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RRB JE Number Sense — practice questions

Explore 15 free Number Sense questions in RRB JE Quantitative Aptitude. Open each question or exercise to read its content, reference answers and available explanation.

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Number Sense questions and exercises with answers

Showing questions 1–15 of 15.

Tap the number that does not belong (Banking Quant warm-up)Read the answer and worked solution →Key in the percentage answersRead the answer and worked solution →Complete the discount formulaRead the answer and worked solution →Money maths bingoRead the answer and worked solution →Pick the money term, fastRead the answer and worked solution →Onto the bill, or off it?Read the answer and worked solution →Tap the wrong word about moneyRead the answer and worked solution →Catch the discount wordsRead the answer and worked solution →Pop the compound growersRead the answer and worked solution →Steer into the percent laneRead the answer and worked solution →Slice the money wordsRead the answer and worked solution →Simple or compoundRead the answer and worked solution →Which charge is itRead the answer and worked solution →Type the answerRead the answer and worked solution →Percentages bingoRead the answer and worked solution →

Worked practice questions

Tap the number that does not belong (Banking Quant warm-up)

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Questions
  1. Items
    1. 16
    2. 30
    3. 25
    4. 49
    Reason
    16, 25 and 49 are perfect squares (4², 5², 7²); 30 is not.
    Odd item
    30
  2. Items
    1. 23
    2. 29
    3. 33
    4. 31
    Reason
    23, 29 and 31 are prime; 33 = 3 × 11 is composite.
    Odd item
    33
  3. Items
    1. 27
    2. 36
    3. 45
    4. 50
    Reason
    27, 36 and 45 are multiples of 9; 50 is not.
    Odd item
    50
  4. Items
    1. 100
    2. 8
    3. 27
    4. 64
    Reason
    8, 27 and 64 are perfect cubes (2³, 3³, 4³); 100 is not.
    Odd item
    100
  5. Items
    1. 12
    2. 25
    3. 18
    4. 24
    Reason
    12, 18 and 24 are even; 25 is odd.
    Odd item
    25
Instructions
Tap the number that doesn't fit the rule.

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Key in the percentage answers

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Questions
  1. Answer
    126
    Question
    Discount in rupees: marked 840, sold at 714
  2. Unit
    %
    Answer
    15
    Question
    That discount as a % of the marked price
  3. Answer
    2400
    Question
    Chameli kept 600 after spending 75%. Her total?
Instructions
Work out each value and key it in, then tap Enter.
_Source: syllabus Maths, Ch 7 'Comparing Quantities' (hemh107)_

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Complete the discount formula

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Missing parts
  1. Answer
    Marked
    Choices
    1. Marked
    2. Sale
    3. Cost
  2. Answer
    Sale
    Choices
    1. Sale
    2. Marked
    3. List
Complete the statement
Discount = {0} price minus {1} price, and the discount % is always figured on the {0} price.
Instructions
Tap each blank and pick the right word.
_Source: syllabus Maths, Ch 7 'Comparing Quantities' (hemh107)_

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Ratio and ProportionProfit and LossBasic ArithmeticNumber SystemProfit LossTime, Speed and DistanceAgesBoats and Streams