6,24,60,120,( )
A.220
B.360
C.210
D.240
参考答案:C
解析:6=3×2,24=4×6,60=5×12,120=6×20,210=7×30。
To our delight, we got _______ workers to do the work as we expected.
A.as twice many
B.twice as many
C.twice many as
D.as many twice
某建筑物总价值100万元,其中主体、设备、装修的价值分别占60%、25%、15%,经济耐用年限分别为55年、10年、5年,残值率假设均为零,则用直线法计算出的年折旧额为6.59万元。 ( )