 <translate> If Monica took ten subjects, Marius took 10 + 4 = 14 subjects. Marius and Monica have 14 + 10 = 24 subjects which they've taken. Since Millie is taking three more subjects than Marius, she is taking 14 + 3 = 17 subjects. Together, the three have taken 24 + 17 = 41 subjects.
The answer: 41. <yor> Bó bá jẹ́ pé ọmọ mẹ́wàá ni Monica mú, ọmọ mẹ́rìnlá ni Marius mú. Marius àti Monica ní 14 + 10 = 24 àwọn kókó tí wọ́n ti mú. Níwọ̀n bó ti jẹ́ pé Millie ti gba ìdánwò mẹ́ta ju Marius lọ, ó gba ìdánwò mẹ́rìnlá àti mẹ́ta, ìyẹn ni pé ó gba ìdánwò mẹ́tàdínlógún. Àwọn mẹ́tẹ̀ẹ̀ta yìí ti kó àwọn èèyàn mẹ́rìnlélógún pọ̀ mọ́ mẹ́tàdínlógún, ìyẹn sì jẹ́ mọ́kànlélógójì. Ìdáhùn náà ni: 41. 