1 If the equation(方程) m(x-1)=2001-n(x-2) for x has infinite roots(无限个根) , then m的2001次方+n的2001次方=
2 We have the following numbers 9/5,12/7, 27/17, 36/19,54/29,the maximum (最大的)number among them is (),the minimum(最小的) number is ().
3 The admission price per child at an amusement park(游乐园) is 5/9of the admission price(入场费) per adult. If the admission price for 6 adult and 3 children is 276 yuan , then the admission price per adult is ()
A24 B32 C36 D40
4 The sequence(序列) 1/1,1/2,2/2,1/3,2/3,3/3,4/1,4/2,4/3,4/4,5/1,5/2,等等,then the 2003rd number is ()