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How many numbers start from 1000 up to 9999 which all the digits in all places are even?
Use multiplication except with the ones place "1"
How many 3 digits positive numbers and which are they?
Numbers above 99 and under 1000 are 3-digits, all 900 of them.
How many digits in the numbers between 1000 and 1128?
123
How many digits are there between 1 and 1000?
Not couting 1 and 1000, there would be 998 numbers.
If all the whole numbers from 1 to 1000 inclusive are written down which digit appears the smalles number of times?
When counting the digits from 1 to 1000, the digit '0' appears the smallest number of times. It appears only in the numbers from 10 to 1000, specifically in the tens and hundreds places, but not at all in the numbers 1 to 9. In contrast, digits like '1' through '9' appear more frequently due to their presence in many numbers throughout the range.
Where can you find a list of 4 digits numbers?
Write down the numbers from 1000 to 9999.
How many prime numbers are there whose square has 5 or 6 digits?
solution: we know that there are 25 prime numbers are between 1-100 and 168 prime numbers less than 1000. 100 x 100=10000(5 digits) 999 x 999=998001(6 digits) 1000 x 1000=1000000(7 digits) so our answer should be same as the number of prime numbers between 100 to 999. hence, 168-25=143. 143 prime numbers will be there less than 1000 whose square has 5 or 6 digits.
How many digits are there in the numbers 1-10000?
10001
How many numbers between 100 and 1000 have their digits adding up to 5?
16
How many numbers are there between 100 and 1000 such that atleast one of their digits is 7?
252 of them.
How many numbers between 100 and 1000 have 2 as the units digits?
91.
What value has four digits?
Thousands would be your 4 digit numbers - 1000-9999.
