How many numbers lying between 500 and 600 can be formed with the help of the digits 1…
Mathematics · JEE Main · NTA Exams — Permutations and Combinations
How many numbers lying between 500 and 600 can be formed with the help of the digits 1, 2, 3, 4, 5, 6 when the digits are not to be repeated
- 20
- 40
- 60
- 80
Answer
(A) 20
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- If the letters of the word ‘mother’ are written in all possible orders and these words are written out as in…
- If n_ 1 r N and ^ n-1 C_ r = [k^ 2 -3 ] ^ n c_ r+1 then k lies in the interval
- In how many ways can six boys and five girls stand in a row if all the girls are to stand together but the…
- A question paper on mathematics consists of twelve questions divided into three parts. A, B and C, each…
- A man X has 7 friends, 4 of them are ladies and 3 are men. His wife Y also has 7 friends, 3 of them are…
- A library has ‘a’ copies of one book, ‘b’ copies of each of two books, ‘c’ copies of each of three books, and…
- Every one of the 5 available lamps can be switched on to illuminate certain Hall. The total number of ways in…
- The interior angles of a regular polygon measure 150° each. The number of diagonals of the polygon is
More Permutations and Combinations questions · Browse all practice questions