Krishna deposited $‘ x^{'}$ number of $‘ 2000$ notes, $‘ y^{'}$ number of $^{'} 500$ notes, $‘ z^{'}$ number of $‘ 100$ notes in a bank and Arjun deposited $‘ 3 x y^{'}$ times the amount of what Krishna had deposited. How much did Arjun deposit in the bank?

₹ (6000 x^{2} y + 1500 x y^{2} + 300 x y z)

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₹ (3000 x^{2} y + 100 x y^{2} + 3000 x y z)

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₹ (600 x^{2} y + 150 x y^{2} + 3000 x y z)

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₹ (6000 x^{2} y + 1500 x y^{2} + 3000 x y z)

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Solution

The correct option is A $₹ (6000 x^{2} y + 1500 x y^{2} + 300 x y z)$
Amount deposited by Krishna $= 2000 x + 500 y + 100 z$

Amount deposited by Arjun $= 3 x y z$ x (Amount deposited by Krishna)
$= 3 x y (2000 x + 500 y + 100 z)$
$₹ (6000 x^{2} y + 1500 x y^{2} + 300 x y z)$

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Similar questions

‘ x^{'}

‘ 2000

‘ y^{'}

^{'} 500

‘ z^{'}

‘ 100

‘ 3 x y^{'}

24

36

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