Cluster · Number Series Manipulation and Analysis

d
Clusters / #1304
tight score 0.36

Number Sequence Digit Manipulation Reasoning
Questions
234
Questions in this cluster
234 total
Question Category Subtype Difficulty

If x is an even number, what is the consecutive odd number?

pipeline-22340
quant intermediate

Consider the given question and decide which of the following statements is sufficient to answer the question.

Which of these natural numbers X, Y, Z, U, and V are even numbers?

Statements:

I. X, Y, Z, U, and V are consecutive numbers.

II. Z is an odd number.

pipeline-331988
reasoning intermediate

If in the number sequence 4 7 8 4 6 5 1 2 3 5 4 7, all the odd numbers are increased by one and all the even numbers are decreased by two, then the new number sequence is arranged in ascending order, which will be the eighth digit from the right?

pipeline-594677
reasoning intermediate

How many such 8s are there in the following number sequence each of which is immediately followed by 7 but not immediately preceded by 9?

9 8 7 2 7 1 8 7 5 3 8 7 6 8 4 9 8 2 7 9 8 7 5 4 8 7

pipeline-573451
reasoning intermediate

How many such 7s are there in the following number sequence each of which is immediately preceded by 8 or 9 but not immediately followed by 2 or 5?

8 7 6 1 2 7 7 9 7 3 4 1 1 8 7 5 7 9 7 7 4 3 8 7 1 8 7 2

pipeline-562928
reasoning intermediate

How many such 3s are there in the following number sequence each of which is immediately preceded by 1 or 2 but not immediately followed by 6 or 8?

6 3 3 5 2 3 4 3 1 3 8 7 6 3 4 2 3 5 1 3 3 9 2 3 6

pipeline-579746
reasoning intermediate

In the series given below, how many 9s are there each of which is exactly divisible by its immediate succeeding number?

6 9 6 3 9 3 9 9 6 3 6 9 6 9 3 9 6 3 9 3 6 9 3

pipeline-562760
reasoning intermediate

If in the number sequence, 8 3 2 1 6 2 4 3 7 1 7 2 all the odd numbers are increased by two and all the even numbers are decreased by two, then the new number sequence is arranged in ascending order, which will be the fifth number from the left?

pipeline-573653
reasoning intermediate

How many even numbers are there in the sequence which are immediately preceded by an odd number?

1 2 3 6 7 8 4 3 2 5 7 6 4 9 7 2 5 7

pipeline-594663
reasoning intermediate

If in the number sequence 7 6 3 1 2 5 7 5 6 2 1 8, all the odd numbers are increased by two and all the even numbers are decreased by two, then arrange them in ascending order, which will be the sixth number from the right?

pipeline-579674
reasoning intermediate

Each of the digits in the number 7148356 is arranged in ascending order from left to right. The position of how many digits will remain unchanged as compared to that in the original number?

pipeline-676738
reasoning intermediate

How many odd numbers are there in the sequence which are immediately followed by an even number?

2 5 4 1 8 9 6 3 2 4 7 8 5 1 2 3 6 9 1 2 5 8 9 6

pipeline-573659
reasoning intermediate

If in the number sequence 4 5 6 8 1 3 3 4 5 6 8 8 1, all the odd numbers are increased by three and all the even numbers are decreased by three, then the number sequence are arranged in ascending order, which will be the fourth digit from the right?

pipeline-562933
reasoning intermediate

How many such 6s are there in the following number sequence each of which is immediately preceded by 2 or 7 but not immediately followed by 5 or 4?

7 6 4 6 2 6 6 2 6 5 2 6 9 1 7 6 8 6 6 2 6 7 6 1 0

pipeline-551470
reasoning intermediate

How many such 3s are there in the following number sequence which are neither immediately preceded by 5 nor immediately followed by 9?

9 3 9 5 3 9 5 9 3 9 3 7 2 3 5 3 9 5 3 9 5 8 6 3 7

pipeline-579648
reasoning intermediate

How many odd numbers are there which are immediately followed and preceded by an even and odd number respectively?

pipeline-51233
english intermediate

If in the number "34786825", add 1 in all odd digits and subtract 1 in all even digits, then which of the following will be the fourth digit from the right end?

pipeline-40069
english intermediate

What is the product of the numbers between the eighth number from the left end and the eleventh number from the right end?

pipeline-51239
english intermediate

Which among the following numbers is fourth from the right end?

pipeline-582727
english intermediate

If in each number, all three digits are arranged in descending order within the number, then which of the following will be the fourth-highest number?

pipeline-428346
english intermediate

If 1 is added to all the even digits and 1 is subtracted from all the odd digits in the number 79384529 then what will be the product of the fifth digit from the left end and the third digit from the right end?

pipeline-324943
english intermediate

What is the sum of the third and sixth digits when all the even digits of the number 938162745 are divided by two and then one is subtracted from all the odd digits?

pipeline-43565
english intermediate

If 3 is added to all even numbers and 1 is subtracted from all odd numbers, how many numbers in the resulting series will be multiples of 5?

pipeline-696664
english intermediate

If the first and last digit is interchanged and then the second and first digit is interchanged then which number will be the second highest?

pipeline-213579
english intermediate

How many even numbers are there which are immediately followed and preceded by odd numbers?

pipeline-51229
english intermediate

What is the sum of the numbers between the second number from the left end and the eleventh number from the right end?

pipeline-51232
english intermediate

If one is added to all the even numbers and one is subtracted from all the odd numbers then how many perfect squares will be there in the given series?

pipeline-51241
english intermediate

Which number is tenth to the left of the seventh number from the right end?

pipeline-51236
english intermediate

What will be the result if we subtract the 2nd number from the left end and the 3rd number from the right end?

pipeline-304975
english intermediate

How many perfect cubes are there in the given series which are immediately followed and preceded by an odd number?

pipeline-51240
english intermediate

What will be the third digit from the right end of the number '8725164832' if, 1 is added to all the odd numbers and 1 is subtracted from all the even numbers?

pipeline-317987
english intermediate

If all the numbers are arranged in ascending order and then increased by 2, then what will be the sum of the number which is second from right and the number which is second from left?

pipeline-213565
english intermediate

If all the digits of "913847856" are arranged in ascending order from left to right, then what will be the sum of the fourth digit from the left and the third digit from the right?

pipeline-283618
english intermediate

If in the given number 9345863, all the even digits are changed to the next number, all odd digits are changed to the previous number, and the resultant numbers are arranged in descending order, how many numbers will not change their position?

pipeline-36512
english intermediate

If in the given number 8375863, all the even digits are changed to the next digit, 2 is added to all odd digits and then the resultant numbers are arranged in ascending order, then how many numbers will not change their position?

pipeline-417247
english intermediate

What is the sum of the numbers between the seventh number from the left end and the tenth number from the right end?

pipeline-696856
english intermediate

If all the digits of "273654713" are arranged in ascending order from left to right, then what will be the second digit from the right end if we add 1 to every odd-numbered digit and 2 to every even-numbered digit?

pipeline-266072
english intermediate

If all the digits of "836194327" are arranged in descending order from left to right, then what will be the sum of the second digit from the left and the third digit from the right?

pipeline-266099
english intermediate

How many numbers are between the fifth element from the left end and the third element from the right end?

pipeline-582728
english intermediate

What is the middle number in the given series?

pipeline-51237
english intermediate

If all the odd digits in each number are removed, what will be the highest sum of all the digits within the number?

pipeline-428350
english intermediate

If all the digits are added within the number then how many numbers will be multiple of 2?

pipeline-213583
english intermediate

If one is added in the odd digits and one is subtracted from the even digits of the number "72386154" then the difference between the 2nd digit from the right and the 3rd digit from the left is ___.

pipeline-265978
english intermediate

If all the digits of "9145763824" are arranged in descending order from left to right, then what will be the sum of the third digit from the left and the second digit from the right?

pipeline-266964
english intermediate

How many even numbers are there between the 6th number from the right end and the 4th number from the left end?

pipeline-51235
english intermediate

How many even numbers are there which are immediately followed by an even number itself?

pipeline-51238
english intermediate

The resultant of which number is highest if each number's first and last digits are added?

pipeline-304974
english intermediate

If the first digit becomes the second digit, the second digit becomes the third digit and the third digit becomes the first digit, then which number will be the lowest?

pipeline-428347
english intermediate

What will be the result if the first digit of the second-highest number is divided by the second digit of the third-highest number?

pipeline-428349
english intermediate

If all the digits of "418923712539" are arranged in ascending order from left to right, then what will be the sum of the fourth digit from the left and the third digit from the right?

pipeline-271099
english intermediate
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