[計量] 陳向東數學 p270
大家好,
想請問p270, 14題
Of 40 pairs of socks in a drawer, x pairs are solid white, y pairs are soild
gray, and more than 19 of the pairs are striped,
Quantity A QuantityB
x - y The number of striped pairs of sockets in the drawer
請問 y 可以為 0 嗎?
因為這題答案是 A < B, 但是y=0, 那 A 可以等於B
感謝
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