CAT Number System questions with solutions
53 previous year CAT questions on Number System, taken from the MS section, each with the correct answer and a full explanation. Work through them in order or jump to a specific paper.
CMAT 2026 CAT 2025 Slot 1XAT 2025 CMAT 2024 CAT 2023 Slot 1CAT 2023 Slot 2CAT 2023 Slot 3CMAT 2023 CAT 2022 Slot 1CAT 2022 Slot 2CAT 2018 Slot 2MAT 2018 XAT 2017 XAT 2014 CAT 2008 Slot 1CAT 2007 Slot 1CAT 2005 Slot 1CAT 2004 Slot 1CAT 2002 Slot 1CAT 1998 Slot 1CAT 1997 Slot 1
- #465Largest exponent dividing expressionCATQATITAHard
- #484Count of two-digit numbersCATQAMCQMedium
- #694Powers of 2 between Powers of 8CATQAMCQMedium
- #698Natural Numbers with 15 FactorsCATQATITAHard
- #715Largest possible value of n - mCATQAMCQMedium
- #717Common divisor of algebraic expressionsCATQAMCQEasy
- #720Integers with exactly two non-trivial factorsCATQATITAMedium
- #740Divisibility and Prime FactorizationCATQAMCQMedium
- #841Divisibility of FactorialsCATQAMCQMedium
- #854Minimum Value of xyzCATQATITAMedium
- #871Largest Integer Divisors Sum A + BCATQATITAHard
- #886Last Two Digits of PowerCATQAMCQEasy
- #894Digit Sum Seed FunctionCATQAMCQMedium
- #903Powers of Three Consecutive IntegersCATQAMCQMedium
- #942Number of integral pairs satisfying reciprocal equationCATQAMCQHard
- #951Four-digit perfect squares with repeated digitsCATQAMCQMedium
- #1024Remainder of sum of cubes divided by 70CATQAMCQEasy
- #1033Remainder of factorial sumCATQAMCQMedium
- #1035Three digit number divisibility by 7CATQAMCQMedium
- #1038Rightmost non-zero digitCATQAMCQMedium
- #1041Product and sum of digits equationCATQAMCQMedium
- #1047Numbers with odd digits divisible by 3CATQAMCQMedium
- #1089Integer Pairs Satisfying x + y = xyCATQAMCQEasy
- #1090Remainder of Exponential SumCATQAMCQEasy
- #1109Ages of Two Boys and ParentsCATQAMCQMedium
25 / 53