挑战习题
1/5单选题
难度:

1.一次环保知识竞赛中,一共有25道题,答对一题得5分,答错(或不答)一题扣2分. 小明在这次竞赛中的得分超过了100分,则他至少要答对的题数是(  )
A 21
B 22
C 23
D 24
提示1:
IOiuvuS7luiHs+WwkeimgeetlOWvuXjpgZPpopjvvIzmoLnmja7kuIDlhbHmnIkyNemBk+mimO+8jOetlOWvueS4gOmimOW+lzXliIbvvIznrZTplJnvvIjmiJbkuI3nrZTvvInkuIDpopjmiaMy5YiGLiDlsI/mmI7lnKjov5nmrKHnq57otZvkuK3nmoTlvpfliIbotoXov4fkuoYxMDDliIbvvIzlj6/liJfkuI3nrYnlvI/msYLop6Mu
正确答案:Qg==
6Kej77ya6K6+5LuW6Iez5bCR6KaB562U5a+5eOmBk+mimO+8jDxicj41eC0y77yIMjUteO+8ie+8njEwMO+8jDxicj5477yeMjE8aW1nIHdpZHRoPTUgaGVpZ2h0PTQyIHNyYz0iaHR0cHM6Ly9wMS5xaW5nZ3VvLmNvbS9HMS9NMDAvMDAvMDgvckJBQ0ZGTnNSV3ZESE91MEFBQUJJT0hVamVRNjM3LnBuZyI+LiA8YnI+5omA5Lul6Iez5bCR6KaB562U5a+5MjLpgZPpopguIDxicj7mlYXpgIlCLiA=