THIS IS OUR MATHS QUESTION
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Step-by-step explanation:
x+y=25
50x+100y=2000
divide by 50
x+2y=40
x+2y=40
-×-y=-25
+y=15
substitute y=15in any one equation
x+y=25
x+15=25
x=25-15
x=10
therefore meena got 1p notes of rupees 50 and 15 notes of ruppees 100
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