300以内既是的2倍数又同时是3和5的倍数有哪些/答:2,3,5的最小公倍数是30 30,60,90,120,150,180,210,240,300
300以内既是的2倍数又同时是3和5的倍数有哪些/答:2,3,5的最小公倍数是30 30,60,90,120,150,180,210,240,300
一千以内三的倍数的数有哪些?答:一千以内的3的倍数有:0, 3, 6, 9, 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 75, 78, 81, 84, 87, 90, 93, 96, 99 共计165个。