Đề 2 Vòng loại

What is the number that should be filled in the blank? 1, 4, 9, 16, __, 36, 49

• 20

• 25

• 26

• 30

There are 11 boys and 15 girls in the art club. How many members are there in this club?

• 24

• 25

• 26

• 27

Karik was 8 years old 7 years ago. How old is Karik now?

• 1

• 8

• 14

• 15

According to the pattern shown below, how many flowers are there in the next group?

• 14

• 15

• 16

• 17

Tomorrow will be Saturday. Which day of the week was it 5 days before now?

• Sunday

• Wednesday

• Saturday

• Tuesday

Find the value of 5 + 14 + 7 + 16.

• 37

• 38

• 41

• 42

Which number is hidden behind the tree below?

• 17

• 39

• 41

• 43

Find the value of 15 – 14 + 13 – 12 + 11 – 10 + 9 – 8 + 7 – 6 + 5.

• 10

• 9

• 7

• 5

Find the first number in the sequence below.

• 10

• 15

• 22

• 25

Given that A and B represent different 1-digit numbers, find the value of B.

• 4

• 7

• 8

• 9