TIMO Khối 2 – Vòng Quốc gia (Heat Round) – Đề số 3

Amy's father has 5 children, how many brothers and sisters does Amy have? Amy's father:

Bố của Amy; Brother: Anh/em trai;

Sister: Chị/em gái

According to the pattern shown below, how many triangle(s) is / are there within the 26th symbol counting from the left?

trái. ○ △ □ ○ △ □ ○ △ □…

Pattern: Quy luật; Triangle: Hình tam giác; 26th symbol: Ký hiệu thứ 26; From the left: Từ bên

When Amy was born, mum was 34 years old. When Amy will be 15 years old, how old will mum be?

Born: Sinh ra; Years old: Tuổi.