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Numbers Test 11
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  • Question 1/30
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    181

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    5, 16, 49, 104, (? ).
  • Question 2/30
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    -2

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    Simplify -8/14*7/2 ?
  • Question 3/30
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    y(y 2)

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    HCF of y
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    10

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    Amol was asked to calculate the arithmetic mean of ten positive integers each of which had two digits. by mistake, he interchanged the two digits, say a and b in one of these ten integers As a result, his answer for the arithmetic mean was 1.8 more than what it should have been.Then b-a equals to ?
  • Question 5/30
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    -4

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    If -1 ? x ? 2 and 1 ? y ? 3, then least possible value of (2y - 3x) is:
  • Question 6/30
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    615173

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    587×999 = ?
  • Question 7/30
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    -8/125

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    (-2/5)^2,when expressed as a rational number is ?
  • Question 8/30
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    None of these

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    Which one of the following is a prime number ?
  • Question 9/30
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    9600

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    The greatest number of four digits which is divisible by 15, 25, 40 and 75 is:
  • Question 10/30
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    176

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    Which of the following has most number of divisors ?
  • Question 11/30
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    0

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    The predecessor of the smallest positive integer is ?
  • Question 12/30
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    58

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    What least number must be added to 49123 to get a number exactly divisible by 263 ?
  • Question 13/30
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    22

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    The result of truncating the decimal number -22.56 is
  • Question 14/30
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    400

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    The rate of failure in an examination is 39.25%. Find the least number of total candidates appeared in the examination?
  • Question 15/30
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    385

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    1^2 2^2 3^2 ....10^2=?
  • Question 16/30
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    256

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    The value of [(-2)^-2]^-4 is ?
  • Question 17/30
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    220030

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    A number when divided by the sum of 555 and 445 gives two times their difference as quotient and 30 as the remainder. The number is :
  • Question 18/30
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    5336

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    In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is
  • Question 19/30
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    6

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    The number of zeros at the end product 16*22*15*50*65*115*18*90 is ?
  • Question 20/30
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    5994

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    The difference between the place value and the face value of 6 in the numeral 856973 is?
  • Question 21/30
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    112

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    Find the least nnmber of 3 digits, which is exactly divisible by 14 ?
  • Question 22/30
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    2485

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    11^2 12^2 13^2 ....20^2=?
  • Question 23/30
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    3

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    An Egyptian fraction has a numerator equal to 1, and its denominator is a positive integer. What is the maximum number of different Egyptian fraction such that their sum is equal to 1, and their denominators are equal to 10 or less?
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    Self complimenting code

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    The excess 3 code is also called
  • Question 25/30
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    20

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    The sum of the squares of three numbers is 138, while the sum of their products taken two at a time is 131. Their sum is:
  • Question 26/30
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    8 kg

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    An alloy of zinc and copper contains the metals in the ratio 5 : 3. The quantity of zinc to be added to 16 kg of thealloy so that the ratio of the metal may be 3 : 1 is?
  • Question 27/30
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    8 hours

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    20 labourers can do a work in 20 days if everybody works for 6 hours daily. Then 25 labourers can do the same work in 12 days by working daily for?
  • Question 28/30
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    594

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    What is the difference in intrinsic value and local value of 6 in 8631?
  • Question 29/30
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    1001

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    A six-digit number is formed by repeating a three-digit number; for example, 256256 or 678678 etc. Any number of this form is always exactly divisible by :
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    27

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    If each of the three nonzero numbers  a ,b and c is divisible by 3, then abc must be divisible by which one of the following the numbers ?
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