# Number, Ranking and Time Sequence Test - Base Level

1.

How many '8' are followed by even number and preceded by an odd number?

184381483287848568784186

 A. 3 B. 4 C. 9 D. 5
2.

How many 9's are followed by and preceded by numbers divisible by 2?

89653596834965269737294137941734

98453976153195742968532957489451

 A. 12 B. 6 C. 8 D. 10 E. 4
3.

How many such 5's are there in the following numbers sequence, each of which is preceded by 3 or 4 but not followed by 8 or 9?

35954553584567357554523510

 A. Six B. Three C. Four D. Five E. None of these
4.

If two is subtracted from each odd digit and three is added to each even digit in the number 3675249. How many digits will appear twice in the new number thus formed?

 A. 1 B. 2 C. 3 D. 4
5.

The positions of how many digits in the number 837912 will remain unchanged after the digits within the number are rearranged in descending order (from left to right)?

 A. None B. One C. Two D. Three E. More than three
6.

How many such pairs of digits are there in the number 75938462, each of which has as many digits between them in the numbers as they have between them when arranged in ascending order?

 A. None B. One C. Two D. Three E. More than three
7.

If the following numbers are written in ascending order then what will be the middle digit of the middle term?

815, 686, 795, 835, 765, 822, 719

 A. 8 B. 1 C. 3 D. 9
8.

If all the digits of the number '6379452', are arranged in ascending order from left to right, what will be the sum of the fourth digit from the left and second digit from the right after rearrangement?

 A. 10 B. 12 C. 15 D. 13 E. 11
9.

In the number 76534218, each digit is replaced by the next digit i.e., '1' is replaced by '2', '2' is replaced by '3' and so on and then the digits are arranged in ascending order from left to right, which digit will be fifth from the left end?

 A. None B. 7 C. 6 D. 5 E. 4
10.

In a given number 7834329513, we interchange the first and the second digits, the third and the fourth digit and so on. Then which digit will be sixth from the right?

 A. 3 B. 2 C. 9 D. 4