Trắc nghiệm Toán 6 KNTT Bài 1. Hỗn số dương có đáp án

A. \[ - \frac{1}{4}\]

B. \[\frac{3}{2}\]

C. \[\frac{1}{4}\]

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

A. x = 1

B. x = 2

C. x = 3

D. x = 4

A. \[\left( { - 3\frac{3}{4}} \right).1\frac{1}{2} = - 3\frac{3}{8}\]

B. \[3\frac{3}{4}:1\frac{1}{5} = 3\frac{3}{{20}}\]

C. \[\left( { - 3} \right) - \left( { - 2\frac{2}{5}} \right) = \frac{{ - 3}}{5}\]

D. \[5\frac{7}{{10}}.15 = \frac{{105}}{2}\]

A. \[2\frac{1}{3};4\frac{5}{6};6\frac{1}{6};9\frac{1}{2}\]

B. \[2\frac{1}{4};4\frac{1}{6};6\frac{1}{6};9\frac{1}{2}\]

C. \[2\frac{1}{3};4\frac{5}{6};6\frac{5}{6};9\frac{1}{2}\]

D. \[2\frac{1}{3};4\frac{5}{6};6\frac{1}{6};9\frac{1}{6}\]

A. −0,09; −0,625; 3,08

B. −0,009; −0,625; 3,08

C. −0,9; −0,625; 3,08

D. −0,009; −0,625; 3,008

A. \[\frac{{ - 1}}{8};\frac{{ - 3}}{{250}};\frac{{ - 4005}}{{1000}}\]

B. \[\frac{{ - 1}}{8};\frac{{ - 3}}{{25}};\frac{{ - 801}}{{200}}\]

C. \[\frac{{ - 1}}{4};\frac{{ - 3}}{{250}};\frac{{ - 801}}{{200}}\]

D. \[\frac{{ - 1}}{8};\frac{{ - 3}}{{250}};\frac{{ - 801}}{{200}}\]

A. – 870

B. – 87

C. 870

D. \[92\frac{7}{{10}}\]

A. \[x \in \left\{ {2;3;4;5;6} \right\}\]

B. \[x \in \left\{ {3;4;5;6} \right\}\]

C. \[x \in \left\{ {2;3;4;5} \right\}\]

D. \[x \in \left\{ {3;4;5;6;7} \right\}\]

A. \[1\frac{{25}}{{100}}{m^2};\frac{{109}}{{5000}}{m^2};2\frac{{40}}{{1000}}{m^2};\frac{{17}}{{5000}}{m^2}\]

B. \[1\frac{{25}}{{100}}{m^2};2\frac{9}{{50}}{m^2};2\frac{{40}}{{100}}{m^2};\frac{{17}}{{5000}}{m^2}\]

C. \[1\frac{{25}}{{100}}{m^2};2\frac{9}{{50}}{m^2};2\frac{{40}}{{100}}{m^2};\frac{{17}}{{50}}{m^2}\]

D. \[1\frac{{25}}{{100}}{m^2};\frac{{109}}{{5000}}{m^2};2\frac{{40}}{{100}}{m^2};\frac{{17}}{{50}}{m^2}\]

A. \[1\frac{1}{4}\]giờ

B. \[2\frac{1}{5}\] giờ

C. \[2\frac{1}{4}\] giờ

D. \[15\frac{1}{{30}}\] giờ