1.

From a sack of potatoes weighing 120 kg, a merchant sells lots weighing 6 kg, \(5 \frac{1}{4}\) kg, \(9\frac{1}{2}\) kg, and \(9 \frac{3}{4}\) kg respectively. How much potato is still left unsold?

A. \(89 \frac{1}{2} \ kg\)
B. \(20 \frac{1}{2} \ kg\)
C. 358/2 kg
D. \(10 \frac{1}{2} \ kg\)
Answer» B. \(20 \frac{1}{2} \ kg\)


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