Question

[gatre]

mot doi choi co 4 to, moi to co 3 nhom. moi nhom co 3 hoc sinh. hoi doi choi do co bao nhieu hoc sinh?

Answer 1

[Phung Huyen Trang]

1 to co so nhom la:

4*3 = 12 nhom

1 nhom co so hoc sinh la:

12*3=36 hoc sinh

Answer 2

[Hoang Duong Hoai Thuong]

Moi to co so nhom la:

           3 x 3=12 (nhom)

Doi choi do co so hoc sinh la:

            12 x 4=48(hoc sinh)

                             Dap so:48 hoc sinh.