by shivamtripathi22 | Jun 7, 2025 | Uncategorized
1. Highest power of a number in N! 2. Number of zeros in the factorial of a number 3. First non-zero digit in N! 4. First two non-zero digit in N! Previous Topic Next Topic Exercise Other Topics ▾ Percentage Mixture & Alligation Ratio & Proportion Races & Circular...
by shivamtripathi22 | Jun 7, 2025 | Uncategorized
1. Permutation & Combination(i) Introduction of Selection/Combination(ii) Number of ways of selecting ‘r’ articles from ‘n’ distinct article(iii) Number of ways of selecting ‘r’ articles from ‘n’ distinct articles if...
by shivamtripathi22 | Jun 7, 2025 | Uncategorized
Races & Circular...
by shivamtripathi22 | Jun 7, 2025 | Uncategorized
Boat and...
by shivamtripathi22 | Jun 7, 2025 | Uncategorized
AP, GP & HP Arithmetic Progression(AP):- AP is a series of numbers where the difference between any two consecutive terms is constant. This constant difference is called the common difference.Ex:-General form: a, a + d, a + 2d, a + 3d, ……..till n...
by shivamtripathi22 | Jun 6, 2025 | Uncategorized
Number of zeroes in an expression:- Zero will be formed when we multiply 2 and 510 = 2×5100 = 2²×5²1000 = 2³×5³10000 = 2⁴×5⁴So we can say that to have ‘n’ zeroes at the end of a product we need exactly ‘n’ combinations of 2 and 5. Number of...
