56

(a)  

48

(a)  

33

(a)  

81

(a)  

79

(a)  

92

(a)  

27

(a)  

99

(a)  

81

(a)  

452

(a)  

124

(a)  

256

(a)  

891

(a)  

111

(a)  

528

(a)  

714

(a)  

328

(a)  

635

(a)  

725

(a)