填空题 Jeff likes 25 but not 24 ; he likes 400 but not 300 ; he likes 144 but not 145. Which of the following does he like?
A. 10 B. 50 C. 124 D. 200
E. 1600

【正确答案】 E
【答案解析】(杰夫喜欢平方之后得出的数,25=52,400=202,144=122,因此在选项中,他会选择1600,因为1600=4002。)