笔考真题－55－section7－2 求思路

missouyang

2. Between 3:00 am. and 3:00 p.m. of the same day, the minute hand of a properly operating clock, indicated by the figure above, will turn through how many degrees?

(A) 0

(B) 1,200

(C) 2,160

(D) 4,320

(E) 8,640

答案d

mine a

另外turn through 是什么意思？

periodic

其实就是问你转了几圈而已，一共12小时那么就是12圈，每圈360度，乘以下就是D了。