Question

rohit bought 12 registers for rs 156,find the cost of seven register ?

Answer 1

cost of one register=156/12=Rs13
cost of 7 registers=13*7=Rs 91

Answer 2

Cost of 12 registers = RS 156
Cost of 1 register = RS 156/12
= RS 13
So,cost of 7 registers = RS 13 * 7
= RS 91
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