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  1. arithmetic - How much zeros has the number $1000!$ at the end ...

    May 13, 2014 · 1 the number of factor 2's between 1-1000 is more than 5's.so u must count the number of 5's that exist between 1-1000.can u continue?

  2. Creating arithmetic expression equal to 1000 using exactly eight 8's ...

    I would like to find all the expressions that can be created using nothing but arithmetic operators, exactly eight $8$'s, and parentheses. Here are the seven solutions I've found (on the Internet)...

  3. Exactly $1000$ perfect squares between two consecutive cubes

    Oct 19, 2025 · Therefore there are exactly $1000$ squares between the successive cubes $ (667^2)^3$ and $ (667^2+1)^3$, or between $444889^3$ and $444890^3$. Finally, we can verify all of this by …

  4. What does it mean when something says (in thousands)

    Oct 31, 2017 · It means "26 million thousands". Essentially just take all those values and multiply them by 1000 1000. So roughly $26 $ 26 billion in sales.

  5. How many positive integers less than $1000$ divisible by $3$ with sum ...

    Aug 22, 2017 · How many positive integers less than $1000$ divisible by $3$ with sum of digits divisible by $7$? Ask Question Asked 8 years, 4 months ago Modified 8 years, 4 months ago

  6. probability - 1/1000 chance of a reaction. If you do the action 1000 ...

    A hypothetical example: You have a 1/1000 chance of being hit by a bus when crossing the street. However, if you perform the action of crossing the street 1000 times, then your chance of being ...

  7. algebra precalculus - Multiple-choice: sum of primes below $1000 ...

    Jan 30, 2017 · For example, the sum of all numbers less than 1000 1000 is about 500, 000 500, 000. So, 168 1000 × 500, 000 168 1000 × 500, 000 or 84, 000 84, 000 should be in the right ballpark. …

  8. combinatorics - Number of ways to invest $\$20,000$ in units of …

    Feb 24, 2023 · Number of ways to invest $20, 000 $ 20, 000 in units of $1000 $ 1000 if not all the money need be spent Ask Question Asked 2 years, 10 months ago Modified 2 years, 10 months ago

  9. elementary probability - What is the chance that a 1 in 1000 event will ...

    Jun 27, 2018 · A big part of this problem is that the "1 in 1000" event can happen multiple times within our attempt. Compare this to if you have a special deck of playing cards with 1000 cards in it, exactly …

  10. combinatorics - The number of bacteria in a culture is 1000 and this ...

    Oct 3, 2023 · The number of bacteria in a culture is 1000 and this number increases by 250% every two hours. How many bacteria is present after 24 hours?