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think I suppost to know.
Aubreigh Swinney
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How many integers between 1000 and 9999 are palindromes?
90 palindromes.
How many integer palindromes are between 10000 and 99999 that are divisible by 25?
From 10 - 99, there are 9 (9 x 1) From 100 - 999, there are 90 (9 x 10) From 1000 - 9999, there are 90 (9 x 10) From 10000 - 99999, there are 900 (9 x 10 x 10) And 100000 itself is not a palindrome. Total: 1089
What is divisible by 9999?
1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 3333 and 9999.
What the sum of all 4 digit number except 0?
The sum of all numbers between 1 and n = n*(n+1)/2 The sum of all numbers between 1 and 999 = 999*1000/2 = 499500 The sum of all numbers between 1 and 9999 = 9999*10000/2 = 49995000 So, the sum of all numbers between 1000 and 9999 = 49495500
What 4-digit number is divisible by 9 but not 5?
9999
How many palindromes between 1000 and 9999 inclusive are divisible by 9?
There are 10 palindromes divisible by 9 between 1000 and 9999.
How many integers between 1000 and 9999 are palindromes?
90 palindromes.
How many integers between 1000 and 9999 are divisible by 5 or 7?
There are 2828 integers between 1000 and 9999.
What are the palindromic between 1000 and 9999 which is divisible by 45?
5445 is one that I can think of
How many positive integers between 1000 and 9999 inclusive a are divisible by 9?
There are 1,000 positive integers between 1,000 and 9,999, inclusive, that are divisible by nine.
What are prime numbers from 1000 to 9999?
Prime No: between 1000 to 9999= 54_( 42x3)
How many integer palindromes are between 10000 and 99999 that are divisible by 25?
From 10 - 99, there are 9 (9 x 1) From 100 - 999, there are 90 (9 x 10) From 1000 - 9999, there are 90 (9 x 10) From 10000 - 99999, there are 900 (9 x 10 x 10) And 100000 itself is not a palindrome. Total: 1089
How many number between 1000 and 9999 in which all the integers are even?
500 of them.
How many odd integers are there from 1000 through 9999?
From 1000 to 9999 (inclusive) there are 9999 - 1000 + 1 = 9000 integers. Half of which are even, half of which are odd. So the answer is 9000/2 = 4,500.
How many integers between 1000 and 9999 inclusive does the digit 3 occur?
There are 3168 such numbers.
What is a 4 digit salary?
Anything that has 4 digits - any number between 1000 and 9999.
How many odd integers between 1000 and 9999 have distinct digits?
There are 120 of them.
