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  • Question
  • How many pairs (A, B) are possible in the number 479865AB if the number is divisible by 9 and it is given that the last digit of the number is odd?


  • Options
  • A. 5
  • B. 6
  • C. 9
  • D. 11

  • Correct Answer


  • Tags: Bank Exams

    Numbers problems


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    • 1. Which one of the following is an irrational number?

    • Options
    • A. ?59059
    • B. 231/593
    • C. 0.454545....
    • D. 0.121122111222
    • Discuss
    • 2. Consider the following statements in respect of two integers p and q (both > 1) which are relatively prime: 1) Both p and q may be prime numbers. 2) Both p and q may be composite numbers 3) one of p and q may be prime and the other composite. Which of the above statements are correct?

    • Options
    • A. 1 and 2 only
    • B. 2 and 3 only
    • C. 1 and 3 only
    • D. 1, 2 and 3
    • Discuss
    • 3. What is the unit place digit in the expansion of 773 ?

    • Options
    • A. 1
    • B. 3
    • C. 7
    • D. 9
    • Discuss
    • 4. What is the sum of all prime numbers between 60 and 80?

    • Options
    • A. 272
    • B. 284
    • C. 351
    • D. 414
    • Discuss
    • 5. Consider two-digit numbers which remain the same when the digits interchange their positions. What is the average of such two-digit numbers?

    • Options
    • A. 33
    • B. 44
    • C. 55
    • D. 66
    • Discuss
    • 6. Consider the multiplication 999 × abc = def132 in decimal notation, where a, b, c, d, e and f are digits. What are the values of a, b, c, d, e and f respectively?

    • Options
    • A. 6, 6, 8, 6, 8, 7
    • B. 8, 6, 8, 6, 7, 8
    • C. 6, 8, 8, 7, 8, 6
    • D. 8, 6, 8, 8, 6, 7
    • Discuss
    • 7. Which of the following statements is not true?

    • Options
    • A. The difference of two prime numbers, both greater than 2, is divisible by 2
    • B. For two different integers m, n and a prime number p, if p divides the product m × n, then p divides either m or n.
    • C. If a number is of the form 6n ?1 (n being a natural number), then its is a prime number.
    • D. There is only one set of three prime numbers such that there is a gap of 2 between two adjacent prime numbers.
    • Discuss
    • 8. Sum of twice a fraction and 5 times its reciprocal is 7. What is the fraction?

    • Options
    • A. 2/5
    • B. 5/4
    • C. 5/2
    • D. 4/5
    • Discuss
    • 9. The 3rd and 6th term of an arithmetic progression are 19 and 37 respectively. What is the 13th term?

    • Options
    • A. 79
    • B. 43
    • C. 45
    • D. 49
    • Discuss
    • 10. Convert binary 10110 to decimal.

    • Options
    • A. 22
    • B. 20
    • C. 18
    • D. 16
    • Discuss


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