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For how many different counting numbers between 10 and 200 is the sum of the digits equal 6, of zero is not a digit of any of the numbers?
It's Olympiad Maths from Set 4 Olympiad 1
50
What else can I help you with?
How many counting numbers have four distinct nonzero digits such that the sum of the four digits is 10?
1,2,3,4 1+2+3+4=10 4 times 3 times 2 times 1 =24 24 counting numbers
When calculating the average thickness of a penny does the number of pennies in the stack influence the number of significant digits allowed?
No, counting numbers you can ignore or say they have an infinate number of significant digits. By counting numbers I mean things you count, or non measurements, or numbers you wouldn't round to significant digits anyway . Measurements always have significant digits.
How many digits are between 1 and 238?
There are 238 - 1 = 237 numbers between 1 and 238. To find the number of digits, we need to consider the range of numbers from 1 to 9 (1-digit numbers), 10 to 99 (2-digit numbers), and 100 to 238 (3-digit numbers). There are 9 one-digit numbers, 90 two-digit numbers, and 139 three-digit numbers between 1 and 238, totaling 9 + 90 + 139 = 238 digits.
What is the sum of the digits of the first 25 even counting numbers?
155
Why is 1.75 different than 1.34?
They are different numbers, with two out of the three digits different in them. There is a difference of 0.41 between them.
How many 3 digits numbers can be formed from numbers 0-9?
The 3-digit numbers are all the counting numbers from 100 to 999.That's (the first 999 counting numbers) minus (the first 99 of them).There are 900 of them.
What patterns are in the first 9 multiples of 11?
Both digits are successive counting numbers.
I am the number whose digits are the first eight counting numbers My ninth digit from the left is the sum of my digits in the millions and thousand place What number am I?
3,612,345,678
How many digits between 1 to 40?
68, not counting 1 or 40.68, not counting 1 or 40.68, not counting 1 or 40.68, not counting 1 or 40.
Between 70 and 80 the product of its digits is 21?
Try the different numbers - there are only 11 after all - and multiply their digits. Or analyze the factors of the number 21.
How many digits between 1 and 1128?
There are 6484 digits BETWEEN the two given numbers.
How many different whole numbers between 0 and 1000 have digits whose sum is 9?
999 are whole.
