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find the cost of two sets of pens and ball pens when the cost of one pen is 58 1/2 and that of a ball pens is rupeess 21 1/4 use the shortest method. |
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Answer» Answer: 159 1/2 Step-by-step explanation: 2(117/2 +85/4) 2(234/4+85/4) 2(319/4) 319/2 159 1/2 |
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