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Katy
Questions and answers by visitors named
Katy
, page 2
Questions (265)
A chair lift is to be built from the bottom of the mountain (point B) to the top (point T). A surveyor found the following
1 answer
1,061 views
A UFO is first sighted at point A due east from an observer at an angle of 14 degrees from the ground. And at an altitude of 223
1 answer
412 views
A car travels West for 79 miles before turning at an angle of 22° North of East. The car continues on this path for 63 miles
1 answer
1,169 views
4x-3y=33
x=-4y-25 Please help me solve this system of equation and show your work thanks.
1 answer
429 views
4x-3y=33
x=-4y-25 Please help me solve this system of equation and show your work thanks.
1 answer
476 views
What is each product or quotient in simplest form?
a) √3(4√3) b)√x^3/3√x^2 c)√7(3√7)
1 answer
467 views
The relative humidity is 55% on a day when the temperature is 30.0°C. Using the graph below, determine the number of moles of
2 answers
573 views
Solve the system of equations by substitution. Your answer should be given as an ordered pair like this (x, y). Round your
2 answers
1,262 views
A movie theater manager wants to know how many adults and how many children pay admission to a particular movie. The theater
4 answers
1,559 views
Josh and Racquel sold cookies and brownies at the math club bake sale. The cookies cost $0.47 each, and the brownies cost $0.60
2 answers
822 views
100 ml of 0.2 M ammonium sulfate are reacted with 300 ml of 0.1M cadmium chloride . a yellow precipitate is formed. what is the
4 answers
385 views
how do u find period, all angles and name 8 angles for these????????
1)cosxcos2x+sinxsin2x=sqrt(2)/2 2)5cosxsinx+2cosx=0
1 answer
425 views
Tanisha is saving money to visit her cousin who lives in Mexico City. The table shows her the number of months since she started
1 answer
480 views
Assuming a,b,c and d are positive constants use algebra to find lim (ax^+b)/(cx+d)
x-->infinity
3 answers
380 views
An 8 meters bamboo pole is leaning against a coconut tree. The foot of the pole is 3 meters from the base of the tree. What
4 answers
1,644 views
Three men and three women are waiting to be interviewed for jobs. If they are all selected in random order find the probability
1 answer
467 views
Three men and three women are waiting to be interviewed for jobs. If they are all selected in random order find the probability
5 answers
5,932 views
1)Activities such as cooing, thumb sucking, eating bring satisfaction.
2)Child response to some parental demands for such as
3 answers
501 views
R(x)= sqr5/x^6
R'(x)
1 answer
245 views
The College Board, which are administered each year to many thousands of high school students, are scored so as to yield a mean
3 answers
1,841 views
Discuss the causes of social change.
2 answers
946 views
Discuss the relationship among gender, ethnicity, and social class. How do sociologists see the connections and stratification
1 answer
471 views
1)A runner's finishing time translated into a z-score of z=2.6
Explain in words whether the runner performed excellently or
1 answer
349 views
What are the original color of these agar plates?
Eosine Methylene Blue Mannitol Salt Agar Phenylethyl Alcohol Agar Mueller
1 answer
399 views
Calculate the # of phage present in the original sample. Report the dilution factor used and show calculation.
171*1000=171000
1 answer
392 views
In what case is a control group receiving a placebo treatment not useful? what is the useful treatment for the control group?
1 answer
392 views
A linear model can be used to describe the relationship between fuel economy(mpg) and horsepower (hp) for certain automobile
1 answer
374 views
Assume that 60% of community college students are female.
1) if we pick 100 students at random justify why we can or cannot model
1 answer
396 views
1) why is it important from a clinical standpoint to perform a B-lactamase test? Explain!
2) if the B-lactamase test was
1 answer
505 views
When rethinking a problem why do people do a social comparison?
What school of thought did client centered therapy come from?
3 answers
410 views
A cube polymer matrix is subjected to elastic deformation in compression by 10 N applied force. The cube is deformed by 20% of
1 answer
784 views
Water flows into a cylindrical tank through pipe 1 at a rate of 25 ft/s and leaves through pipe 2 at 10 ft/s and through pipe 3
4 answers
2,124 views
A tennis ball is struck and departs from the racket horizontally with a speed of 29.1 m/s. The ball hits the court at a
4 answers
1,395 views
A rocket is fired at a speed of 96.0 m/s from ground level, at an angle of 35.0 ° above the horizontal. The rocket is fired
3 answers
585 views
A tourist being chased by an angry bear is running in a straight line toward his car at a speed of 5.25 m/s. The car is a
1 answer
450 views
A pellet gun is fired straight downward from the edge of a cliff that is 13.4 m above the ground. The pellet strikes the ground
3 answers
1,200 views
A police car is traveling at a velocity of 19.0 m/s due north, when a car zooms by at a constant velocity of 49.0 m/s due north.
2 answers
543 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
1 answer
763 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
1 answer
644 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
2 answers
523 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
1 answer
512 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
1 answer
670 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
1 answer
495 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
1 answer
738 views
Oil (sp. gr.= 0.8) flows smoothly through the circular reducing section shown at 3 ft^3/s. If the entering and leaving velocity
1 answer
818 views
The following remarks were heard in a French restaurant. Complete them with the appropriate definite, indefinite, or partitive
3 answers
568 views
1. A description of life in 17th century England according to a member of the roundheads.
2. The roundheads views on civil
4 answers
371 views
An oil prospector will drill a succession of holes in a given area to find a productive well. The probability that he is
5 answers
5,157 views
Assume 10% of the engines manufactured on an assembly line are defective. If engines are randomly selected one at a time and
2 answers
656 views
Assume 10% of the engines manufactured on an assembly line are defective. If engines are randomly selected one at a time and
4 answers
3,865 views
We watched the Les Miserables movie and were asked to answer a few questions afterwards.I am just unsure if my answers are
5 answers
427 views
A sample of bromine containing isotopes bromine-79 and bromine-81 was analyses in a mass spectrometer.
How many peaks
2 answers
544 views
Random Variables X and Y follow a joint distribution:
f(x,y)=(6-x-y)/8 if 0<x<2, 2<y<4 and 0, else Find P(1<Y<3|X=1) I first got
1 answer
470 views
Random Variables X and Y follow a joint distribution:
f(x,y)=(6-x-y)/8 if 0<x<2, 2<y<4 and 0, else Find P(1<Y<3|X=1) I first got
1 answer
421 views
Random Variables X and Y follow a joint distribution:
f(x,y)=(6-x-y)/8 if 0<x<2, 2<y<4 and 0, else Find P(1<Y<3|X=1) I first got
2 answers
541 views
For socials, we have to do a project on an invention during the industrial revolution time period. I chose the Airplane and I
3 answers
697 views
(respost) I chose the Airplane and I know that it was invented by the Wright brothers etc. But what I don't know what to write a
5 answers
624 views
I am so sorry about posting again but I still don't understand the social impact the airplane made at the time when it was
3 answers
365 views
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a
1 answer
867 views
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a
2 answers
569 views
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a
2 answers
662 views
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a
2 answers
590 views
The proportion of adults living in a small town who are college graduates is estimated to be p = 0.6. To test this hypothesis, a
4 answers
3,350 views
Sally bakes two cakes, a square and a circle. The length of the side of the square cake is 8 inches. Find the area and the
4 answers
498 views
Why does your body go into shock when you jump in cold water
1 answer
302 views
The length of a rectangle is 3b + 2 and the width is 9b + 6. What is the ratio of its length to its width?
2 answers
539 views
I don't understand how to work this problem out:
Find x-component of vector a ⃗ = (7.0m/s 2 , - y-direction) Please help
1 answer
432 views
Flask A contains 100 milliliters of a solution with a pH of 5. After you add 100 milliliters of a solution from Flask B, the pH
4 answers
2,767 views
The Mongols have a terrible reputation in history as pillagers who destroyed all that met their path. How does this depiction of
2 answers
490 views
ARE THE FOLLOWING EQUATIONS INVERSES?
y=x^4-7 and y=∜ x+7
1 answer
360 views
Estimate 12 1/2% of 57
1 answer
327 views
The speed of sound in air at sea level at 32 degrees Fahrenheit is 1088 ft/s. If that represents only 22.04% of the speed of
3 answers
829 views
A car traveling 85km/h slows down at a constant 0.52m/s2 just by "letting up on the gas." Calculate the distance the car coasts
4 answers
1,368 views
1.why were American Indians asked to moved?
2. Did the u.s government have the right to ask American Indians to move? 3.what were
11 answers
602 views
How could a poll tax or a literacy test has been used to prevent someone from voting?
The Civil war Amendments Before. After
20 answers
1,162 views
How would you make 1L of a buffer of pH=11 starting with 15g of base, C5H11N:. At you disposal are 1M HCl and 1M NaOH, pH meter,
1 answer
443 views
How do you know if a word problem question is asking for simple interest or compound interest?
P.s. I already know the formula
5 answers
821 views
Monica had a saving a account which paid her an interest rate of 4%. After she had this account for 12 years, she had received
22 answers
866 views
Hi! I need help with this question. Thanks!
Directions: To solve these problems, you need to find the inverses of these 2x2
1 answer
392 views
A protostar has a high enough___to become a star.
A. volume B. mass C. temperature D. brightness Is the answer B? Thanks in
7 answers
776 views
Which of the following statements is true?
A. There is more water on Earth now than there was millions of years ago. B. There is
18 answers
3,381 views
Consider a general reaction where a ligand L and a metal ion Mn+ form a complex with m number of ligands (L) coordinated to each
1 answer
635 views
Any help is greatly appreciated
5mL of a solution A (unknown concentration) was transferred into sic 25mL volumetric flask. The
7 answers
794 views
5mL of a solution A (unknown concentration) was transferred into sic 25mL volumetric flask. The following volumes of a standard
5 answers
681 views
According to double-entry accounting, which of the following is a correct statement regarding transactions?
1 answer
418 views
Can someone help me out with this! Thank you in advance :)
Frank’s Fruit Stand sells fresh fruit as well as fruit dipped in
3 answers
553 views
Aggregate demand management policies are designed most directly to?
1 answer
459 views
Can someone please help me. I am not sure to work the following matrices.
If A^4 = -3 4 -4 5 and A^5= 4 -5 5 -6 What is A? Can
1 answer
329 views
Julia spent 1/3 of her money. Then she lost 1/2 of the rest. She now has $10 left. How much did she get for her birthday?
4 answers
592 views
Sara and Jenny can both do flips in the air. The ratio of the number of flips Sara can do to the number of flips Jenny can do is
10 answers
3,029 views
How has Aztec culture survived in Mexico?
The Mexican military uses Aztec fighting tactics. Mexico still uses the Aztec calendar.
5 answers
937 views
What is likely a major of weakness of empires?
They lack recourses. They conduct far-flung trade. They make enemies. This one
4 answers
340 views
Is this statement true? Give an example to support your answer. "If two numbers are divisible by another number then their
2 answers
580 views
mike can drive his car 33 miles with one gallon of gas does he need to drive 15000 miles?
2 answers
491 views
The temperature T(t) varies sinusoidally on a certain day in December. The minimum temperature is 35 degrees Fahrenheit at
6 answers
2,561 views
A department store is offering a coupon for 26% off for any purchases over $100.
How much would you spend for a $100 purchase?
3 answers
913 views
Let f(x)= -3x+4 and g(x)= -x^2 +4x+1. Find and simplify
f(-3)
1 answer
421 views
How do I figure out the upper and lower bounds for a riemann sum?
This question I'm working on tells me to assume: Δx=2π/n and
1 answer
414 views
Show that if f(x) is continuous and u(x) and v(x) are differentiable functions, then:
d/dx ∫_v(x)^u(x)
1 answer
391 views
Calculate the ZnCO3 in a buffer solution with a pH of 9.83
1 answer
488 views
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