Question

Sham earns ₹ c per day and saves ₹ d per day .Write an expression for Sham's expenditure for the month of March.​

Answer 1

$shyam \: \: earns \: \: every \: \: day = rs.c \\ shyam \: \: spends \: \: every \: \: day = rs.d \\ his \: monthly \: earning = rs.31c \\ his \: monthly \: expenditre = rs.31d \\ thus. \: expression \: \: will \: be \: \: \: \: \: \: \: \: \: \: \: \: \: \\\: \: \: \: \: \: = rs.31c - rs.31d = rs.31(c - d) \: \: \: \: \: \: \: \:$

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