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What is the 3 digit odd number between 2700 2800?
Since both of those numbers contains four digits, there are no three-digit numbers between them.
How many times does the digit 1 appear in numbers from 1 to 100?
Including the one in ' 1 ' and the one in '100', there are 21 1s.Every other digit 2 - 9 appears 20 times between 1 and 100 .
How many 5 digit combinations for numbers 1- 25?
There are 9 1-digit numbers and 16-2 digit numbers. So a 5 digit combination is obtained as:Five 1-digit numbers and no 2-digit numbers: 126 combinationsThree 1-digit numbers and one 2-digit number: 1344 combinationsOne 1-digit numbers and two 2-digit numbers: 1080 combinationsThat makes a total of 2550 combinations. This scheme does not differentiate between {13, 24, 5} and {1, 2, 3, 4, 5}. Adjusting for that would complicate the calculation considerably and reduce the number of combinations.
How many 5 digit numbers are even?
With a total of 90,000 five digit numbers, we can conclude that there is 45,000 EVEN five digit numbers.
What is the difference between number and digit?
The only Difference i think is that Digit is the symbolic representation which is used to represent the numbers. while Number is the expression of quantity * * * * * The difference is like the difference between a word and a letter. Some words, such as I or a can be one letter long but most words are composed of a string of letters. Similarly, 5 or 7 are numbers as well as digits but 57 or 0.57 is a number but not a digit.
