Mensa IQ Test Mensa IQ Numerical Reasoning and Arithmetic 4

Question 1

What number comes next: 5, 10, 20, 35, 55, [?]?

Accepted Answer

80

Answer

75

Answer

85

Answer

70

Question 2

A missing-number grid: [8, 4, 2] and [12, 6, 3] and [20, 10, ?]. What is the missing value?

Accepted Answer

5

Answer

4

Answer

6

Answer

8

Question 3

If 5 cats catch 5 mice in 5 minutes, how many minutes will it take 100 cats to catch 100 mice?

Accepted Answer

5

Answer

100

Answer

20

Answer

10

Question 4

What replaces [?] in the series: 2, 5, 11, 23, 47, [?]?

Accepted Answer

95

Answer

89

Answer

97

Answer

91

Question 5

A school has 600 students. 40% play sports, 35% study music, and 15% do both. How many students do neither?

Accepted Answer

240

Answer

180

Answer

300

Answer

120

Question 6

A sequence of fractions: 1/2, 2/3, 3/4, 4/5, [?]

Accepted Answer

5/6

Answer

4/6

Answer

6/7

Answer

5/5

Question 7

In a number triangle, each number equals the sum of the two numbers directly above it. Bottom row: 1, 3, 3, 1. Second row: 4, 6, 4. Third row: 10, [?]. What is the missing value?

Accepted Answer

10

Answer

14

Answer

8

Answer

12