RRB JE Electrical solved question paper 2015 | RRB JE Electrical

RRB JE Reasoning and Aptitude

Ques.91. The H.C.F and L.C.M of the first two prime number is

  1. 1,2
  2. 1,3
  3. 2,3
  4. 1,6

Answer.2. 1,3

 

Ques.92. The least number which when divided by 10 and 16 leaving remainder 6 in each case is

  1. 36
  2. 86
  3. 156
  4. 164

Answer.2. 86

 

Ques.93. If a:b = 3:7 and a + b = 80, then a is equal case in

  1. 24
  2. 56
  3. 30
  4. 60

Answer.1. 24

 

Ques.94. If 8, 3x, 6, 27 are in proportion, then x is equal to

  1. 6
  2. 9
  3. 12
  4. 15

Answer.3. 12

 

Ques.95. If 8% of a number is 24, then number is

  1. 200
  2. 300
  3. 350
  4. 400

Answer.2. 300

 

Ques.96. The simple intrest on Rs 720 for 5 years, at 6% per annum is

  1. Rs 216
  2. Rs 232
  3. Rs 250
  4. Rs 300

Answer.1. Rs216

 

Ques.97. The compound interest on Rs 8000 for 3/2 years at 20% per annum compounded half yearly

  1. Rs 10648
  2. Rs 3648
  3. Rs 2648
  4. Rs 2400

Answer.3. Rs 2648

 

Ques.98. The cost price of an article is Rs 550. If it is sold at profit of 10%, then selling price of article is

  1. Rs 495
  2. Rs 610
  3. Rs 625
  4. Rs 605

Answer.4. Rs 605

 

Ques.99. The selling price of an article is Rs 608. If it was sold at a loss of 5%, the cost price of the article was:

  1. Rs 620
  2. Rs 640
  3. Rs 650
  4. Rs 680

Answer.2. Rs 640

 

Ques.100. A shopkeeper mixes 20 kg of wheat which cost him Rs 16/kg with 10 kg of wheat which cost him Rs 12/kg. He sells the mixture at Rs 17/kg. His gain is

  1. Rs 50
  2. Rs 60
  3. Rs 70
  4. Rs 80

Answer.3. Rs 70

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