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if you have 15 coins in a bag and their total amount is $2.70 how many quarters and dimes are in the bag? Use substitution to
1. 1 answer
2. 796 views
Suppose that the concentration of H+ in solution #1 is 10,000 times greater than the solution #2. What can you conclude about
1. 2 answers
2. 752 views
Given the following sets, select the statement below that is true.A = {r, i, s, k, e, d}, B = {r, i, s, e}, C = {s, i, r}
1. 1 answer
2. 605 views
I posted this below but had no response. I would appreciate help with details please.How do I find the indefinite integral of
1. 2 answers
2. 451 views
How do I find the indefinite integral of h(u)=sin^2(1/5u) this is one fifth u. Does it involve double angle formulas? Thanks.
1. 0 answers
2. 928 views
Internet has become a very popular research tool for patients to research different health care conditions and possible
1. 1 answer
2. 535 views
how are resources brought up from the earth's surface?
1. 0 answers
2. 358 views
A bird sits on a pole and watches waves. The wave crests are 1.0 meter apart. If one wave crest passes the pole each second,
1. 2 answers
2. 1,566 views
What is the approximate measure of sqt
1. 1 answer
2. 346 views
the loan is$ 50,000 at 9%for 7 years ? what is the first payment and the unpaid balance after the first year
1. 2 answers
2. 430 views
What scale of measurement is used when the data is divided into ranges and in which the distance bet.ween the intervals is
1. 1 answer
2. 519 views
if you consider the call of the wild to be an allegory which one of the following statements would be true
1. 1 answer
2. 508 views
A 1.75-kg block is at rest on a ramp of height h. When the block is released, it slides without friction tothe bottom of the
1. 0 answers
2. 1,310 views
Simplify: (negative 7 minus negative 7)-(negative 7 minus 7squared).
1. 1 answer
2. 398 views
Given triangle XYZ with verticesX(-2,0),Y(6,0), and Z(4,8), find the number of square units in its area.
1. 1 answer
2. 718 views
Sally works at a grocery store. In one week she earned $390 for working 47 hours, of which 7 hours were overtime. The next week
1. 1 answer
2. 567 views
write 3 different ones numbers you could add to 15 where you need to regroup to find the sum. Need help ASAP. Thanks
1. 2 answers
2. 619 views
write 3 different ones numbers you could add to 15 where you need to regroup to find the sum
1. 1 answer
2. 422 views
write 3 different ones numbers you could add to 15 without needing to regroup
1. 2 answers
2. 864 views
who gained control of trading between asia and europe
1. 1 answer
2. 480 views
it says that at an output of 100, the firm uses three units of capital (K) and 7 units of labor (L). In 1 capital is $100 per
1. 0 answers
2. 469 views
what fraction of 45 is 9?
1. 1 answer
2. 647 views
what percent of 5000 is 8.5
1. 2 answers
2. 357 views
According to Erikson, it is _________ that prepare a child to live effectively within a particular culture.
1. 2 answers
2. 486 views
If m+3n =20 and p =7, then 4m+12n +3p=
1. 1 answer
2. 319 views
how do fossils provide evidence of evolution. how are scientists able to determine the age of fossils.
1. 0 answers
2. 517 views
what role do histone proteins play in packaging DNA within nuclei.
1. 1 answer
2. 483 views
there are 6 hues called ____ hues what are they and how are they made?
1. 1 answer
2. 386 views
there are people walking their dogs at a park. There are 30 heads and 68 feet at the park. Write out the algebraic equations for
1. 1 answer
2. 518 views
What are some red flags that indicate you should avoid a particular source?
1. 3 answers
2. 460 views
one airplane travels due north at 300 km/h while another travels due south at 300km/h. select the false statement.
1. 0 answers
2. 479 views
The majority of the world’s diamonds comes from Country A and Country B. Suppose that the marginal cost of mining a diamond is
1. 1 answer
2. 647 views
In order to maximize profits or minimize losses, a competitive firm will produce at the point where MC = MR. Do you agree or
1. 0 answers
2. 756 views
What would be the reaction of a reader if the topic sentence in an essay did not coincide with the supporting points
1. 1 answer
2. 504 views
Explain how Demand, Elasticity, and Total Revenue are all related to each other. Explain this relationship using at least two
1. 0 answers
2. 619 views
A 17 kg block is dragged over a rough, hor-izontal surface by a constant force of 170 N acting at an angle of angle 32.1◦
1. 1 answer
2. 936 views
write the sum. show the make-a-ten fact you used.9 + 7 = ______________ 10 +____________=_______________
1. 4 answers
2. 564 views
It is greater tha 7 tnes and less than 8 tens. The number has 4 ones. Write the number word.
1. 2 answers
2. 239 views
train A leaves a station at 1:15 PM,traveling 60 mph.Train B leaves the same station, in the same direction as train A,15
1. 2 answers
2. 935 views
The problem has gotten so bad that doctores are prescribing exercise during yearly checkups.
1. 2 answers
2. 357 views
If the U.S. were to have another constitutional convention, would we keep a federal system or change it? why or why not?
1. 0 answers
2. 392 views
how would a citizen whoose income is in the top one percent talk about scarcity and trade offs?
1. 0 answers
2. 390 views
The cost function for an enterprise has the following form:TC = 10L + 20K The production function has the form: 4 ln L + 10 K
1. 0 answers
2. 544 views
transactions1.bought machinery for cash rs.50,000 2.payment made to XYZ store rs.10,000by cheque 3.Purchased office furniture on
1. 0 answers
2. 467 views
My problem is easy, but i need help.My problem is Q=3K^.35 L^.87 EL=? Ek=? CRS=? CRS is 1.22> 1 I know, but not the rest than
1. 0 answers
2. 351 views
domain of f: any real numberdomain of g: any real number except x is not equal to zero domain of fog: any real number except x
1. 0 answers
2. 477 views
thanks reiny for the helpbut can u tell me the domain of f g and fog in binary form? thanks
1. 1 answer
2. 305 views
Solve the two sided inequality and show the solution on real line7 < 1-2x ≤ 10 Given two functions as: f(x) = x2-x-1 and g(x)
1. 2 answers
2. 1,303 views
Simplify, then apply the rules of limit to evaluatelim x3-5x2+6x/x2-9 x->3
1. 2 answers
2. 422 views
Given two functions as:f(x) = x2-x-1 and g(x) = 3/x Find fog(x) also find the domain of f, g and fog
1. 2 answers
2. 485 views
Solve the two sided inequality and show the solution on real line7 < 1-2x ≤ 10
1. 1 answer
2. 504 views
Solve the two sided inequality and show the solution on real line7 < 1-2x ≤ 10 Given two functions as: f(x) = and g(x) = Find
1. 1 answer
2. 699 views
A compact disk, which has a diameter of 12.0 cm, speeds up uniformly from zero to 2.50 rev/s in 2.10 s. What is the tangential
1. 0 answers
2. 844 views
What is the wavelength of a photon with an energy of 6.35 10-19 J? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
1. 1 answer
2. 1,186 views
What is the energy of a photon with a wavelength of 4.55 10-6 m? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
1. 1 answer
2. 1,045 views
What is the frequency of a photon with a wavelength of 5.60 10-7 m? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
1. 1 answer
2. 615 views
What is the frequency of a photon with an energy of 7.40 10-18 J? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
1. 1 answer
2. 603 views
What is the energy of a photon with a wavelength of 8.45 102 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
1. 2 answers
2. 728 views
What is the energy of a photon with a wavelength of 1.45 103 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
1. 1 answer
2. 523 views
What is the frequency of a photon with a wavelength of 2.50 102 nm? (The speed of light in a vacuum is 2.998 108 m/s. Planck's
1. 1 answer
2. 481 views
During the job analysis process, the primary purpoe of haveing workers review and modify data collected about their current
1. 2 answers
2. 506 views
questions reads as follows:sat scores around the nation tends to have a mean score around 500, a standard deviation of 100
1. 1 answer
2. 941 views
sat scores around the nation tend to have a mean score of about 500, a standard deviation of 100 points and are approximately
1. 1 answer
2. 907 views
qualitative, quantitative, and outcomes research? under which circumstances is each type of research is most appropriate? give
1. 0 answers
2. 487 views
a math test has a mean of 43 and a standard deviation 0f 17.0. find the corresponding z scores for. show all work.I. a test
1. 4 answers
2. 583 views
rank the following in increasing order and find the position and value of the 91st percentile show all work.4,,5,4,9,9,1,0,7,4,8
1. 0 answers
2. 819 views
starting with the values 70 and 100, add 3 data values to the sample so that the mean is 76. the median is 82 and the mode is
1. 4 answers
2. 592 views
the following data lists the average monthly snowfall for jan 15 cities around us:34 9 28 24 0 46 34 20 1 38 5 16 32 26 25 find
1. 1 answer
2. 1,106 views
rank the following data in increasing order and find the position and value of the 94,51st percentile. show all work.4,5,4,9,9,1
1. 0 answers
2. 484 views
I.use the chebyshev's theorem to find out what percentage of the values will fall between 201 and 257 for a data set with a mean
1. 1 answer
2. 922 views
a math test has a mean of 43 and a standard deviation of 17.0. find the corresponding z scores for a test score of 13 and a test
1. 1 answer
2. 542 views
find the gcf and lcm of 315 and 882.
1. 1 answer
2. 511 views
find the gcf and lcm of 315 and 882.
1. 0 answers
2. 361 views
how many cm are in 2.5m ?
1. 2 answers
2. 262 views
The Mayan Empire, which ruled Central America for centuries, had two calendars. One calendar was the sameas ours, 365 days long
1. 0 answers
2. 596 views
when dealing with corresponding proportional sides how do you figure out the following:a rectangle with 6.5m on side and 3.7m on
1. 1 answer
2. 362 views
Methane reacts with water to form CO and H2 as follows CH4 (g) + H2O (g) >< CO (g) + 3 H2 (g) The value of Kp at 298 K for the
1. 1 answer
2. 616 views
If 4.50 g of (NH4)2SO4 is dissolved in enough water to form 250. mL of solution, what is the molarity of the solution?
1. 2 answers
2. 1,039 views
True or False.As a result of the war, the South's economy boomed, while the economy of the North slumped.
1. 3 answers
2. 1,682 views
what is science
1. 4 answers
2. 407 views
After falling from rest from a height of 34 m, a 0.47 kg ball rebounds upward, reaching a height of 24 m. If the contact between
1. 0 answers
2. 460 views
which number is closer to zero, -4/5 or 5/4 please explain
1. 5 answers
2. 1,787 views
how do you figure out what x is?5x+1=2x+7
1. 1 answer
2. 320 views
the # of protons in an atom of sodium-23 is
1. 2 answers
2. 429 views
How many moles of water form when 40.0 ml of .800 M HNO3 solution is completely neutralized by NaOH?
1. 0 answers
2. 400 views
Which economic system works best when there is a crisis of epic proportion?
1. 0 answers
2. 1,004 views
a 36 year of woman has a disease that affects the levels of acetychlorine in her synapses and neuromuscular junctions. what is a
1. 1 answer
2. 743 views
• Create a SWOTT table summarizing your findings. Your environmental analysis should take into account, at a minimum, the
1. 2 answers
2. 441 views
I need to convert one gallon an hour to ounces per second
1. 2 answers
2. 1,184 views
All living things respond in certain ways to ______ in their environment.A.. Changes B.. Respond C.. React
1. 4 answers
2. 593 views
All living things respond in certain ways to _____ in their environment.
1. 3 answers
2. 662 views
solve for variable hs equals 2 pie rh +2 pie r squared
1. 1 answer
2. 449 views
Carlos Martin received a statement from his bank showing a balance of $56.75 as of March 15th. His checkbook shows a balance of
1. 3 answers
2. 1,968 views
how many sponsorers can you have for confirmation?
1. 0 answers
2. 284 views
eveluate the exponential equation fro three positive values of x, three negative values of x, and at x=0
1. 1 answer
2. 419 views
Design complex program algorithms using the three basic control structures.Currency Conversion Design Appendix h
1. 2 answers
2. 640 views
what is the present value of $1,000 paid at the end of the next 100 years if the interest rate is 7% per year?
1. 2 answers
2. 652 views
Mooers law states that the
1. 1 answer
2. 1,021 views
a 20 g ball of clay traveling east at 2.0 m/s collides with a 30 g ball of clay traveling 30m degrees south of west at 1.0 m/s.
1. 3 answers
2. 3,277 views
how can i revise this sentence to remove all fragment? There are two reasons why. I like baseball. It is fun. And for the good
1. 2 answers
2. 525 views

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