∇According to your question,

20(60-x)+10x=850
1200-20x+10x=850
1200-850=-10x+20x
350=10x
​x=35
60-x=60-35=25

∴ no. of 10 Rs note=35 and no. of 20

Rs note =25

$hope \: it \: helps$




$\beta e \: \beta \gamma \alpha inly$

Answer 2

Let the no. of Rs10 be x,

∴ no. of Rs 20 (60-x).

∇According to your question,

20(60-x)+10x=850

1200-20x+10x=850

1200-850=-10x+20x

350=10x

x=35

60-x=60-35=25

∴ no. of 10 Rs note=35 and no. of 20

Rs note =25