ANSWER
[tex]0.69 \: kg[/tex]
EXPLANATION
The teacher divided 20 kilograms of clay equally among the 29 students in her class.
Each student will get,
[tex] \frac{20}{29} kg[/tex]
of clay.
This will give us
[tex]0.6897kg[/tex]
To the nearest hundredth, we have;
[tex]0.69 \: kg[/tex]