Matematika test sinovlari

1 яшик олма 7 кг , 1 кг олма 3800 сум, 1 тонна олма неча яшик ва неча сум булади?

https://uz.khanacademy.org/math/basic-geo/basic-geo-lines/lines-rays/e/recognizing_rays_lines_and_line_segments?modal=1

https://uz.khanacademy.org/math/basic-geo/basic-geo-lines/basic-geo-lines/parallel-perp/e/recognizing-parallel-and-perpendicular-lines?modal=1

3+3×3-3+3 =?

5 ta ishchi 5 soatda 5 metr chuqur qazladi.

Agar x, y ning 250% ini tashkil qilsa.

найти 15% от числа 420.