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How many whole numbers between 1 and 100 use digit 6 at least once?
19.
How many prime numbers between 1 and 8888888888888888888888888888888888888888888888?
To determine the number of prime numbers between 1 and 8888888888888888888888888888888888888888888888, we can use the Prime Number Theorem. This theorem states that the density of prime numbers around a large number n is approximately 1/ln(n). Therefore, the number of prime numbers between 1 and 8888888888888888888888888888888888888888888888 can be estimated by dividing ln(8888888888888888888888888888888888888888888888) by ln(2), which gives approximately 1.33 x 10^27 prime numbers.
How many numbers between 100 to 200 have a digit sum of 8?
Check online or use home resources. But a specific, anonymous, right answer is 8.
What fraction is between 1.2 and 1.205?
To find a fraction between any two numbers, multiply the two numbers and divide by two. This way we can find unlimited numbers / fractions between any two fractions/numbers. The other way to find fractions between any two fractions is to divide and multiply both the numbers by 100, or 1000, and make the denominators same. Then the numbers between the two numerators gives all the numbers/fractions between those two numbers. For example, to find 100 fractions between 1 and 2, multiply and divide 1 and 2 by 100. This gives 100/100 and 200/100. Now the in between fractions are 101/100, 102/100, 103/100 upto 199/100. To find more, either multiply by 1000 instead of 100 to get 999 fractions. Or use any two numbers above and repeat the same process. To find fractions between 1.2 and 1.205, multiply and divide both numbers by 10000 This gives 12000/10000, 12050/10000. So the in between fractions are 12001/10000, 12002/10000 and so on till 12049/10000. Convert them to decimal.
How many numbers between 50 to 100 are divisible by 3?
To find the numbers between 50 and 100 that are divisible by 3, we can use the formula for finding the number of integers divisible by a certain number within a range. The formula is (largest number - smallest number) / divisor + 1. In this case, the largest number is 99, the smallest number is 51, and the divisor is 3. Plugging these values into the formula, we get (99 - 51) / 3 + 1 = 16. Therefore, there are 16 numbers between 50 and 100 that are divisible by 3.
