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一道数学题.(英文)In a hundred integers from 1 to 100,the number of those which are divisible by 2,3 and 5 simutaneously is( ).A.2 B.3 C.4 D.5写出为什麽啊..

题目详情
一道数学题.(英文)
In a hundred integers from 1 to 100,the number of those which are divisible by 2,3 and 5 simutaneously is( ).
A.2 B.3 C.4 D.5
写出为什麽啊..
▼优质解答
答案和解析
B,求1到100中2,3,5的公约数
答案是30 60 90