下列说法中，正确的是（ ）
— Archimedes was really a wise man. He could easily ________ the king's problem.
— Yes, so he was. And he was also a great scientist who had a lot of ________.
判断对错．
数x=2×3×3，数y=2×3×5，数x和数y的最小公倍数是2×2×3×3×3×5=540．
