logo

CuriousTab

CuriousTab

Discussion


Home Aptitude Logarithm Comments

  • Question
  • The value of 1log360+1log460+1log560is


  • Options
  • A. 0
  • B. 1
  • C. 5
  • D. 60

  • Correct Answer


  • Explanation

                =>  log 60 ( 3 * 4 * 5 )

                                  =>      log 60 60

                                       = 1

     

                                                           

  • Tags: Bank Exams, Bank PO

    Logarithm problems


    Search Results


    • 1. A fast moving superfast express crosses another pasenger train in 20 seconds. The speed of faster train is 72 km/hr and speeds of slower train is 27 km/h. Also the length of faster ntrain is 100m, then find the length of the slower train if they are moving in the same direction.

    • Options
    • A. 100 m
    • B. 125 m
    • C. 150 m
    • D. 175 m
    • Discuss
    • 2. If log 64 = 1.8061, then the value of log 16 will be (approx)?

    • Options
    • A. 1.9048
    • B. 1.2040
    • C. 0.9840
    • D. 1.4521
    • Discuss
    • 3. If logxl+m-2n = logym+n-2l = logzn+l-2m , then xyz is equal to

    • Options
    • A. 0
    • B. 1
    • C. lmn
    • D. 2
    • Discuss
    • 4. Find the logarithm of 144 to the base 23 :

    • Options
    • A. 2
    • B. 4
    • C. 8
    • D. None of these
    • Discuss
    • 5. If log72 = m, then log4928 is equal to ?

    • Options
    • A. 1/(1+2m)
    • B. (1+2m)/2
    • C. 2m/(2m+1)
    • D. (2m+1)/2m
    • Discuss
    • 6. If log8x = 313 then find the value of x?

    • Options
    • A. 25
    • B. 32
    • C. 37
    • D. None of these
    • Discuss
    • 7. What is the number of digits in 333 ? Given that log3 = 0.47712?

    • Options
    • A. 12
    • B. 13
    • C. 14
    • D. 15
    • Discuss
    • 8. if logab+logba=loga+b,then

    • Options
    • A. a + b = 1
    • B. a - b = 1
    • C. a = b
    • D. ab=1
    • Discuss
    • 9. The least value of the expression 2log10x - logx1100 for x>1 is:

    • Options
    • A. 2
    • B. 3
    • C. 4
    • D. 5
    • Discuss
    • 10. Solve the equation 122x+1 = 1 ?

    • Options
    • A. -1/2
    • B. 1/2
    • C. 1
    • D. -1
    • Discuss


    Comments

    There are no comments.

Enter a new Comment