If a and b are positive integers and (a-b)/3.5 = 4/7, then
Posted: Mar 10, 2013
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6666 - 422 = ?
Posted: Jan 07, 2013
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Slove this 210
Posted: Jan 07, 2013
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1646 - ( 13 x 18 ) + 249 = ? + 875
Posted: Jan 06, 2013
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