CTET-TET Aptitude-Analytical Contributed by Dheera updated on Sep 2019

CTET-TET PART II Previous Years Solved Question Papers of Mathematics and Science

MATHEMATICS AND SCIENCE

Directions:Â Answer the following questions by selecting theÂ most appropriateÂ option.

31.Â The ratio between the length and the perimeter of a rectangular plot is 1:3. What is the ratio between the length and breadth of the plot?

(1) 1: 2

(2) 2: 1

(3) 3: 2

Ans: (2)

32.Â If a * b = a2Â + b2Â and a . b = a2Â - b2Â , the value of (5 * 2) . 25 is

(1) 215

(2) 225

(3) 226

(4) 216

Ans: (4)

33.Â If a, b and c are three natural numbers in ascending order, then

(1) c2Â - a2Â > b

(2) c2Â - a2Â = b2 Â

(3) c2Â - a2Â < b2Â Â Â Â

(4) c2Â + b2Â = a2

Ans: (1)

34.Â 'Buy three, get one free.' What is the percentage of discount being offered here ?Â

(1) 33.33% Â Â Â  Â

(2) 25% Â Â Â Â

(3) 20% Â Â Â  Â

(4) 28.56%

Ans: (1)

35.Â The Value of ?2 + ?3 + ?2 - ?3 is

(1) ?6

(2) 6

(3) 2?2

(4) 2?3

Ans: (3)

36.Â When recast, the radius of an iron rod is made one-fourth. If its volume remains constant, then the new length will becomeÂ

(1) 1/4 times of the originalÂ

(2) 1/16 times of the originalÂ
Â
(3) 16 times of the originalÂ

(4) 4 times of the original

Ans:Â (3)

37.Â Find the value of 547527/82 if 547.527/0.0082 = x

(1) x/10

(2) 10 x

(3) 100 xÂ

(4) x/100

Ans: (3)

38.Â The smallest number by which 68600 must be multiplied to get a perfect cube isÂ

(1) 5Â

(2) 10Â

(3) 8Â

(4) 12

Ans: (1)

39.Â A cyclist at 'C' is cycling towards 'B'. How far will he have to cycle from C before he is equidistant from both A and B ?Â

Â

Â

Â

(1) 4 km

(2) 3 km

(3) 6 km

(4) 5 km

Ans: (4)

40.Â Unit's digit in 132003Â is

(1) 1 Â Â Â Â

(2) 3 Â Â Â Â

(3) 7 Â Â Â Â

(4) 9

Ans: (3)

41.Â A square sheet ABCD when rotated on its diagonal AC as its axis of rotation sweeps aÂ

Â

Â

(1) coneÂ

(2) spindleÂ

(3) cylinderÂ

(4) trapezium

Ans: (2)