Aptitude - Number Series Test

Test Instructions :

1. The Test is 1hr duration.
2. The Test Paper consists of 30 questions. The maximum marks are 30.
3. All the questions are multiple choice question type with three options for each question.
4. Out of the three options given for each question, only one option is the correct answer.
5. Each question is allotted 1 mark for each correct response.
6. 0.25 will be deducted for incorrect response of each question.
Start Test

   Time Left : 00 : 30    : 00

1, 1, 2, 6, 24, 96, 720

  

  

  

  

  

Six bells commence tolling together and toll at intervals of 2, 4, 6, 8, 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together?

  

  

  

  

Three bells chime at an interval of 18, 24 and 32 minutes respectively. At a certain n time they begin to chime together. What length of time will elapse before they chime together again?

  

  

  

  

34 x 232 x 30 x 12 x 1 ÷ 1 =?

  

  

  

  

The number nearest to 10000 which is exactly divisible by each of 3, 4, 5, 6, 7 and 8 is

  

  

  

  

  

138.009 + 341.981 – 146.305 = 123.6 + ?

  

  

  

  

8433.733 ÷ 54.102 ÷ 5.55 =?

  

  

  

  

34.95 + 240.016 + 23.98 = ?

  

  

  

  

The sum of five numbers is 290. The average of the first two numbers is 48.5 and the average of last two numbers is 53.5. what is the third number

  

  

  

  

  

The unit’s digit in the product (3127)173 is;

  

  

  

  

The H.C.F and L.C.M of two numbers are 11 and 385 respectively. If one number lies between 75 and 125, then that number is :

  

  

  

  

How many 3-digit numbers do not have an even digit or a zero?

  

  

  

  

3/8 of 168 x 155+?-5499+235

  

  

  

  

  

Which of the following is a pair of co-primes?

  

  

  

  

Let x, y be positive real nos such that x3 + y3 = 4x2 find maximum value of x + y

  

  

  

  

  

Three numbers are in the ratio 1 : 2 : 3 and their H.C.F is 12. The numbers are:

  

  

  

  

121   144    190   259    ?    466

  

  

  

  

  

2664÷12÷6=?

  

  

  

  

1, 8, 27, 64, 125, 216,(______)

  

  

  

  

7 3/4 + 5 1/4 + 8 1/4 = ?

  

  

  

  

  

The product of two numbers is 120 and the sum of their squares is 289. The sum of the numbers is;

  

  

  

  

Find the number of pairs of positive integers (a, b) such that a!+b! = ab

  

  

  

  

  

For a positive integer n, let pn denote the product of the digits of n, and sn denote the sum of the digits of n. The number of integers between 10 and 1000 for which pn + sn = n is

  

  

  

  

Which of the following is equal to 30 x 246?

  

  

  

  

  

The least number, which when divided by 12, 15, 20 and 54 leaves in each case a remainder of 8, is:

  

  

  

  

E= (2 x 5 x 10)/(1600)1/2W = (4 x 5 x 16)/(32 x 50)1/2    

  

  

  

  

What is the remainder let after dividing 1!+2!+3!.....+10! by 7?

  

  

  

  

A bag contains Rs 300 in the form of 1 rupee, 50 paise and 25 paise coins in the ration 3 : 2 : 4 The number of 25 paise coins in the bag are

  

  

  

  

1, 4, 9, 16, 23, 25, 36

  

  

  

  

The difference of two numbers is 20% of the number. If the smaller number is 12, the larger one is :

  

  

  

  

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