SA Set7 Ans


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Answer Key 1. Ans: a 2. Ans: a 3. Ans: a 4. Ans:c 5. Ans:a 6. Ans:b

om

7. Ans:b

s.c

8. Ans:a

ce xa m

9. Ans:b 10.Ans:c

14.Ans:a 15.Ans:b 16.Ans:b 17.Ans:b 18.Ans:d 19.Ans:a 20.Ans:b 21.Ans:a

w.

13.Ans:a

ww

12.Ans:b

ps

11.Ans:b

22.Ans:a 23.Ans:b 24.Ans:c 25.Ans:c 26.Ans:d 27.Ans:c 28.Ans:b

om

29.Ans:a

s.c

30.Ans:c

ce xa m

31.Ans:b 32.Ans:a

36.Ans:c 37.Ans:b 38.Ans:a 39.Ans:b 40.Ans:c 41.Ans:c 42.Ans:a 43.Ans:c 44.Ans:c

w.

35.Ans:b

ww

34.Ans:b

ps

33.Ans:a

45.Ans:b 46.Ans:a 47.Ans:a 48.Ans:b 49.Ans:c 50.Ans:a 51.Ans:b

om

52.Ans:b

s.c

53.Ans:d

ce xa m

54.Ans:d 55.Ans:a

59.Ans:c 60.Ans:b

w.

58.Ans:b

ww

57.Ans:d

ps

56.Ans:d

61.Ans:d 62.Ans:a Use 'cattle' for 'cattles' 63.Ans:c 64.Ans:b 65.Ans:a Plough is used by farmer, similarly sword is used by soldier

66.Ans:c Weight is measured in kilogram. Similarly, temperature is measured in kelvin. 67.Ans:c In the alphabets, D is the 4th so , A= 1, B=2, C= 3 Cover= 3+15+22+5+18=63 BASIC = 2+1+19+9+3=34 68.Ans:a Meaningful words are SITE, TIES 69.Ans:a

s.c

om

S D Q L J O B M

ce xa m

T-1 E-1 R-1 M-1 I+1 N+1 A+1 L+1

w.

B Q D C J C M F

ww

C-1 R-1 E-1 D-1 I+1 B+1 L+1 E+1

ps

Similarly, CREDIBLE can be written as

70.Ans: b We cut fruit by knife but in the question knife is called jug. Hence, we cut fruit by jug. 71.Ans: d √2500=50, 2500-50-2450 similarly, √3600= 60, 3600-60=3540 72.Ans: c Faraday, Newton and Marconi are scientists but Beethovan was a musician. Hence (c) is the odd option.

73.Ans: c Arrangement of the given words on the basis of dictionary. Wallop Wheat Whet Wound 74.Ans:d Govind's mother's only daughter means Govind's sister. Raman is the son of Govind's sister. That means Govind is maternal uncle of Raman. 75.Ans:a

bo la pa

ce xa m

days are gone has ma

pa ta ma

om

she has gone

ka ta jo

s.c

she is busy

w.

ps

76.Ans:d Total number of students in the class = (Sumit's rank from top) + (Sumit's rank from the bottom)-1 = 9+38-1 = 47-1 =46

ww

77.Ans:b 27% of 30 = 27/100x 30 = 8.1

78.Ans:a (x-6)2 =x 2 -12x+36 (This is in the form of (a-b)2= a2-2ab+b2 79.Ans:b 8+5=13 13+10=23 23+5= 28 28+10=38 38+5=43 80.Ans:b (6)2-x=37-10 36-x=37-10 36-x=27

36-27=x x=9 81.Ans:a x+y = 48 _________ (1) x-y = 2 __________ (2) (1)+(2) 2x=50 x=25 sub x= 25 in (2) 25-y=2 25-2=y y=23 therefore xy= 25x23 = 575

83.Ans:d

ce xa m

Number of arrangement =

s.c

om

82.Ans:a 7.009 - 5.9 = 1.109

ww

w.

ps

84.Ans:b Let the unknown number be x 3x=39 x=13 therefore unknown number = 13

85.Ans:c Let the age of man and son be x and y therefore x+y/2=40 x+y=80 Son's age = 5/16x80 =25 86.Ans:d Simple interest = therefore amount get after 7 years = 18816+22400 = 41216 87.Ans:b

om s.c

ce xa m

88.Ans:c x= Boat's speed in still water = 4km/h y= Rate of stream = 2km/h Upstream speed of boat = (x-y)=(4-2) = 2km/hr 89.Ans:d

ww

w.

ps

Let the 5 consecutive even numbers A,B,C,D and E be x,x+2,x+4,x+6 and x+8 Now x+x+2+x+4+x+6+x+8 = 52 5 5x+20=260 5x=240 x= 48 therefore BxE = (x+2) (x+8) =2800 90.Ans:c 20 persons can make in 12 h= 15 toys therefore persons can make in 1 h = 15/12 toys therefore 1 person can make in 1 h= 15/12x20 toys therefore 10 person can make in 8 hr =

91.Ans:d 92.Ans:c

93.Ans:b 94.Ans:b 95.Ans:c 96.Ans:a 97.Ans:b 98.Ans:a 99.Ans:d

ww

w.

ps

ce xa m

s.c

om

100.Ans:c