10 Important MCQ on Series (Part-1) For SBI Clerical Canara Bank PO DMRC Railway Exam 2018

Directions (1-5): The following questions are based on the five three-digit numbers given below:
342 783 617 549 288
Q1. If 1 is added to the second digit of each of the numbers how many numbers thus formed will be divisible by three?
(a) None
(b) One
(c) Two
(d) Three
(e) None of these

Q2. If in each number the first and the third digit are interchanged then which number will be the highest number?
(a) 288
(b) 549
(c) 342
(d) 783
(e) 617

Q3. If in each number the first and the second digit are interchanged then which number will be the second lowest number?
(a) 268
(b) 617
(c) 342
(d) 783
(e) 549

Q4. If all the digits in each of the numbers are arranged in descending order within the number which of the following will be the second highest number in the new arrangement of the numbers?
(a) 342
(b) 783
(c) 617
(d) 288
(e) 549

Q5. What will be the resultant number if the second digit of the lowest number is divided by the second digit of the highest number?
(a) 4
(b) 2
(c) 1
(d) 3
(e) 0

Directions (Q.6-10): The following questions are based on the five three digit numbers given below:
684 512 437 385 296
Q6. If 2 added to the first digit of each of the numbers how many numbers thus formed will be divisible by three?
(a) None
(b) One
(c) Two
(d) Three
(e) None of these

Q7. If all the digits in each of the numbers are arranged in descending order within the number, which of the following will be the highest number in the new arrangement of numbers?
(a) 684
(b) 385
(c) 296
(d) 437
(e) None of these

Q8. What will be the resultant number if the second digit of the second lowest number is divided by the third digit of the highest number?
(a) 2
(b) 3
(c) 0
(d) 1
(e) 4

Q9. If 1 is added to the first digit and 2 is added to the last digit of each of the numbers then which of the following numbers will be second highest number?
(a) 385
(b) 684
(c) 437
(d) 296
(e) 512

Q10. If in each number the first and the second digits are interchanged then which number will be the highest number?
(a) 296
(b) 512
(c) 437
(d) 684
(e) 385