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Algebra: Divisibility and Prime Numbers

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Question 224158: There are 184 basketball fans who plan to go to a game. How many buses will be needed, given that each bus can hold 31 fans?

Click here to see answer by checkley77(7035)

Question 224166: If a man buys two products by the pound and pays $0.26 for one and $0.19 for the other. His total amount payed is $10,530.03 and his total Weight is 42,110 pounds. What is the weight of product bought at $0.26 and what is the weight of product bought at $0.19 ??? Please help!
Click here to see answer by stanbon(26259)

Question 223539: What is the greatest prime you must consider to test whether 503 is prime? Why?
Please help! :)
Click here to see answer by jsmallt9(590)

Question 223547: What is the prime factorization of 999 to the 10th power?
Please help! :)
Click here to see answer by jsmallt9(590)

Question 225297: What is the greatest prime you must consider to test whether 503 is prime?
I tried the smaller numbers, 2, 3, 5, 7 and then looked at a prime chart and it said it was prime, but how do I test it and choose the greatest prime?
Click here to see answer by ankor@dixie-net.com(6691)

Question 225540: I am having a hard time in Math class, can someone please help me..
X2-X=41
Select some numbers for X, substiute them in formula, and see if prime number occur. Try to find a number for X that when subsituted in the formula yields a composite number. I must substitute at least 5 numbers; 0 (zero), 2 even and 2 odd into the equation for x. I have to show all stepsThe symbols ^ and * should not be used I am so lost can someone please help me..

Click here to see answer by Alan3354(6059)

Question 226094: find the prime factorization of 125
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Question 226428: What is the least number greater than 1,000 divisible by 10?
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Question 226491: dividing polynomials
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Question 226645: 5= n dived by 6
Click here to see answer by rfer(2688)

Question 226910: is 450 divisible by 5, 9, 10
Click here to see answer by Alan3354(6059)

Question 227124: how many two digit prime numbers have a remainder of 2 when divided by 7?
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Question 227267: write a 4 digit number that is divisible by both 6 and 9. Explain how you know without dividing that it is divisible by both 6 and 9.
Click here to see answer by Theo(667)

Question 227267: write a 4 digit number that is divisible by both 6 and 9. Explain how you know without dividing that it is divisible by both 6 and 9.
Click here to see answer by solver91311(5072)

Question 227608: write the provided improper fraction as a mixed number or a whole number
149/143
Click here to see answer by user_dude2008(715)

Question 227612: write the prime factorization of the provided number
504
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Question 227613: write the provided fraction in simplest form.
60a2b/36ab3
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Question 228805: What is the first three digit prime number?
Click here to see answer by nerdybill(2446)

Question 228338: Word problems over prime factorization or factoring the monomial.
Problem 1:::: You are arranging 70 plants in a rectangular garden with the same number of plants in each row. How many ways can you arrange the garden?
Problem 2:::: A dog kennel groups the dogs in order to determine at what time they will be given a treat. Each group should have the same number of dogs. There are 120 dogs in the kennel. How many groups are possible?
Click here to see answer by stanbon(26259)

Question 228978: -5/8 divided by 3/4
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Question 228978: -5/8 divided by 3/4
Click here to see answer by rfer(2688)

Question 232017: Use the following list of numbers for exercises 13 and 15.
0, 1, 15, 19, 23, 31, 49, 55, 59, 87, 91, 97, 103, 105
13. Which of the given numbers are prime?
15. List all the prime numbers between 30 and 50.

Click here to see answer by stanbon(26259)

Question 232460: which of the following groups of numbers are all prime numbers?
a)2,3,5,9
b)3,11,23,31
c)2,5,15,19
d)7,17,29,49
Click here to see answer by rfer(2688)

Question 232459: which of the following groups of numbers are all prime numbers?
a)2,3,5,9
b)3,11,23,31
c)2,5,15,19
d)7,17,29,49
Click here to see answer by stanbon(26259)

Question 232799: What two-digit positive integer is one more than a multiple of 2, 3,4, 5 and 6 ?
Click here to see answer by ankor@dixie-net.com(6691)

Question 233402: If n is a whole number then the largest number that n(n+1)(2n+1) is divisible by for all n is
a) 2 b) 6 c) 10 d) 3 e) none

Click here to see answer by jsmallt9(590)

Question 233431: What is the largest prime factor of ( 30^2 - 7^2 ) ?
Click here to see answer by Alan3354(6059)

Question 234483: what is product of the divisors of 1000 (including 1 and 1000)?
a) 10^24 b) 10^16 c) 10^8 d) 10^30 e) 10^32
Click here to see answer by Edwin McCravy(2920)

Question 234957: The greatest common factor of 72 and X is 3. The least common multiple of 72 and X is 1800. What must be true?
a) X is less than 72
b) X is multiple of 5.
c) X is a multiple of 72.
d) X is a factor of 3.
e) X is even

Click here to see answer by jsmallt9(590)

Question 237000: 3x^2 - 8x + 5 = 0.
Click here to see answer by thrasherlax74(11)

Question 237034: what is the equation for36 and 48 prime fatorarization
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Question 238106: how many 4 digit prime numbers are there?
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Question 238190: If a three digit number is divided by 5 or 6,the remainder is 1 in each case. What is the least such three digit number?
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Question 238468: 93xy is divisible by 72. then,
x=
y=

Click here to see answer by vleith(1977)

Question 238461: The total number of prime divisors of the natural number 2002 is:
(A) 2 (B) 3 (C) 4 (D) 5 (E) None of the above.
Click here to see answer by jsmallt9(590)

Question 238469: 93xy is divisible by 72. then,
x=
y=
when this number is divided by 6,8,and 4, a there's always a reminder of 1?what is the least value of this number?
Click here to see answer by jsmallt9(590)

Question 238732: List the five (5) 2-digit primes each of whose digits is NOT prime
Click here to see answer by Alan3354(6059)

Question 239702: 1st penny = 1 gumballs
2nd penny = 4 gumballs
3rd penny = 10 gumballs
4th penny = 19 gumballs
5th penny = 31 gumballs
6th penny = ? gumballs
7th penny = ? gumballs
8th penny = ? gumballs
Click here to see answer by College Student(208)

Question 240094: What is the smallest positive number divisible by four primes?
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Question 240490: A circular coffee table has a diameter of 5 ft. What will it cost to have the top refinished if the company chares $3 per square foot for the refinishing

Click here to see answer by edjones(3292)

Question 240488: What are the correct steps to answer this problem 52 divided by 323.18
Click here to see answer by rfer(2688)

Question 240785: 11.2 divided by -2.8 = ____
Click here to see answer by Alan3354(6059)

Question 241059: What is the sum of all the one-digit prime numbers?
A)15 B) 16 C) 17 D) 18

Click here to see answer by checkley77(7035)

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