A set of children's blocks contains three shapes: longs, flats, and cubes. There are 3 times as many longs as cubes, and 30

Question

A set of children's blocks contains three shapes: longs, flats, and cubes. There are 3 times as many longs as cubes, and 30 fewer flats than longs. If there are 600 blocks in all, how many longs are there?

Kunduz · Accepted Answer

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