TIMO Khối 6 – Vòng Quốc gia (Heat Round) – Đề số 3

There are some chickens and rabbits in a cage. The number of chickens is four times as the number of rabbits. They have 144 legs in total. How many chicken(s) is / are there?

Four times as: Gấp 4 lần; In total: Tổng số.

It requires 24 minutes to cut a piece of wood into 5 sections. If the time required to cut into each section is the same, how many minute(s) is / are required to cut 3 pieces of wood each into 29 sections? (Cannot cut 2 pieces of woods at the same time)

Require: Yêu cầu; Minute: Phút; Section: Phần; The same: Giống nhau; The same time: Cùng lúc.

Find the average of the following 8 numbers. Average:

Trung bình cộng. 2015、2026、2006、2005、2018、1989、2046、2039