General intelligence & reasoning
- In a class, Rohan is 9th from the top and 26th from the bottom. How many students are there in the class? Answer: D. 34 Answer: (D) 34 Total = rank from top + rank from bottom - 1 = 9 + 26 - 1 = 34 . 1
- P, Q, R, S and T are sitting in a row facing north. R sits at the extreme left end. T sits second to the right of R. Q sits to the immediate right of T. S does not sit at any extreme end. Who sits at the extreme right end? Answer: B. P Answer: (B) P Number seats 1–5 from the left. R = 1, T = 3 (second to the right of R), Q = 4. S is not at an end, so S = 2. The... 1
- Select the number that will come in place of the question mark (?) in the following series.2, 5, 10, 17, 26, ? Answer: C. 37 Answer: (C) 37 Differences are 3, 5, 7, 9, so the next difference is 11: 26 + 11 = 37 . (Also n² + 1 for n = 1 to 6.) 1
- Select the letter that will come in place of the question mark (?) in the following series.Z, W, S, N, ? Answer: B. H Answer: (B) H Positions: Z = 26, W = 23, S = 19, N = 14. Gaps are −3, −4, −5, so next is −6: 14 − 6 = 8 = H. 1
- Select the number that will come in place of the question mark (?) in the following series.2, 3, 10, 15, 26, 35, ? Answer: D. 50 Answer: (D) 50 Terms are n² + 1 for odd n and n² - 1 for even n: 1²+1, 2²-1, 3²+1, 4²-1, 5²+1, 6²-1 . Next: 7² + 1 = 50 . 1
- Read the given statements and conclusions carefully. Assuming the statements to be true, decide which of the conclusions logically follow(s).Statements: Some cats are dogs. All dogs are rats.Conclusions: I. Some cats are rats. II. All rats are dogs. Answer: A. Only conclusion I follows Answer: (A) Only conclusion I follows The cats that are dogs are also rats, so some cats are rats (I fo... 1
- Read the given statements and conclusions carefully. Assuming the statements to be true, decide which of the conclusions logically follow(s).Statements: No bat is a ball. Some balls are wickets.Conclusions: I. Some wickets are not bats. II. No wicket… Answer: C. Only conclusion I follows Answer: (C) Only conclusion I follows The wickets that are balls can never be bats, so some wickets are... 1
- In a class of 50 students, 28 play cricket, 22 play football and 8 play neither game. How many students play both games? Answer: C. 8 Answer: (C) 8 Students playing at least one game = 50 - 8 = 42 . Both = 28 + 22 - 42 = 8 . 1
- Select the option that gives the most logical and meaningful order of the following words.1. Seed 2. Fruit 3. Plant 4. Flower 5. Sapling Answer: D. 1, 5, 3, 4, 2 Answer: (D) 1, 5, 3, 4, 2 A seed grows into a sapling, the sapling becomes a plant, the plant bears flowers and flo... 1
- Pointing to an old man, Kavita said, “He is the father of my mother's only brother.” How is the old man related to Kavita? Answer: D. Grandfather Answer: (D) Grandfather Kavita's mother's only brother is her maternal uncle. His father is also her mother's father,... 1
- If A + B means A is the mother of B; A − B means A is the brother of B; A × B means A is the father of B; and A ÷ B means A is the sister of B, then which of the following is true for P + Q − R × S? Answer: C. P is the grandmother of S Answer: (C) P is the grandmother of S P + Q: P is the mother of Q. Q − R: Q is the brother of R, so P i... 1
- In a certain code language, GARDEN is written as HBSEFO. How will FLOWER be written in that language? Answer: C. GMPXFS Answer: (C) GMPXFS Each letter is moved one place forward: G→H, A→B, R→S, D→E, E→F, N→O. So F→G, L→M, O→P, W→X, E→F, R→S =... 1
- In a certain code language, PEN is written as 70. How will INK be written in that language? Answer: A. 68 Answer: (A) 68 Code = 2 × (sum of alphabet positions). PEN: P(16) + E(5) + N(14) = 35, × 2 = 70. INK: I(9) + N(14) + K(11) = 3... 1
- In a certain code language, ‘sky is blue’ is written as ‘ta pa ni’, ‘blue water flows’ is written as ‘ka ni ro’ and ‘water is cold’ is written as ‘ro ta ve’. What is the code for ‘sky’? Answer: D. pa Answer: (D) pa Sentences 1 and 2 share only ‘blue’ and the code ‘ni’, so blue = ni. Sentences 1 and 3 share only ‘is’ and ‘ta’... 1
- Ravi walks 5 km towards the north, turns right and walks 3 km, then turns right again and walks 9 km. How far and in which direction is he now from his starting point? Answer: B. 5 km, South-East Answer: (B) 5 km, South-East Take the start as (0, 0). North 5 km → (0, 5). Right = east 3 km → (3, 5). Right ag... 1
- A man is facing south. He turns 135° anticlockwise and then 90° clockwise. Which direction is he facing now? Answer: A. South-East Answer: (A) South-East From south, turning anticlockwise goes south → east → north. 90° anticlockwise = East; another... 1
- If ‘+’ means ‘×’, ‘−’ means ‘+’, ‘×’ means ‘÷’ and ‘÷’ means ‘−’, what is the value of 8 + 3 − 12 × 4 ÷ 5? Answer: D. 22 Answer: (D) 22 After replacing the signs: 8 × 3 + 12 ÷ 4 - 5 = 24 + 3 - 5 = 22 . 1
- Select the number that will replace the question mark (?) in the following table.5323643475? Answer: A. 47 Answer: (A) 47 Third number = product + sum of the first two: 5 × 3 + 5 + 3 = 23 , 6 × 4 + 6 + 4 = 34 . So 7 × 5 + 7 + 5 = 47... 1
- If 2 → 9, 4 → 65 and 5 → 126, then 3 → ? Answer: D. 28 Answer: (D) 28 Rule: n³ + 1 . 2³ + 1 = 9 , 4³ + 1 = 65 , 5³ + 1 = 126 . So 3³ + 1 = 28 . 1
- In a row of 36 children, Tarun is 11th from the right end. What is his position from the left end? Answer: C. 26th Answer: (C) 26th Position from left = Total - position from right + 1 = 36 - 11 + 1 = 26 th. 1
- Among five boxes P, Q, R, S and T, Q is heavier than R but lighter than T. P is lighter than R. S is heavier than T. Which box is the second lightest? Answer: A. R Answer: (A) R From the statements: S > T > Q > R > P (heaviest to lightest). The lightest is P, so the second lightest is R. 1
- Read the given statements and conclusions carefully. Assuming the statements to be true, decide which of the conclusions logically follow(s).Statements: Some pens are pencils. No pencil is an eraser.Conclusions: I. Some pens are not erasers. II. Some… Answer: D. Only conclusion I follows Answer: (D) Only conclusion I follows The pens that are pencils can never be erasers, so some pens are... 1
- Read the given statements and conclusions carefully. Assuming the statements to be true, decide which of the conclusions logically follow(s).Statements: All roses are flowers. No flower is a stone.Conclusions: I. No rose is a stone. II. Some flowers… Answer: B. Both conclusions I and II follow Answer: (B) Both conclusions I and II follow Roses lie entirely inside flowers, and flowers have... 1
- Of 80 students in a class, 45 study French, 38 study German and 12 study neither language. How many students study only French? Answer: B. 30 Answer: (B) 30 At least one language = 80 - 12 = 68 . Both = 45 + 38 - 68 = 15 . Only French = 45 - 15 = 30 . 1