单选题If n/6, n/8 and n/9 are all integers, then n must be divisible by ______.A54B64C65D68E72
单选题
If n/6, n/8 and n/9 are all integers, then n must be divisible by ______.
A
54
B
64
C
65
D
68
E
72
参考解析
解析:
因为n/6, n/8和n/9都是整数,那么n一定是6,8,9的倍数。这三个数的最小公倍数为72。n 可以是比72大的整数,但是n一定是72的倍数,如144,216。
因为n/6, n/8和n/9都是整数,那么n一定是6,8,9的倍数。这三个数的最小公倍数为72。n 可以是比72大的整数,但是n一定是72的倍数,如144,216。
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