Q25.The number of 3 -digit numbers, that are divisible by 2 and 3 , but not divisible by 4 and 9 , is______.
What This Question Tests
This question tests the ability to count 3-digit numbers satisfying multiple divisibility conditions, requiring careful application of divisibility rules for 2, 3, 4, and 9.
Concepts Tested
๐ NCERT Sections This Tests
12.5 โ A Hydrogen Atom Initially In The Ground Level Absorbs A Photon,
Physics Class 12 ยท Chapter 12
12.5 A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of photon.
1.1 โ Define The Term Solution. How Many Types Of Solutions Are Formed? Write Briefly
Chemistry Class 11 ยท Chapter 1
1.1 Define the term solution. How many types of solutions are formed? Write briefly about each type with an example.
2.10 โ Dielectrics And Polarisation
Physics Class 11 ยท Chapter 2
2.10 DIELECTRICS AND POLARISATION Dielectrics are non-conducting substances. In contrast to conductors, they have no (or negligible number of ) charge carriers. Recall from Section
๐ Question Details
- Chapter
- Permutation & Combination
- Topic
- Counting numbers with divisibility conditions
- Year
- 2025
- Shift
- 24 Jan Shift 1
- Q Number
- Q25
- Type
- Numerical
- NCERT Ref
- Class 11 Mathematics Ch 7: Permutations and Combinations
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