Number of results: 617
Express 13/10 - 2/15 as a simplified rational number. I want to make sure I'm doing it correctly. 10 and 15 will go in there 30T and then I said 15 will go in 30 4 T and did I said 10 will go in 30 3T which gave me 35/30 and did I divided it and got 1.16667 do you understand ...
Wednesday, August 30, 2006 at 8:58pm by Anonymous
A farmer was taking her eggs but they all fell on the floor. She didn't know how many eggs she had. But then she remembers when she put them in groups of two, there was one egg left over. When she put them in groups of three, there was also one egg left over. The same thing ...
Saturday, September 16, 2006 at 1:56pm by Sam
i need hepl on adding and subtacting rational numbers like -7over12+5 over 6 When adding rational numbers we need a common denominator. We have -7/12 + 5/6 What is the least common multiple of 12 and 6? After you find that make sure both fractions are expressed as a ratio of ...
Tuesday, September 19, 2006 at 5:07pm by makhissa
A train track is 5280ft. long. After adding another foot of track, an arc is created. What is the height of the arc and how would i measure it? FIND THE LEAST COMMON MULTIPLE OF 6,9 The maximum height is given by [2640(5280) + h^2 = [2640(5280) + 0.50]^2^2 making h = 1.94 ft. ...
Thursday, September 28, 2006 at 11:54pm by Lauren
5th grade math
what is the least common multiple The least common multiple is the lowest possible number that has both numbers for a factor. For instance, if you are asked to find the LCM for 4 and 8, the LCM would be 8 because it is divisible by both 4 and 8. If you were given 3 and 4, the ...
Thursday, October 5, 2006 at 6:24pm by leo
math 6 grade
When the LCM of two numbers the same as one of the numbers?Use an example to explain. What is the LCM of six and two? so the LCM of six and two is the answer? Of course not. It is an example of what the question seeks. 3. the answer is 3! I relly apresiat this thank you How do...
Wednesday, November 8, 2006 at 8:53pm by brittany
Can someone check this for me : Find the gcf for each of hte following groups of numbers: 36,64, and 180 My answer: gcf=4 Find the lcm for each of the following groups of numbers which ever method you wish:8,15, and 20 My answer: Lcm=1 Find two factors of 15 with a difference ...
Monday, December 4, 2006 at 7:04pm by jasmine20
Let me know if this is correct now: (1)Finding the lcm using which ever method for:5,15 , and 20 8:2x2x2x3x5x5 15:2x2x2x3x5x5 20:2x2x2x3x5x5 --------------- LCM:2x2x2x3x5x5 After simplification LCM:120 (2)Find the GCF for each of the following numbers: 36, 64, 180 Prime ...
Monday, December 4, 2006 at 11:25pm by jasmine20
math , algebra
Let me know if this is correct : (1)Finding the lcm using which ever method for:5,15 , and 20 8:2x2x2x3x5x5 15:2x2x2x3x5x5 20:2x2x2x3x5x5 --------------- LCM:2x2x2x3x5x5 After simplification LCM:120 (2)Find the GCF for each of the following numbers: 36, 64, 180 Prime Factors ...
Tuesday, December 5, 2006 at 3:08am by Jasmine
Find the LCM for 4 and 20 My answer is: LCM IS 20 Your answer is right
Tuesday, February 13, 2007 at 3:12pm by jasmine20
Our current assignment is to find the LCM, Least Common Multiple of two polynomials. I think I'm doing it right but I'm not quite sure. For the first question: 2t^2+t-3, 2t^2+5t+3 I have 2t^2+t+3 as the LCM. Is this correct or can somebody step me through the correct method to...
Thursday, February 15, 2007 at 10:14pm by Dave
) A wierd number is a number that is the product of two consecutive primes, such as 7x11=77 . What is the least common multiple of the 5 smallest wierd number 7) According to an ancient belief, when a friend visits a sick person, 1/70 of his sickness is taken away. What is the...
Sunday, February 25, 2007 at 6:12pm by brenton atcheson
find LCM 35b^6a^4,5b^8a^5,21b^2a^8 Can anyone help me with this please?
Sunday, August 8, 2010 at 2:38am by Bonnie
gcf and lcm
express each pair of numbers as products of prime factors and find their gcf and lcm
Tuesday, September 16, 2008 at 10:38pm by maryjoy
Think of the problem of two runners around a 1-kilometer track. Runner A can make one round in 8 minutes, and runner B can do this in 6 minutes. If they start together, when will they meet at the starting point again? 2 | 8, 6 | 4, 3 2*4*3=24 Take the LCM of 8 and 6 to get 24...
Saturday, February 12, 2011 at 11:35pm by MathMate
Please Please help!! Math - LCM
To find the next occurrence of extreme famine, we need to find the least common multiple (LCM) of the two recurrence intervals of 13 and 17. LCM has the property that if the numbers are both prime, LCM is the product of the two numbers. Since 13 and 17 are both prime, the LCM ...
Thursday, March 1, 2012 at 8:03am by MathMate
What is the LCM of 8, 11, 36, 80?
Tuesday, June 26, 2012 at 11:13pm by Emma
8 = 2^3 11 = 11 36 = 2^2 * 3^2 80 = 2^4 * 5 LCM is the product of all the highest powers of the primes listed. It is thus 2^4 * 3^2 * 5 * 11 = 7920
Tuesday, June 26, 2012 at 11:13pm by Steve
find the LCM
Lcm of 2b, 6c
Friday, January 11, 2013 at 6:27am by Anonymous
ok here is a list of 2 numbers Each and I had to find the LCM of... also the answers... 1.5\10=10 2.8\7=64 3.9\12=36 4.6\8=24 5.3\21=21 6.5\9=45
Thursday, September 26, 2013 at 6:12pm by mia