Directions (1-2) : In each of the following, one term is missing in the series. Find out the missing term?
Q1. 2, 3, 4, 6, 6, 9, ?, 12
(a) 10
(b) 8
(c) 9
(d) 11
Q2. 0, 3, 8, 15, ?
(a) 26
(b) 30
(c) 24
(d) 27
Q3. Roshni leaves from her home. She first walks 30 metres in North-west direction and then 30 metres in South-west direction. Next, she walks 30 metres in South-east direction. Finally, she turns towards her house. In which direction is she moving?
(a) North-east
(b) North-west
(c) South-east
(d) South-west
Q4. Sachin starts from point P and walks towards South and stops at point Q. He now takes a right turn followed by a left turn and stops at point R. He finally takes a left turn and stops at point S. If he walks 5 km before taking each turn, towards which direction will Sachin have to walk from point S to reach point Q?
(a) North
(b) South
(c) West
(d) East
Q5. If ‘-’ means ‘+’, ‘+’ means ‘-’, ‘×’ means ‘÷’ and ‘÷’ means ‘×’ then which of the following will be the correct equation?
(a) 10 + 5 – 14 ÷ 10 × 15 = 158
(b) 30 + 5 + 14 – 10 × 15 = 122
(c) 30 – 5 + 14 ÷ 10 × 15 = 162
(d) 30 × 5 –4 ÷ 10 + 15 = 31
Q6. If ‘÷’ shows ‘>’, ‘×’ shows ‘+’, ‘+’ shows ‘÷’, ‘-’ shows ‘=’, ‘>’ shows ‘×’, ‘=’ shows ‘<’, ‘<’ shows ‘-’ then which of the following will be the correct?
(a) 3 + 2 < 4 ÷ 6 > 3 × 2
(b) 3 × 2 < 4 ÷ 6 + 3 < 2
(c) 3 > 2 < 4 – 6 × 3 × 2
(d) 3 × 2 × 4 = 6 + 3 < 2
Ans.(b)
Sol. After changing signs according to the question, the new equations will be:
Here,
(a) 3 ÷ 2 – 4 > 6 × 3 + 2
or, -2.5 > 20 (Incorrect)
(b) 3 + 2 – 4 > 6 ÷ 3 – 2
or, 1 > 0 (Correct)
(c) 3 × 2 – 4 = 6 + 3 + 2
or, 2 = 11 (Incorrect)
(d) 3 + 2 + 4 < 6 ÷ 3 – 2
Or, 9 < 0 (Incorrect)
From option (b),
3 + 2 – 4 > 6 ÷ 3 – 2 = 1 > 2 – 2 = 1 > 0
Q7. Pointing to a photograph a woman says, “He is the brother of the daughter of my mother-in-law’s only son”. How is the man related to the woman?
(a) Son
(b) Brother
(c) Brother-in-law
(d) Nephew
Q8. Pointing to a woman in a photograph a man says, “She is the mother-in-law of the wife of the father of my only son”. How is the woman related to that person?
(a) Daughter
(b) Daughter-in-law
(c) Sister-in-law
(d) None of these
Q9. What will place in blank?
(a) 625
(b) 1728
(c) 1000
(d) 2744
Ans.(c)
Sol. 1000
1 + 2 + 5 +4 = (12)3 = 1728
2 + 3 + 4 + 1 = (10)3 = 1000
Q10. Complete the sequence:-
x _ y _ x x _ z _ _ y z
(a) xxzyx
(b) xyxzy
(c) xzyxx
(d) xyzxy
Ans.(c)
Sol. x x y z /x x y z /x x y z
Q11. Four persons P, Q, R and S are sitting in the middle of a rectangular table facing the centre. Q is sitting towards left of P. R who is facing West, is sitting to the right of S. Who is facing South?
(a) P
(b) Q
(c) Q or S
(d) Data inadequate
Q12. In a certain code language ‘tree is very beautiful’ is written as ‘kana da ta’ and ‘this is strong tree’ is written as ‘na pa saka’. How is ‘beautiful’ written in that code language?
(a) da
(b) ta
(c) sa
(d) Data inadequate
Ans.(d)
Sol.
‘Tree is very beautiful’ -> ka na da ta ….(i) …(i)
‘This is strong tree’ -> na pa sa ka …(ii)
∴ is ⇒ na/ka
tree ⇒ na/ka
Clearly,
Code for ‘beautiful’ cannot be found.
Q13. In a certain code, ‘SPRING’ is written as ‘#2%@4 =’ and ‘GONE’ is written as ‘=74©’. How would ‘SIGN’ be written in the same code?
(a) #@=4
(b) 2@=4
(c) #@=4
(d) #%=4
Directions (14-15) : In each of the following questions, one term is wrong. Find the wrong term from the given alternatives.
Q14. 7, 8, 18, 66, 322, 1938
(a) 18
(b) 66
(c) 322
(d) 1938
Q15. 828, 412, 204, 100, 48, 26, 9
(a) 26
(b) 204
(c) 412
(d) 9