17/30
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1
one-sixth plus two-fifths is changed to 5/30 plus 12/30 because you must find the common denominator then add them. So the answer is 17/30 which is as low as it will go.2/5 + 1/6 = 12/30 + 5/30 = 17/30
1/2 .
1/6 * 2/5 = 2/30 = 1/15
2/5 + 4/5 = 6/5 or 1 1/5