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9 months ago

Arun
25768 Points
```							Dear student Hence 10 rs , 20 rs and 50 rs notes are  x , 3x and 5x respectively Now10x + 60x + 250x = 1920320x = 1920x = 6 Hence 20 rs notes are = 3*6 = 18 Hence option C is correct
```
9 months ago
Vikas TU
14149 Points
```							Dear student Please refer the link below for further knowledgehttps://www.askiitians.com/rd-sharma-class-7-solutions/chapter-9-ratio-and-proportion/Good Luck
```
9 months ago
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