graciela

Most popular questions and responses by graciela
  1. math

    two cars leave town at the same time. one travels west at 56 mph, and the other travels south at 42 mph. after one hour, how far apart are the cars?

    asked on August 18, 2010
  2. math

    a driver drove 50 miles in 50 minutes. how many miles per hour was he driving?

    asked on August 18, 2010
  3. chemistry121

    What mass of silver chloride can be produced from 1.25 L of a 0.264 M solution of silver nitrate?

    asked on October 19, 2011
  4. chemistry121

    What mass of silver chloride can be produced from 1.25 L of a 0.264 M solution of silver nitrate?

    asked on October 19, 2011
  5. Statistics

    True or False 1. Chi square tests of independence and homogeneity are both usually right-tailed tests. 2. A chi square goodness-of-fit test is appropriate for determining whether a random number generator is truly random.

    asked on March 7, 2011
  6. math

    a driver drove 50 miles in 50 minutes. how many miles per hour was he driving?

    asked on August 18, 2010
  7. math

    8(x+2)-4x +7 I need help! multiply the parenthsis 8x + 16-4x +7 then combine the x terms, and combine the number terms. the answer to this problem is 4x+23

    asked on November 1, 2006
  8. math ( help)

    Gli bought 9 cds.some of them cost $12.75, and the rest cost $11.95. the total was $112.35. how many did he buy at each price? Let E be the expensive, and C the cheaper. E+C=9 E(12.75) + C (11.95)=112.35 the answer to your math problem is 6 cds for 12.75

    asked on November 1, 2006
  9. math

    on the illinois state tax form, numbers are to be rounded to the nearest dollar. if heather earned $8265.53 at her part-time job, what number would she enter on the form for earmings?

    asked on August 18, 2010
  10. geometry

    how many inches long is the radius of the largest circle that can fit inside a rectangle 18 inches long and 12 inches wide? An 84-cm wire is cut into three pieces. the second piece is 4 cm longer than the first piece and the third piece is twice as long as

    asked on August 18, 2010
  11. Writing

    How so i find out the difference between a quality adj. and a strong verb? i need help quick cause my dad and mom are doing something they said by the time the get back i should be done. PLEASE HELP!!! QUICK!!!

    asked on October 22, 2015
  12. Statistics

    A fair 20-sided die is rolled 60 times, and the value of chi-square is computed using expected counts of 3 for each face. If this process is repeated many times, the shape of the distribution of the values of chi-square should be... A uniform B bimodal C

    asked on March 6, 2011
  13. geometry

    how many inches long is the radius of the largest circle that can fit inside a rectangle 18 inches long and 12 inches wide?

    asked on August 18, 2010
  14. Math

    7/8 - 5/6 =

    asked on January 31, 2017
  15. chemistry

    what is the formula of a pumpkin?

    asked on September 19, 2011
  16. Stats (Chi-Square)

    Suppose you have a chi-squars GOF test to test null hypothesis that the age distribution of drivers stopped in 2003 for traffic violations is the same as the age distr. in 2002. You compute chi-square= 14.7. At the 5% significance level, what is an

    asked on March 3, 2011
  17. math

    21% of 82

    asked on January 5, 2011
  18. geometry

    find the difference between the volume of the cylinder 3-in radius, long 7 and the volume of the rectangular long 8-in wide 5-in and 4-in.round your answer to the nearest cubic inch.

    asked on August 18, 2010
  19. geometry

    find the height of the 32-inch tv screen shown below. round your answer to the nearent tenth of an inch.

    asked on August 18, 2010
  20. math

    together two computers cost $2700 per year to rent. if one costs twice as much as the other, what is the monthly cost of the most expensive one?

    asked on August 18, 2010
  21. AP Math

    What pattern do you see in the set of numbers 2,7,12,20

    asked on April 29, 2010
  22. 1301 Education

    The meaning of 3 S to a T

    asked on December 2, 2008
  23. news homework

    (Help!) In want wed should i go to . to find the news? Graciela, are you looking for a News Website? If so, here are a couple: www.msnbc.msn.com/ www.usnews.com/ GuruBlue," Thank you so much!" thanks a lot!!!!!!!!!

    asked on October 29, 2006
  1. MATH

    Your welcome.

    posted on October 22, 2015
  2. MATH

    make three fourths a fraction 3/4 then multiply it by 500 so 3/4 of 500 which is 375 seats

    posted on October 22, 2015
  3. Math/Probability/Statistics

    hmmm

    posted on October 22, 2015
  4. Writing

    This really helps

    posted on October 22, 2015
  5. Writing

    you're the best teacher ever in the world! thank you for being very kind

    posted on October 22, 2015
  6. Writing

    THANK YOU! YOU'RE THE BEST THX YOU SO SO SO MUCH!!

    posted on October 22, 2015
  7. Chemistry

    Is the mass of the lead 3.4 x 10^(-22) or literally 3.4 x 10 - 22 or just 22g? The problem has given you volume and density. D = mass/ volume You're trying to find mass, so your equation's going to be m= dv m= 15. 82 g Divide this by whatever your mass

    posted on March 7, 2011
  8. math

    It really just depends. It could be a lot of differen things: 4/2, 6/3, 8/4, e.t.c It just depends on what you want to make it compatible with. For example, say you had 2 + (7/8). You would need to put that 2 into a fraction with a denominator of 8. You

    posted on March 3, 2011
  9. math

    You can set up an equation: 30%= .3, so you'll have .3x= 120 (where x is the number whose 30% is 120) x= 120/.3 x= 400 You can check by multiply .3 x 400= 120 So 30% of 400 is 120

    posted on March 3, 2011
  10. Math

    input: +3 Output -60

    posted on April 29, 2010
  11. word study

    shout is to mouth ou sound

    posted on April 29, 2010
  12. Lifeskills

    What is the the salary for this job? What are the requirements? How much schooling do you need or training? How dangerous is this job? What types of equipment is needed to be successful in this job?

    posted on April 29, 2010