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Question
If the cost of 5 bars of soap is Rs 82.50, then the cost of one dozen such bars is
Options
Rs 208
Rs 192
Rs 198
Rs 204
Solution
Rs 198
Cost of 5 bars of soap = Rs 82.50
Cost of 1 bar of soap = `82.50/5` = Rs 16.5
Cost of 12 (1 dozen) bars of soap = 16.5 × 12 = Rs 198
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