MATH Trouble
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Math
If no digit can be used more than once, how many 5digit numbers can be formed only using the numbers 3,8,1,2,5, and 7? A: 350 numbers B: 717 numbers C: 722 numbers D: 720 numbers I guessed the answer 720 and got it right but I
asked by Maya on May 27, 2016 
math
The number uses every number 09 the numbers are used only once the fourth digit is 4 the first digit in the billions place is 3 the 5 is next to the last digit the sixth digit is 7 the digit after 3 is 9 the digit before 5 is
asked by Anonymous on October 20, 2011 
Math
There are three distinct ways to add four positive odd numbers to obtain 10: 1 + 1 + 3 + 5 = 10 1 + 1 + 1 + 7 = 10 1 + 3 + 3 + 3 = 10 Here, distinct means that changing the order of the numbers on the lefthand side of an equation
asked by SkaterGirl on December 5, 2010 
Seventh Grade Math
Use 6 digits from 1 through 7, each once, to make two 3digit numbers whose sum is 670 and whose difference is 376. Give both 3digit numbers in your answer. If I knew what I had to do, I could solve this problem. I don't know how
asked by Anonymous on November 2, 2010 
Math
A book called The Penguin Dictionary of Curious and Interesting Numbers by David Wells (1986) contains fascinating numbers and their properties. One of which is the only 3digit numbers that are prime and all rearrangements of
asked by Kris on November 30, 2008 
Math Outcomes and Probability
Can someone please explain to me how to solve this question? If no digit can be used more than once, how many 5digit numbers can be formed using the numbers 3,8,1,2,5, and 7? I have no clue how to solve this problem, the wording
asked by Cassandra Raven Moonstone on February 24, 2017 
math
the hundred thousands digit of a sixdigit even numbers is 3 more than the thousand digit,which is twice the ones digit.give at least four numbers that satisfy the given condition.
asked by louie on June 17, 2015 
Algebra (need help ASAP!!!!)
I didn't get how to do the problem. In my book it says to choose a variable and write an absolute value inequality that represents each set of numbers. Here are the problems I had all real numbers less than 2 units from 0 all
asked by Emily on December 14, 2006 
math
You have 2 digits, 2 numbers, reverse digits and 54 if the difference and the sum of all is 10 I'm not clear what you're asking, could you clarify what the conditions are for us please? My grandson came home with the problem that
asked by Will on August 31, 2006 
Algebra 1:Problem Solving
How many different sevendigit telephone numbers are available if the only restriction is that the first digit can't be 0? Is there a formula for this to make it simpler? Then I'll solve this problem myself.
asked by Thea on October 4, 2009