Directions (1-5): Study the sets of numbers given below and answer the questions which follow:
129 642 921 476 308
1. Which of the following numbers will be obtained if the second digit of the lowest number is added to the third digit of the highest number after adding 4 to each number? (4)
- (1) 5
- (2) 6
- (3) 7
- (4) 8
- (5) None of these
2. If the digits in each of the five numbers are arranged in descending order, then how many numbers will not change? (3)
- (1) None
- (2) One
- (3) Two
- (4) Three
- (5) Four
3. Based upon the given set of numbers, four of the following five are alike in a certain way and so form a group. Which is the one that does not belong to that group? (5)
- (1) 647
- (2) 264
- (3) 912
- (4) 192
- (5) 380
4. If in each number, the digits are arranged in ascending order, what will be sum of middle digits of each of the numbers? (5)
- (1) 14
- (2) 12
- (3) 26
- (4) 9
- (5) None of these
5. If in each number, the first and the last digits are interchanged, which will be the second lowest number? (2)
- (1) 129
- (2) 642
- (3) 921
- (4) 476
- (5) 308