WebA 4 digit number greater than 5000 is randomly formed from digits 0,1,3,5,7. (1) Repetition is allowed: We need to form a number greater than 5000, hence, the leftmost digit can be either 5 or 7. Since repetition of digits is allowed, so … Web.How many four-digit numbers greater than 5000 can be formed from the digits 0, 1, 2, 3, 4, 5 if (a) no digit may be repeated, ( b) all digits may be repeated, (c) only the digit 4 may be …

How many 3 digit numbers may be formed the digits 0,1,2,3,4 and …

WebHow many different codes are possible if the digits may not be repeated and the code must be an even number greater than 5000? ... So if it's a four-digit number-- so it's one, two, three, four-digit number-- whatever I put here, this is going to represent thousands. Whatever I put here is going to represent hundreds. Whatever I put here ... Web8 digits i.e. 1, 2, 3, 4, 5, 6, 7 and 8. CONCEPT: For number to be greater than 5000, 1 st digit should be greater than or equal to 5. CALCULATION: As, we have to use digit from 1 to 8 … small tributaries crossword

How many 4 digit numbers can be formed? [closed]

WebSep 7, 2015 · With a 13 digit number that means that after a year the chance of duplicating a number by a purely random choice will be 1 in 10^5 and after 10 years that will reduce to 1 in 10^4 or 1 in 10,000 Looking at the code I posted above which used the current year for the first four digits the chance of picking a used number is obviously much greater ... WebFor number to be greater than 5000, 1 st digit should be greater than or equal to 5. CALCULATION: As, we have to use digit from 1 to 8 and 1 st digit can be greater than or equal to 5, so 1 st digit can be any of 5, 6, 7, and 8. ⇒ 4 ways of selecting 1 st digit. Number of ways of selecting other digits = 8 each. small tricks to improve happiness作文