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Home Aptitude Number System Comments

  • Question
  • Find the maximum number of tree which can plant 20 m apart on the two side of straight road 1760 m long


  • Options
  • A. 174
  • B. 176
  • C. 180
  • D. 178

  • Correct Answer
  • 178 

    Explanation

    Number of trees that can be planted on one side of road = (1760 / 20) + 1
    = 88 + 1
    =89

    ? Trees on the both side = 2 x 89=178


  • Number System problems


    Search Results


    • 1. 
      Out of three given number the first number is twice the second and thrice number is 154 then what is the difference between the first and third number?

    • Options
    • A. 126
    • B. 42
    • C. 168
    • D. 52
    • Discuss
    • 2. 
      The sum of the two position number P and Q is 2.5 time their difference .If the product of the number 84 then the what is the sum of those two number?

    • Options
    • A. 26
    • B. 24
    • C. 22
    • D. 20
    • Discuss
    • 3. 
      On children day sweet were to be equally distributed among 300 children. But on that particular day 50 children remain absent hence each child got one extra sweet. How many sweet were distributed?

    • Options
    • A. 1450
    • B. 1700
    • C. 1500
    • D. 1650
    • Discuss
    • 4. 
      The sum of five consecutive odd number is equal to 175. What is the sum of the second large number and the square of the smallest number among them together?

    • Options
    • A. 989
    • B. 997
    • C. 979
    • D. none of the above
    • Discuss
    • 5. 
      A student was asked to multiply a number by 3/2 but he divided that number by 3/2. The result was therefore 10 less then the correct answer. Find the number.

    • Options
    • A. 10
    • B. 12
    • C. 15
    • D. 20
    • Discuss
    • 6. 
      The difference between two number is 18 if four times the second number is less then three what is the sum these two number?

    • Options
    • A. 100
    • B. 80
    • C. 86
    • D. 92
    • Discuss
    • 7. 
      A number is greater than the square of 44 but smaller than the square of 45. If one part of the number is the square of 6 and the number is a multiple of 5, then find the number.?

    • Options
    • A. 1940
    • B. 2080
    • C. 1980
    • D. Cannot be determined
    • Discuss
    • 8. 
      When a certain number is multiplied by 13, the product consists entirely of fives. The smallest such number is?

    • Options
    • A. 41625
    • B. 42515
    • C. 42735
    • D. 42135
    • Discuss
    • 9. 
      A number consist of two digit whose sum is 10 If the digit of the number are reversed then the number decreased by 36. Which of the following is correct.

      I. The number is divisible by a composite number.
      II. The number is a multiple of a prime number.

    • Options
    • A. only I
    • B. only II
    • C. Both I and II
    • D. Neither I nor II
    • Discuss
    • 10. 
      Every prime number of the form 3k + 1 can be represented in the form 6m + 1 (where k, m are integers), When

    • Options
    • A. k is odd
    • B. k is even
    • C. k can be both odd and even
    • D. No such from is possible
    • Discuss


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