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Algebra: Divisibility and Prime Numbers

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Question 207417: What is the smallest whole number that is divisible by 2,3,5,6,9, and 10? Explain how you found this number
Click here to see answer by vleith(1977)

Question 207602This question is from textbook Fundamentals of math
: What are the first five multiples of 157?This question is from textbook Fundamentals of math

Click here to see answer by checkley77(7035)

Question 208175: (x+(1/y))/y+(1/x))
Click here to see answer by rapaljer(3612)

Question 208300: What is the largest 5-digit number that is divisible by 3?
Click here to see answer by rfer(2688)

Question 208548: i cant find the prime numbers to 36 can u help me
Click here to see answer by Alan3354(6059)

Question 208545: Find the value of n that makes the expression divisible by 2,4,and 9
Click here to see answer by stanbon(26259)

Question 208723: If x and 10 are relatively prime natural numbers, hen x could be a multiple of
(A)9 (B) 18 (C)4 (D) 25 (E) 14

Click here to see answer by stanbon(26259)

Question 208896: i need help with this math problem i am so lost it says factor completely s^2-64 and the other says v^2-1/49
Click here to see answer by nerdybill(2446)

Question 209205: I am a number that is greater than 81 but less than 95. The sum of my digits is 15. What number am I?
Click here to see answer by RAY100(1637)

Question 208720: Each of the integers h,m and n is divisible by 3. which of the following integers is always dividing by 9?
I. hm
II. h + m
III. h + m + n

(A) I only (B) II only (C) III only (D) II and III only (E) I,II and III
Click here to see answer by Edwin McCravy(2920)

Question 209585: Is the LCM of two numbers always divisible by the GCF of the two numbers? If so why. If not give an example
Click here to see answer by RAY100(1637)

Question 210384: Purnima filled her garden with 8 cubic feet of organic dirt. The garden is a rectangular prism with a volume where l is length, w is width, and h is depth. If the garden has a depth of 0.8 feet and is 2 feet wide, how long is the garden?
Please help, i have tried everything i can!
Click here to see answer by Earlsdon(4898)

Question 210504: I am a number greater than 81 but less than 95. The sum of my digits is 15. what number am I.
Click here to see answer by solver91311(5072)

Question 213514: find a value of n that makes the expression divisible by 2 3 and 5. n+7
Click here to see answer by checkley77(7035)

Question 213603: I am a 2-digit number that ends in a 4 but is not divisible by 4. Who am I? (can be multiple solutions)
Click here to see answer by RAY100(1637)

Question 213842: what numbers are divisible by 2 , 4 , and 8 ?
Click here to see answer by checkley77(7035)

Question 213894: What is the smallest number divisible by 4 different prime numbers?
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Question 213896: what is the smallest number divisible by four different prime numbers?
Click here to see answer by Alan3354(6059)

Question 213958: what is the number 27 divisible by
Click here to see answer by rfer(2688)

Question 213961: is 27 prime or compsite or neither
Click here to see answer by stanbon(26259)

Question 213961: is 27 prime or compsite or neither
Click here to see answer by harperstephanies(1)

Question 213965: what is the least common multiply for 27
Click here to see answer by stanbon(26259)

Question 214002: can you find any numbers that are less 300 and are divisible by four different prime numbers?
Click here to see answer by stanbon(26259)

Question 214109: how would I be able to find numbers that are less than 300 and are divisible by 4 different prime numbers?

Click here to see answer by ankor@dixie-net.com(6691)

Question 214394: what 2 prime numbers if multiplied equal 400-digit number?
Click here to see answer by Alan3354(6059)

Question 214411This question is from textbook algebra 1 an integrated approach
: if a is an integer, which of the following is always an odd integer?

(a)4a+2 (b)10a (c)8a+1 (d).83
please help!!!!!!This question is from textbook algebra 1 an integrated approach

Click here to see answer by jim_thompson5910(13787)

Question 214488: Which numbers between 150 and 200 are divisable by 9
Click here to see answer by natroa08(4)

Question 214488: Which numbers between 150 and 200 are divisable by 9
Click here to see answer by rfer(2688)

Question 215171: what is the largest 5 digit number divisible by 6
Click here to see answer by Edwin McCravy(2920)

Question 215764: 65=((71*80.4)+(10*31.6)+(x*21))/(71+10+x)
solve for x
Click here to see answer by checkley77(7035)

Question 216684: what are the factors of 875
Click here to see answer by drj(1380)

Question 169424: i am a multiple of 5 between 100 and 200 that is divisible by 3,4, and, 6 who am i
Click here to see answer by Studenttt(8)

Question 217225: what is the least positive interger divible by 1 to 9
Click here to see answer by jim_thompson5910(13787)

Question 217800: what is 21 divided to 4897
what is 81 divided to 4561
what is 42 divided to 9287
Click here to see answer by rfer(2688)

Question 218417: choose the number that is divisible by four different prime numbers 77, 105, 225, and 1,155.
Click here to see answer by checkley77(7035)

Question 219070: write an equation that shows 84 as a product of prime factors. Then use your equation to help you find 84 divided 12 and 84 divided 21.
Click here to see answer by user_dude2008(715)

Question 220673: Question from my textbook and I am having a hard time.
Name the greatest 4-digit number that is divisible by 2, 3, and 5.
Click here to see answer by Alan3354(6059)

Question 221195: please help me with this question
what are six pairs of prime nubers with a sum of 90?
Thank you.
Click here to see answer by Alan3354(6059)

Question 221968: what is the prime factorization for 300
Click here to see answer by solver91311(5072)

Question 222183: is 450 divisable by 5, 9, and 10?
Click here to see answer by Edwin McCravy(2920)

Question 222948: having problem solving to algebra problems
1. 18 + (5/6) r=0

2. 3x + (2/3) = 5/6
Click here to see answer by nerdybill(2446)

Question 223199: Find the greatest four-digit number that has exactly 3 positive factors.
Click here to see answer by user_dude2008(715)

Question 223330: wht the gcf of 24 30 and 60
Click here to see answer by rfer(2688)

Question 223330: wht the gcf of 24 30 and 60
Click here to see answer by Alan3354(6059)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675