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RRB Office Assistant Aptitude Test - 8
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RRB Office Assistant Aptitude Test - 8
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  • Question 1/10
    1 / -0

    If a shopkeeper marks the price of goods 50% more than their cost price and allows a discount of 40%, what is his gain or loss per cent?

    Solutions

    Let the cost price = 100

    Marked price = 150

    Rate of discount on marked price = 40%

     

  • Question 2/10
    1 / -0

    A shopkeeper labelled the price of his articles so as to earn a profit of 30% on the cost price. He then sold the articles by offering a discount of 10% on the labelled price. What is the actual percent profit earned in the deal?

    Solutions

    Let the cost price of the article be Rs. 100

    ∴ Marked price = Rs. 130

     

  • Question 3/10
    1 / -0

    A contractor agreed to complete a work in 40 days. He engaged 25 men for the work and after 24 days, only one-third of the work was completed. How many more men must be employ to complete the work 4 days earlier?

    Solutions

    Day’s remaining after 24 day’s work = 40 - 24 = 16 days

    Given, 25 men has completed 1/3 work in 24 days.

     

  • Question 4/10
    1 / -0

    What value will come in place of the question mark (?) in the following number series?

    982, 621, 396, 275, 226, ?

    Solutions

    982 - 192 = 621, 621 - 152 = 396, 396 - 112

    =275, 275 - 72 = 226,

    ? = 226 – 32 = 217.

     

  • Question 5/10
    1 / -0

    What value will come in place of the question mark (?) in the following number series?

    135, 190, 300, 465, 685, ?

    Solutions

    135 + 55 = 190, 190 + 110 = 300, 300 + 165 = 465, 465 + 220 = 685,

    ? = 685 + 275 = 960.

     

  • Question 6/10
    1 / -0

    What value will come in place of the question mark (?) in the following number series?

    144, 160, 190, 234, 292, ?

    Solutions

    144 + 16 = 160, 160 + 16 + 14 = 190, 190 + 30 + 14 = 234, 

    234 + 44 + 14 = 292, ? = 292 + 58 + 14 = 364.

     

  • Question 7/10
    1 / -0

    What value will come in place of the question mark (?) in the following number series?

    908, 654, 1296, 1048, 1684, ?

    Solutions

     

  • Question 8/10
    1 / -0

    What value will come in place of the question mark (?) in the following number series?

    63.5, 80, 113, 180, 316, ?

    Solutions

    80 = 63.5 + 16.5, 113 = 80 + 2 × 16.5, 180 = 2 x 33 + 1, 

    316 = 180 + 2 x 67 + 2, ?= 316 + 2 x 136 + 3 = 591.

     

  • Question 9/10
    1 / -0

    In each of the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.

    I. 5x2 + 9x – 14 = 0

    II. 7y2 – 3y  – 22 = 0

    Solutions

    ∴ Hence, no relationship established between x and y.

     

  • Question 10/10
    1 / -0

    In each of the following questions two equations numbered I and II are given. You have to solve both the equations and give answer.

    I. 9x2 + 63x + 108 = 0

    II. 7y2 + 21y + 14 = 0

    Solutions

     

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