A. \[\frac{2}{{ - 3}} >\,\,\frac{{ - 7}}{8}\]

B. \[\frac{{ - 22}}{{33}} = \frac{{200}}{{ - 300}}\]

C. \[ - \frac{2}{5} < \frac{{196}}{{294}}\]

D. \[\frac{{ - 3}}{5} < \,\frac{{39}}{{ - 65}}\]

A. >

B. <  

C. =  

D.Tất cả các đáp án trên đều sai

A. \[\frac{{34}}{{111}} < \frac{{198}}{{54}}\]

B. \[\frac{{34}}{{111}} >\frac{{198}}{{54}}\]

C. \[\frac{{34}}{{111}} \ge \frac{{198}}{{54}}\]

D. \[\frac{{34}}{{111}} = \frac{{198}}{{54}}\]

A.9

B.7

C.5

D.4

A. \[\frac{{11}}{{12}} < \frac{{ - 22}}{{12}}\]

B. \[\frac{8}{3} < \frac{{ - 9}}{3}\]

C. \[\frac{7}{8} < \frac{9}{8}\]

D. \[\frac{6}{5} < \frac{4}{5}\]

A. A < 1 < B

B. A = B = 1

C. A >1 >B

D. 1 >A >B

A.9 

B.10  

C.11

D.12

A. \[\frac{{29}}{{41}};\frac{{28}}{{41}};\frac{{29}}{{40}}\]

B. \[\frac{{29}}{{40}};\frac{{29}}{{41}};\frac{{28}}{{41}}\]

C. \[\frac{{28}}{{41}};\frac{{29}}{{41}};\frac{{29}}{{40}}\]

D. \[\frac{{28}}{{41}};\frac{{29}}{{40}};\frac{{29}}{{41}}\]

A. \[\frac{{1123}}{{1125}} >1\]

B. \[\frac{{ - 154}}{{ - 156}} < 1\]

C. \[\frac{{ - 123}}{{345}} >0\]

D. \[\frac{{ - 657}}{{ - 324}} < 0\]

A. >

B. <    

C. =  

D.Tất cả các đáp án trên đều sai

A. \[\frac{a}{2}\]

B. \[\frac{1}{2}\]

C. \[\frac{{ - 1}}{2}\]

D. \[\frac{{ - a}}{2}\]

A. 35      

B. 34           

C. 37                        

D. 36

A. \[\frac{4}{5}\]

B. \[\frac{7}{3}\]

C. \[\frac{3}{7}\]

D. \[\frac{{ - 3}}{7}\]

A. \[\frac{{ - 3k}}{{10k}},k \in Z\]

B. \[\frac{{ - 3k}}{{10}},k \in Z,k \ne 0\]

C. \[\frac{{ - 3k}}{{10k}},k \in Z,k \ne 0\]

D. \[\frac{{ - 3}}{{10}}\]

A. \[\frac{{84}}{{222}}\]

B. \[\frac{{200}}{{520}}\]

C. \[\frac{{85}}{{221}}\]

D. \[\frac{{100}}{{260}}\]

A. 26   

B. 13  

C. 52

D. 8    

A. 16

B. 3

C. \[\frac{{16}}{5}\]

D. \[\frac{{16}}{3}\]

A. \[\frac{{ - 13}}{{22}}\]

B. \[\frac{{13}}{{22}}\]

C. \[\frac{{ - 13}}{{18}}\]

D. \[\frac{{ - 117}}{{198}}\]

A. \[\frac{{ - 13}}{{25}}\]

B. \[\frac{{ - 18}}{{25}}\]

C. \[\frac{{ - 6}}{{25}}\]

D. \[\frac{{ - 39}}{{50}}\]

A. \[\frac{{ - 1}}{7}\]

B. \[\frac{{ - 1}}{{14}}\]

C. \[\frac{4}{{ - 56}}\]

D. \[\frac{{ - 1}}{{70}}\]

A. \[\frac{{16}}{{ - 18}}\]

B. \[\frac{{ - 72}}{{81}}\]

C. \[\frac{{ - 24}}{{ - 27}}\]

D. \[\frac{{ - 88}}{{99}}\]

A. \[\frac{1}{2}\]

B. \[\frac{6}{8}\]

C. \[\frac{3}{4}\]

D. \[\frac{{ - 3}}{4}\]

A. 14 

B. 23  

C. 12

D. 22

A. \[\frac{{ - 2}}{4}\]

B. \[\frac{{ - 15}}{{ - 96}}\]

C. \[\frac{{13}}{{27}}\]

D. \[\frac{{ - 29}}{{58}}\]

A. \[\frac{{151}}{{201}}\]

B. \[\frac{{602}}{{806}}\]

C. \[\frac{{301}}{{403}}\]

D. \[\frac{{903}}{{1209}}\]

A. \[\frac{4}{9}\]

A. 

B. 31  

C. – 1  

D. 4