Coding-decoding
- In a certain code language, MONEY is written as NLMVB. How will WATER be written in that language? Answer: A. DZGVI Answer: (A) DZGVI Each letter is replaced by its opposite letter in the alphabet (A↔Z, B↔Y, …; position p becomes 27 − p):... 1
- In a certain code language, MOTHER is written as OQVJGT. How will SISTER be written in that language? Answer: C. UKUVGT Answer: (C) UKUVGT Each letter moves two places forward: M→O, O→Q, T→V, H→J, E→G, R→T. So S→U, I→K, S→U, T→V, E→G, R→T = U... 1
- In a certain code language, ‘pit nat sor’ means ‘good morning friends’, ‘sor kel pit’ means ‘friends are good’ and ‘nat dum’ means ‘morning walk’. What is the code for ‘are’? Answer: B. kel Answer: (B) kel Sentences 1 and 2 share the words ‘good’ and ‘friends’ and the codes ‘pit’ and ‘sor’. The only word left in s... 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
- In a certain code language, GARDEN is written as HCUHJT. How will SILVER be written in that code language? Answer: A. TKOZJX Answer: (A) TKOZJX The letters move forward by 1, 2, 3, 4, 5, 6 places in order (G+1=H, A+2=C, R+3=U, D+4=H, E+5=J, N+6=T)... 1
- In a certain code language, BRICK is written as YIRXP. How will STONE be written in that code language? Answer: C. HGLMV Answer: (C) HGLMV Each letter is replaced by its opposite letter (A↔Z, B↔Y, C↔X …): B→Y, R→I, I→R, C→X, K→P. So S→H, T→G, O... 1
- In a certain code language, 'pen and paper' is written as 'ta ri mo', 'paper is white' is written as 'ri su ga' and 'white pen ink' is written as 'ga mo ze'. What is the code for 'and'? Answer: B. ta Answer: (B) ta 'paper' = ri (sentences 1 and 2), 'white' = ga (2 and 3), 'pen' = mo (1 and 3). The remaining code in sentence... 1
- In a certain code, each vowel in a word is replaced by the next letter of the English alphabet and each consonant by the previous letter. How will ROUTE be written in this code? Answer: D. QPVSF Answer: (D) QPVSF R (consonant) → Q, O (vowel) → P, U (vowel) → V, T (consonant) → S, E (vowel) → F: QPVSF. 1
- In a certain code language, MOTHER is written as NNUGFQ. How will BANKER be written in that code language? Answer: D. CZOJFQ Answer: (D) CZOJFQ Letters are changed alternately by +1 and −1: M+1=N, O−1=N, T+1=U, H−1=G, E+1=F, R−1=Q. So B→C, A→Z, N→... 1
- In a certain code language, PLANT is written as UOBMQ. How will GRAIN be written in that code language? Answer: B. OJBSH Answer: (B) OJBSH The word is reversed (PLANT → TNALP) and each letter is moved one step forward (T→U, N→O, A→B, L→M, P→Q).... 1
- In a certain code language, 'rain is good' is written as 'la ko pi', 'good crop yield' is written as 'pi tu re' and 'rain and crop' is written as 'ko re za'. What is the code for 'is'? Answer: A. la Answer: (A) la 'good' = pi (sentences 1 and 2), 'rain' = ko (1 and 3), 'crop' = re (2 and 3). The remaining code in sentence 1... 1
- In a certain code language, 'sun rises east' is written as 'mo fa ri', 'east wind blows' is written as 'ri ka zu' and 'wind and sun' is written as 'fa ka ne'. Which word is coded as 'zu'? Answer: A. blows Answer: (A) blows 'east' = ri (1 and 2), 'sun' = fa (1 and 3), 'wind' = ka (2 and 3). In 'east wind blows' the remaining co... 1
- In a certain code language, TABLE is written as ELBAT. How will CHAIR be written in that language? Answer: A. RIAHC Answer: (A) RIAHC The word is written in reverse order: TABLE → ELBAT. So CHAIR → RIAHC. 1
- In a certain code, ROSE is written as 6821, CHAIR as 73456 and PREACH as 961473. How will SEARCH be written in that code? Answer: B. 214673 Answer: (B) 214673 From the given words: R = 6, O = 8, S = 2, E = 1, C = 7, H = 3, A = 4, I = 5, P = 9. SEARCH = S E A R C... 1
- In a certain code language, 'pit na sa' means 'you are good', 'la na ho' means 'they are bad' and 'ho ka sa' means 'bad and good'. What is the code for 'you'? Answer: C. pit Answer: (C) pit 'are' is common to the first two sentences, so na = are. 'good' is common to the first and third, so sa = goo... 1
- In a certain code language, MANGO is written as NBOHP. How will APPLE be written in that language? Answer: B. BQQMF Answer: (B) BQQMF Each letter is replaced by the next letter: M→N, A→B, N→O, G→H, O→P. So A→B, P→Q, P→Q, L→M, E→F: BQQMF. 1
- In a certain code, CAT is written as 24 (the sum of the positions of its letters in the English alphabet). How will DOG be written in that code? Answer: A. 26 Answer: (A) 26 C + A + T = 3 + 1 + 20 = 24. D + O + G = 4 + 15 + 7 = 26. 1
- In a certain code language, FRIEND is written as HUMJTK. How will CANDLE be written in that language? Answer: B. EDRIRL Answer: (B) EDRIRL The letters move forward by +2, +3, +4, +5, +6, +7: F→H, R→U, I→M, E→J, N→T, D→K. CANDLE: C+2 = E, A+3... 1