144 candies are distributed to children with the same number. What can’t be the range including the number of children? Choices.
A) 1~10 B) 10~20 C) 20~30 D) 50~60 E) 70~80
-&gt; In 144=1*144=2*72=4*36=6*24=8*18=9*16, you can come up with 4 cases. One is distributing 77 candies to 2 children each. Another is distributing 2 candies to 77 children each. Also, you can distribute 22 candies to 7 children. The other is distributing 7 candies to 22 children. Amongst these cases, what is not included is D. 50~60. Therefore, the answer is 50~60.
<result>D</result>
144 candies are distributed to children with the same number. What can’t be the range including the number of children?