Question
How many distinct arrangements of the letters in DRDO are possible?
More Permutation and combination Questions
- There are five identical gifts to be distributed among twelve friends. If no friend gets more than one gift, in how many different ways can the gifts be di...
- How many 8 digit numbers can be formed using the digits 1, 2, 0, 2, 4, 1, 2, 4 ?
- You have 4 distinct cubes and 2 distinct balls. Find the number of ways to arrange them such that all 4 cubes are not placed together.
- Find the number of words that can be formed by using all letters of the word 'LAPTOP', if order of vowels remains same.
- How many 5-digit numbers can be formed from 1,2,3,4,5,6 if the number is divisible by 4 and digits do not repeat?
- Seven musicians out of which 3 are from the same band and the rest are solo artists are to be seated in a row. Find the number of ways in which the three b...
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "SEMINAR"?
- Among a set of 4 black balls and 3 white balls, how many selections of 3 balls can be made such that at least 2 of them are black balls?
- From a group of 8 engineers and 4 doctors, a committee of 6 members is to be formed. Find the number of ways to form the committee such that at least 5 eng...
- From 7 persons A, B, C, D, E, F and G, how many different committees of 3 persons can be formed if A must be included but B must not be included?
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)