a group of ten-year-olds students
105993
"a ten years old boy" or "a ten year old boy"
132143
organize 5 subjects in 6 periods
98096
Group of $r$ people at least three people have the same birthday?
94095
Simple applications of group theory which can be understood by a senior undergrad
47479
Youths can teleport, they are chased by the government
46226
"A number of students" vs. "the number of students"
13153
at least one element fixed by all the group
20674
Utopia of children brought up by robots
97705
How Old Are Children?
27030
How are the students at the Citadel recruited?
60858
An abelian group of order 6 has an element of order 6.
112165
Classification of groups of order 12
101891
Are these Dummy subjects?
100337
Word for a group of "like-minded" people
114642
There is/are for multiple subjects
73352
Subjects studied in number theory
121871
In how many ways can 5 boys and 3 girls be seated in a row such that no two girls are together?