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Home Aptitude Problems on Numbers See What Others Are Saying!
  • Question
  • What is that least number that must be added to the product 684 × 686 to make it a perfect square?


  • Options
  • A. 685
  • B. 1
  • C. 684
  • D. 686

  • Correct Answer


  • Tags: Bank Exams

    More questions

    • 1. 
      Which of the following is not a leap year?

    • Options
    • A. 2100
    • B. 1200
    • C. 1600
    • D. 2000
    • Discuss
    • 2. 
      Cost of 1 chair is Rs. 214 and cost of one table is Rs. 937, then what is the approximate cost of 6 dozen chairs and 4 dozen table?

    • Options
    • A. Rs. 60000
    • B. Rs. 58000
    • C. Rs. 55000
    • D. Rs. 62000
    • Discuss
    • 3. 
      783 ÷ 9 ÷ 0.75 =?

    • Options
    • A. 130
    • B. 124
    • C. 118
    • D. 116
    • Discuss
    • 4. 
      357 mangoes cost Rs. 1517·25, then what is the approximate cost of 49 dozen of mangoes?

    • Options
    • A. Rs. 2500
    • B. Rs. 2600
    • C. Rs. 3000
    • D. Rs. 2200
    • Discuss
    • 5. 
      724 ÷ 25 x 31.05 + 101 =?

    • Options
    • A. 900
    • B. 1000
    • C. 950
    • D. 1050
    • Discuss
    • 6. 
      A train 400 m long is running at a speed of 54 km/hr. If it crosses a tunnel in 2 minutes. Then what is the length of tunnel?

    • Options
    • A. 1200 m
    • B. 1400 m
    • C. 1600 m
    • D. 1800 m
    • Discuss
    • 7. 
      A piece of an alloy of two metals (A and B) weighs 15 gms and costs Rs. 150. If the weights of the two metals be interchanged, the new alloy would be worth Rs. 120. If the price of metal A is Rs. 6 per gm, find the weight of the other metal in the original piece of alloy.

    • Options
    • A. 5 gms
    • B. 8 gms
    • C. 10 gms
    • D. 12 gms
    • Discuss
    • 8. A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?

    • Options
    • A. 3.6
    • B. 7.2
    • C. 8.4
    • D. 10
    • Discuss
    • 9. 
      In a 200 m race, A can beat B by 50 m and B can beat C by 8 m. In the same race , A can beat C by what distance?

    • Options
    • A. 60 m
    • B. 72 m
    • C. 56 m
    • D. 66 m
    • Discuss
    • 10. 
      26.823 x 27.923 x 4.5001 =?

    • Options
    • A. 3500
    • B. 3450
    • C. 3100
    • D. 3400
    • Discuss


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