Math, asked by arj3, 1 year ago

a nggy tank contained 640 in the notes of lenomention of 10 and 20

Answers

Answered by satyaannapurna7

the answer is 640 by 2 is equal to 320

mysticd: plz ,verify it is wrong

Answered by SARDARshubham

Let the number of 10Rs notes be x
And the number of 20Rs notes be y,
Then ;
The linear equation formed will be

10x+20y = 640

x+2y = 64
_____________

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