Logical Reasoning Test Worksheet

Logical reasoning lesson 30: Final challenge: mixed reasoning · Set 142 · 40 questions

How to think it through (Type, method, check): Name the type of question. Use that lesson’s method — draw it if you can. Check the answer against every clue before you move on.

1. 1.Each person always tells the truth or always lies. Neel says: “Dev and I are different kinds.” Dev says: “Neel and I are the same kind.” Is Dev a truth-teller or a liar? (a) truth-teller (b) liar
2. 2.Find the missing number. The same rule works in every row or in every column.
   15 | 4 | 3
   4 | 15 | 3
   1 | ? | 18
3. 3.In this magic square every row, column and diagonal adds up to the same total. Find the missing number.
   14 | 11 | 26
   29 | ? | 5
   8 | 23 | 20
4. 4.Saanvi is a girl. How is Saanvi’s father’s father’s only son’s son related to Saanvi? (a) cousin (b) brother (c) uncle (d) father
5. 5.Myra, Diya and Dev each have a bag of a different colour: yellow, red or blue. Myra’s bag is not blue. Myra’s bag is not yellow. Diya’s bag is not yellow. Whose bag is yellow? (a) Myra (b) Diya (c) Dev
6. 6.Farhan is a boy. How is Farhan’s mother’s brother related to Farhan? (a) cousin (b) uncle (c) brother (d) grandfather
7. 7.Nisha is facing North. She turns left, then turns right, then turns right. Which direction is she facing now? (a) North (b) East (c) South (d) West
8. 8.A machine arranges numbers step by step. In each step it takes the biggest number not yet arranged and moves it to the left, just after the numbers already arranged; the others keep their order. Input: 41 34 44 15 54 23. After step 3, what is the 3rd number from the left?
9. 9.If BELL is written as DGNN, how is BALL written in the same code? (a) ZYJJ (b) DCNN (c) EDOO (d) CBMM
10. 10.If TOYS is written as SYOT, how is RAIN written in the same code? (a) OJBS (b) MHZQ (c) NIAR (d) SBJO
11. 11.Aditya is a boy. How is Aditya’s mother’s brother related to Aditya? (a) cousin (b) brother (c) uncle (d) grandfather
12. 12.Diya is a girl. How is Diya’s father’s sister related to Diya? (a) mother (b) sister (c) cousin (d) aunt
13. 13.Runs scored in a cricket match: Aisha 30, Ishaan 16, Omkar 36, Ira 26, Tara 28. Who has the most runs? (a) Tara (b) Ishaan (c) Omkar (d) Aisha
14. 14.In a group of 40 children, 24 sing Hindi songs, 14 sing English songs and 8 sing both. How many sing neither of the two?
15. 15.I am a 2-digit number. My digits add up to 7 and my tens digit is 7 more than my ones digit. What number am I?
16. 16.Which number is the odd one out: 99, 65, 50, 10? (a) 99 (b) 65 (c) 50 (d) 10
17. 17.Rule: If the bell rings, then the class starts. Fact: The bell rings. What can you say about “The class does not start”? (a) must be true (b) must be false (c) can't tell
18. 18.Statements: All bags are keys. Some rings are keys. Conclusion: Some bags are rings. Does the conclusion definitely follow from the statements? (a) Yes (b) No
19. 19.Ananya walks 16 m West, then turns around and walks 11 m. How far is she from the starting point now (in m)?
20. 20.Aarav, Vivaan and Kavya each play a different game: badminton, cricket or football. Vivaan does not play badminton. Aarav does not play football. Aarav does not play badminton. Which game does Aarav play? (a) badminton (b) cricket (c) football
21. 21.Nisha runs faster than Karan. Karan runs faster than Saanvi. Rohan runs faster than Nisha. Who runs the second fastest? (a) Karan (b) Nisha (c) Saanvi (d) Rohan
22. 22.Ira is lighter than Ishaan. Ishaan is lighter than Isha. Nisha is heavier than Isha. Who is the lightest? (a) Ira (b) Ishaan (c) Nisha (d) Isha
23. 23.If BOAT is written as CPBU, how is BOOK written in the same code? (a) CPPL (b) ANNJ (c) LPPC (d) DQQM
24. 24.Rule: If the plant gets water, then the plant stays green. Fact: The plant does not stay green. What can you say about “The plant gets water”? (a) must be true (b) must be false (c) can't tell
25. 25.Neel is a boy. How is Neel’s father’s only son’s sister related to Neel? (a) mother (b) aunt (c) cousin (d) sister
26. 26.A machine arranges numbers step by step. In each step it takes the smallest number not yet arranged and moves it to the left, just after the numbers already arranged; the others keep their order. Input: 80 45 41 64 16 97. After step 2, what is the 3rd number from the left?
27. 27.A number machine multiplies a number by 2 and then takes away 1. Each output goes back in as the next input. Start with 9. What comes out after step 2?
28. 28.Five friends (Aarav, Aisha, Arjun, Riya and Vivaan) sit in a row. Left and right are as you look at them. Riya sits somewhere to the left of Vivaan. Aarav sits somewhere to the left of Vivaan. Riya sits somewhere to the left of Aisha. Aarav sits next to both Riya and Aisha. Riya sits at the left end. Aisha sits next to both Aarav and Arjun. Who sits at the right end? (a) Arjun (b) Riya (c) Aarav (d) Vivaan
29. 29.On a standard dice, opposite faces add up to 7. The dice shows 3 on top. What number is on the bottom face?
30. 30.If NEST is written as UTFO, how is STAR written in the same code? (a) TUBS (b) RATS (c) QZSR (d) SBUT
31. 31.Each person always tells the truth or always lies. Sneha says: “Diya tells the truth.” Diya says: “Sneha and I are different kinds.” Is Sneha a truth-teller or a liar? (a) truth-teller (b) liar
32. 32.Find the missing number. The same rule works in every row or in every column.
    13 | 19 | 6
    ? | 11 | 6
    16 | 30 | 12
33. 33.The sum of three consecutive even numbers is 120. What is the largest of them?
34. 34.Statements: No cups are toys. Some kites are toys. Conclusion: All kites are cups. Does the conclusion definitely follow from the statements? (a) Yes (b) No
35. 35.Isha is facing West. She turns around (a half turn), then turns right. Which direction is she facing now? (a) North (b) East (c) South (d) West
36. 36.If + means −, − means +, × means ÷ and ÷ means ×, what is 6 − 12 ÷ 5 + 5?
37. 37.Rule: If the shop is open, then Sneha buys milk. Fact: Sneha does not buy milk. What can you say about “The shop is open”? (a) must be true (b) must be false (c) can't tell
38. 38.A machine arranges numbers step by step. In each step it takes the smallest number not yet arranged and moves it to the left, just after the numbers already arranged; the others keep their order. Input: 33 45 32 81 68 87. After step 4, what is the 1st number from the left?
39. 39.Ishaan is shorter than Omkar. Omkar is shorter than Saanvi. Who is the tallest? (a) Ishaan (b) Omkar (c) Saanvi
40. 40.Diya walks 17 m West, then turns around and walks 2 m. How far is she from the starting point now (in m)?

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