Brain Teasers-Upper Primary

Question 1

2, 6, 12, 20, 30, 42, 56, 72, _____, 110. What is the missing number in the pattern?

Accepted Answer

90

Question 2

49, 64, 81, 100, 121, ______, 169

Accepted Answer

144

Question 3

1, 1, 2, 3, 5, 8, 13, 21, ______, 55. What is the missing number in the pattern?

Accepted Answer

34

Question 4

Study the pattern: RAINBOWRAINBOWRAI ..... 1st letter is 'R', 17th letter is 'I'. Which letter is in the 56th?

Accepted Answer

W

Question 5

Study the pattern: COVIDCOVIDCO ..... 1st letter is 'C', 12th letter is 'D'. Which letter is in the 40th?

Accepted Answer

D

Question 6

1, 4, 9, ______, 25, 36, 49, 64.

Accepted Answer

16

Question 7

Study the pattern: M A T H M A T H M A T H ..... 1st letter is 'M', 12th letter is 'H'. Which letter is in the 63th?

Accepted Answer

T

Question 8

Study the pattern: COVIDCOVIDCO ..... 1st letter is 'C', 12th letter is 'D'. Which letter is in the 104th?

Accepted Answer

I

Question 9

Study the pattern: M A T H M A T H M A T H ..... 1st letter is 'M', 12th letter is 'H'. Which letter is in the 60th?

Accepted Answer

H

Question 10

17, 31, 47, 65, 85, 107, _________, 156. What is the missing number in the pattern?

Accepted Answer

131

Question 11

Study the pattern: M A T H M A T H M A T H ..... 1st letter is 'M', 12th letter is 'H'. Which letter is in the 36th?

Accepted Answer

H

Question 12

Study the pattern: RAINBOWRAINBOWRAI ..... 1st letter is 'R', 17th letter is 'I'. Which letter is in the 86th?

Accepted Answer

A

Questions 12