Mensa IQ Test Mensa IQ Numerical Reasoning and Arithmetic 2

Question 1

Find the missing value in the sequence: 100, 91, 83, 76, 70, [?]

Accepted Answer

65

Answer

64

Answer

66

Answer

68

Question 2

In a number grid, row values follow: Row 1: 1, 4, 9. Row 2: 4, 16, 36. Row 3: 9, 36, [?].

Accepted Answer

81

Answer

54

Answer

72

Answer

64

Question 3

A rectangle has a perimeter of 54 cm. Its length is twice its width. What is its area?

Accepted Answer

162 cm²

Answer

108 cm²

Answer

243 cm²

Answer

81 cm²

Question 4

What replaces [?]: 2, 6, 18, 54, [?], 486?

Accepted Answer

162

Answer

108

Answer

144

Answer

216

Question 5

If 30% of a number is 45, what is 70% of that number?

Accepted Answer

105

Answer

95

Answer

115

Answer

90

Question 6

A sequence uses two interleaved rules: odd-position terms triple the previous odd term; even-position terms equal the previous odd term minus 5. Sequence so far: 4, [?], 12, 7, 36, 31, [?].

Accepted Answer

−1 and 108

Answer

−1 and 93

Answer

3 and 108

Answer

3 and 93

Question 7

A car travels from city A to city B in 3 hours at 80 km/h. It returns on a route 30 km shorter. The return trip takes 2.5 hours. What is the return speed?

Accepted Answer

84 km/h

Answer

90 km/h

Answer

80 km/h

Answer

70 km/h