The given table shows the bank transaction of Ram.
Month
June
July
August
Deposit (Rs.) Withdrawal(Rs.)
2x - y + z x-y - z
x + by + 3z x- by + 3z
x + 4z 2x - 3z
His balance for the month of September is
A
2(3y+4z)
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B
3(4y+3z)
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C
2(3x+by)
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D
8x+zz
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Solution
The correct option is B3(4y+3z) Ram′stotaldepositin3monthsis−(2x−y+z)+(x+6y+3z)+(x+4z)=4x+5y+8z−−−−(a)Histotalwithdrawalis−(x−y−z)+(x−6y+3z)+2x−3z=4x−7y−z−−−−(b)∴Hisbalanceisa−b=12y+9z=3(4y+3z)