Gianna

Newest questions posted by Gianna
  1. Math

    Find the value(s) of x for which the equation is true. log(x + 20) = log(x) + log(20) Solve the logarithmic equation for x. (Enter your answers as a comma-separated list. Round your answer to four decimal places.) ln(x − 2) + ln(x + 3) = 1
  2. Science

    A runner compels one lap around a 300-m oval track, returning to her staring position. What distance does she cover, and what was her displacement? Explain.
  3. Math

    Tia ran 2 and 7/8 miles. George ran 1 and 1/10 miles.About how many more miles did tia run than George? Place a star on the number line to show your estimate
  4. Math

    The box-and-whisker plot below shows the numbers of text messages received in one day by students in the seventh and eighth grades at Lincoln Middle School. Two box and whisker plots are shown above a number line. The number line is scaled from 2 to 38 by
  5. Math

    What fraction is equivalent to 6/8?
  6. math

    Mike says that 3/3 of his fraction model is shaded blue. Ryan says that 6/6 of the same model is shaded blue. Are the two fractions equivalent? If so, what is another equalivant fraction?
  7. Math

    Kylee bought a pack of 12 cookies. One-third of the cookies are peanut butter. How many of the cookies in the pack are peanut butter?
  8. Math

    When 1 million times 2 million divides 8 millio when 1,000,000×2,000,000 divided 8 million=???
  9. statistics

    The Phillies were accused of cheating their beer customers by not putting enough beer in their 12 oz cups. When 15 cups were selected at random, they were found to have a mean of 11.7 ounces with a standard deviation of 0.5 ounces. At the .01 significance
  10. statistics

    A USU Today survey found that of the gun owners surveyed 275 favor stricter gun laws. The survey Involved 500 gun owners. Test the claim that a majority (more than 50%) of gun owners favor stricter gun laws. Use a .05 significance level.
  11. Math

    Marcus wants to put a 6 1/2 foot bookcase against a 12 1/4 foot long wall. If he centers the bookcase, how far will it be from each end of the wall?
  12. Algebra

    Last year, Deon had $10,000 to invest. He invested some of it in an account that paid 6%simple interest per year, and he invested the rest in an account that paid 9% simple interest per year. After one year, he received a total of $810 in interest. How
  13. civics

    which of the following state capitals borders the east coast
  14. Geography

    About how far is southern tip of South America from the Equator?
  15. math

    Marcus has 4 ties and 5 shirts and 3 pair of pants. How many outfits can he make?
  16. math

    if a room measures 12 by 15 feet how many l square ft. tiles would I need to cover the floor.
  17. math

    if a room is 14ft by 12ft how many 1sq. ft. tiles do I need to cover my floor?
  18. math

    if a room is 12ft by 14ft how many square tiles do I need to cover the floor?
  19. Chemistry

    When 20.1 g Sb2S3 reacts with an excess of Fe, 9.84 g Sb is produced. What is the percent yield of this reaction? My work so far... converted 20.1g of Sb2S3 to moles 20.1/149.8=.134 .134Sb2S3*2moles Sb/1 mole Sb2S3=.268*121.7=32.6 of Sb
  20. Science check answer quick!

    I really do not understand Number 7 Which of these does Newton's law of universal gravitation imply? (Points : 1) The force of gravity between two objects is inversely proportional to the product of the two masses.
  21. Check my answers 6 ?s- Physics

    What is a free body diagram? (Points : 1) a drawing of an object in free fall a diagram showing all the forces acting on an object but not its surroundings
  22. Physics

    Please help quickly his handbag exerts a force of 10 N on the hook. Which of the following values is a possible tension for each side of the cloth loop on the handbag? Each side of the loop exerts a vertical force only, not a horizontal force, on the rest
  23. Physics

    What is an equilibrant? (Points : 1) an object that has zero net force acting on it two chemical reactions proceeding at the same rate in opposite directions a force that makes the net force on an object zero a force in the same direction as the net force
  24. Physics

    I'm not sure if I am right on these questions please help When should you express a vector along the x-axis as a negative vector? (Points : 1) when its magnitude is less than 1 when the arrow representing the vector would point toward negative x
  25. Physics

    Suppose the observed motion of a moving airplane, illustrated by a distance vs. time graph, is nearly a straight line with zero distance traveled at zero time. State what this shows about the relationship between distance and time, name the type of
  26. Science

    Your thermodynamics calculation involves mass and a change in temperature. What SI base units would you use?
  27. Science

    If you divide force (kg* m/s2) by acceleration (m/s2), what units do you get? kg*m2/s4 kg 1/kg m/s
  28. Science

    Really confused on this question. A microbiologist measures the speed of a swimming bacterium. The bacterium covers a distance of 2.16 microns in 5.0 seconds. The biologist wished to compare the speed of the bacteria with other animals, but the speeds of
  29. Math-Trigonometry

    12) Two jeeps in the desert leave their starting points at noon. The first travels a course of 345º and averages 23 mph. The second travels a course of 45º and averages 20 mph. How far apart are the two jeeps at 10 PM? What is the bearing from the first
  30. Math-Trig

    A ball is tossed up in the air at an angle of 70 degrees with the horizontal and with an initial velocity of 36 ft/sec. What is the position of the ball 1 second after it is released? When will the ball hit the ground? What is the maximum height the ball
  31. Pre-Algebra

    To make a batch of cookies you need 3.25 cups of sugar, if you start off with 16.5 cups of sugar, how many batches of cookies can you make?
  32. algebra

    Abigail's car uses 3 2/3 gallons of gas every hour on a long distance trip. How many gallons does the car use in 8 1/2 hours?
  33. Math

    Hello, For math I have to make a graph of two linear relations. One has to be the operating costs of a zoo or amusement park and the other cost of admission for me and my family. Using both linear relations I then have to find another relation that would
  34. world history

    compare Byzantine society to rome
  35. Algebra 2

    The sequence a is defined recursively by: a_1 = 6, and a_(i+1) = a_i + 8 for all i >= 1. Then a_5 = Choose one answer. a. 38 b. 22 c. 30 d. 46 I chose a. Is that right?
  36. math

    Bob has 18 model cars and ships. He has 8 more cars than ships. How many cars does he have?
  37. Geometry

    Write an equation for the line containing the given points. (2,3) and (4, -4) How would I do this? I understand that first, you find the slope, but how do you find the y intercept? Thank you. :)
  38. chemistry COMPOUNDS?

    A compound contains 60.0 grams carbon and 12.0 grams hydrogen 1) what is the percent of carbon in compound? 2) what is the percent of hydrogen in the compound?
  39. Religion

    Who is the bishop now ?