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发帖数: 1392 | 1 ☆─────────────────────────────────────☆
eastsun26 (太阳神Helios) 于 (Fri Mar 16 23:17:12 2007) 提到:
1。 A wire that weighs 24 kilograms is cut into two pieces so that one of
the pieces weighs 16 kilograms and is 34 meters long. If the weight of each
piece is proportional to its length, how many meters long is the other
piece of wire? ( )
2。The sum of three integers is 40. The largest integer is 3 times the
middle integer, and the smallest integer is 23 less than the largest integer
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