Q1. Find the missing number in the following series.
2/3, 4/7, ?, 11/21, 16/31
(a) 10/8
(b) 6/10
(c) 5/10
(d) 7/13
Q2. Find the missing number in the following series.
3, 10, 101, ?
(a) 10,101
(b) 10,201
(c) 10,202
(d) 11,012
Q3. Find the missing letters in the following series.
QAR, RAS, SAT, TAU, _______
(a) UAV
(b) TAS
(c) UAT
(d) TAT
Q4. Find the missing letters and numbers in the following series.
C2A, E5D, G8G, I11J, ______
(a) K14M
(b) M14K
(c) L14M
(d) M14L
Q5. If ‘EDUCATION’ is coded as NOITACUDE, then ‘RED FORT’ will be coded as
(a) TROFDER
(b) FORTRED
(c) TROFRED
(d) FORTDER
Q6. In a code sign, ‘DRLAL’ is coded as 62014314. How is ‘CAMEL’ coded?
(a) 5315714
(b) 35729310
(c) 5313613
(d) None of the above
Q7. If red means blue, blue means green, green means orange, orange means pink, and pink means black, then what is the colour of clear sky?
(a) Orange
(b) Green
(c) Blue
(d) None of the above
Q8. In a certain code, ‘bi nie pie’ means ‘some good jokes’, ‘nie bat lik’ means ‘some real stories’, and ‘pie lik tol’ means ‘many good stories’. Which word in that code means ‘jokes’?
(a) bi
(b) nie
(c) pie
(d) None of the above
Q9. Find the odd number pair.
(a) 2 : 8
(b) 3 : 27
(c) 4 : 32
(d) 5 : 125
Q10. ‘Easiness’ is related to ‘Difficulty’ in the same way as ‘Comfort’ is related to
(a) Hardship
(b) Rest
(c) Poverty
(d) Difficulty
S1. Ans.(d)
Sol. The numerator increases by addition of 2, 3, 4 and 5. The denominator increases by addition of 4, 6, 8 and 10.
S2. Ans.(c)
Sol. Each term in the series is obtained by adding 1 to the square of the preceding term.
Hence, the missing term = (101)² + 1 = 10,202.
S3. Ans.(a)
Sol. The third letter is repeated as the first letter of the next segment. The middle letter, A, remains static. The third letters are in alphabetical order beginning with R.
S4. Ans.(a)
Sol.
Thus (a) is the right answer.
S5. Ans.(a)
Sol. Here, the code is the reverse of the given word. The answer is TROFDER, which is the reverse of RED FORT.
S6. Ans.(a)
Sol.
S7. Ans.(b)
Sol. The colour of sky is blue; here, blue is called Green.
S8. Ans.(a)
Sol. In the first and second statements, the common code word is ‘nie’ and the common word is ‘some’. Thus, ‘nie’ means ‘some’.
In the first and third statements, the common code word is ‘pie’ and the common word is ‘good’. Thus, ‘pie’ means ‘good’. Hence, ‘jokes’ is denoted by ‘bi’.
S9. Ans.(c)
Sol. In all other pairs, second number is the cube of the first.
S10. Ans.(a)
Sol. The words in each pair are antonyms of each pair.
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