hard iq test logic reasoning quiz

Hard IQ Challenge: Can You Score 10/12 on This Brain Test?

These questions test logic, pattern recognition, reasoning, and basic intelligence skills.

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1️⃣ What number comes next: 2, 6, 12, 20, 30, ?

36
42
40

2️⃣ If all Bloops are Razzies and all Razzies are Lazzies, are all Bloops Lazzies?

Yes
No

3️⃣ Which number is missing: 3, 9, 27, ?, 243

81
72
99

4️⃣ A bat and ball cost $1.10. Bat costs $1 more than ball. How much is the ball?

$0.10
$0.05

5️⃣ If you rearrange letters of “CIFAIPC”, what word appears?

Pacific
Specific

6️⃣ What is 15% of 200?

30
25

7️⃣ If today is Monday, what day will it be in 100 days?

Wednesday
Thursday

8️⃣ Which is the odd one out: Apple, Banana, Carrot, Mango?

Carrot
Mango

9️⃣ If 5 machines make 5 items in 5 minutes, how long for 100 machines to make 100 items?

5 minutes
100 minutes

🔟 What comes next: J, F, M, A, M, J, J, A, ?

S
O

1️⃣1️⃣ Which shape has the most sides?

Decagon
Pentagon

1️⃣2️⃣ If you divide 30 by half and add 10, what do you get?

70
25

Answer Explanations

Q1: Pattern increases by +4, +6, +8, +10, +12 → Next +14 = 42.

Q2: Logical syllogism. If A ⊂ B and B ⊂ C, then A ⊂ C.

Q3: Each number ×3 → 81 fits.

Q4: Classic trick question. Ball = $0.05, Bat = $1.05.

Q5: Rearranging forms “Pacific”.

Q6: 15% of 200 = 30.

Q7: 100 mod 7 = 2 → Monday +2 days = Wednesday.

Q8: Carrot is vegetable, others fruits.

Q9: Production rate same → 5 minutes.

Q10: Months initials → September = S.

Q11: Decagon has 10 sides.

Q12: 30 ÷ 0.5 = 60, +10 = 70.