No student devices needed. Know more
14 questions
8.50
7.50
7.60
9.60
485
385
375
365
20
16.52
15.52
15.54
885
895
985
1000
3.98
3.88
3.78
3.68
1500
1770
1870
1970
80
800
8000
8
60
40
30
50
45
35
25
15
12
20
21
25
2
4
1
6
0.20
0.0020
2
20
5
60
6
7
15
1.50
2
1
Explore all questions with a free account