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Olivia

Questions (353)

You use the line of best fit for a set of data to make a prediction about an unk on value. The correlation coefficient for your
1. 1 answer
2. 4,901 views
Blueprint paper can be made by soaking paper in a brown solution of Fe(CN)6^3- and iron (III) ammonium citrate. Wherever the
1. 2 answers
2. 3,488 views
A pelican flying drops a fish from a height of 10.1m. The fish travels 8.5m horizontally before hitting the ground. What was the
1. 1 answer
2. 654 views
The average height and weight of women varies around the world, but in the United Statesin 2010, the average adult female height
1. 1 answer
2. 964 views
Kelly’s utility function is given by U = 5X + 2Y, where MUX = 5 and MUY = 2I know MRSxy would be 2.5 What is MRSXY when X = 1
1. 0 answers
2. 1,004 views
Please suggest corrections to this code: why isn't the loop continuing ANY help is appreciated!#include <iostream> #include
1. 1 answer
2. 507 views
Let Y = the number of hours a student studies for the midterm.From previous semesters we know that Y ∼ N(6, 1.5). What is the
1. 0 answers
2. 500 views
There were 30 boys and 25 girls in a gym. What is the ratio of boys to girls in the gym?
1. 1 answer
2. 409 views
If the instantaneous rate of change of f(x) at (2,-4) is 5, write the equation of the line tangent to the graph of f(x) at x=2.
1. 2 answers
2. 2,497 views
How do you find the original function given a point (a,b) and the equation of the line tangent to the graph of f(x) at (a,b).For
1. 2 answers
2. 544 views
How do you find the original function given the equation of a tangent line and two points?
1. 1 answer
2. 2,257 views
A homeowner wants to enclose a rectangular piece of land beside a river. He must put a fence on 3 sides of the field (the river
1. 1 answer
2. 719 views
Triangle LMN is similar to Triangle XYZThe scale factor of triangle LMN to Triangle XYZ is 2:5 what is the length of the zx
1. 1 answer
2. 1,666 views
What do you suppose McPhee means by “the influence of Ernest Hemingway evidently extended to the Pentagon”?This is the
1. 1 answer
2. 773 views
(SAT Prep) The perimeter of pentagon ABCDE is 30 in, AB = 7 in, BC = CD = 6 in, DE = 5 in. How many sides of the pentagon have
1. 9 answers
2. 1,677 views
If 2 numbers have a difference of 2.38, one number is 3 times bigger than the other number and the two numbers both add up to 6,
1. 9 answers
2. 2,824 views
Fruit smoothie five dollars coupon for 40% off find the price of each product after a discount is applied
1. 1 answer
2. 417 views
Color pencils are six dollars and the discount rate is 5% find the price of each product after a discount is applied
1. 1 answer
2. 556 views
A car is purchased for $30,000. It depreciates at a rate of 18% per year. What equation would represent the value, y, of the car
1. 1 answer
2. 1,125 views
4y-3x=25 is the tangent to the circle x^2+y^2=25 at the point P(-3,4). The equation of the radius of the circle that passes
1. 1 answer
2. 1,193 views
Can someone check my answers?1. For the data in the table, does y vary directly with X? If it does write an equation for the
1. 2 answers
2. 3,219 views
When asked to write the prime factorization of the number 27 a student wrote 9•3 explain the error and write the correct
1. 6 answers
2. 1,992 views
A store is having a 20% off sale on all merchandise.if jada buys one item and saves $13 at the sale what was the original price
1. 1 answer
2. 1,033 views
A wooden block of mass 9 kg is at rest on an inclined plane sloped at an angle theta from the horizontal. The block is located 5
1. 1 answer
2. 998 views
The least common multiple of two numbers is 60, and one of the numbers is 7 less than the other number. What are the numbers?
1. 2 answers
2. 463 views
At 2:30 p.m. the thermometer outside of sharlene's window read 44.c. it had risen 3. between noon and 2:30 p.m and 12. between
1. 7 answers
2. 1,389 views
A solution of concentrated NaOH is 16.4 M. If the density of the solution is 1.43 g/mL what is the percent by mass NaOH?
1. 1 answer
2. 780 views
A reaction between gaseous sulfur dioxide and oxygen gas to produce gaseous sulfur trioxide takes place at 600◦C. At that
1. 1 answer
2. 1,600 views
use the appropriate standard reduction potentials in the appendix of your book to determine the equilibrium constant at 285 K
1. 0 answers
2. 586 views
use the appropriate standard reduction potentials in the appendix of your book to determine the equilibrium constant at 285 K
1. 2 answers
2. 1,006 views
The first thirdd and ninth terms of am AP are the first three terms of a GP. If the seventh term of AP is 14, calculate (a) the
1. 1 answer
2. 658 views
The second side is 10 more than the third side and the first side is 6 less than the third side. What are the sides of the
1. 1 answer
2. 464 views
The first side is triple the second side and the third side is five times the second side. What are the sides of the triangle if
1. 1 answer
2. 582 views
A set of data is in the ratio of 2:3:5:6. If the largest number in this data set is 42, what is the range of the set of data?
1. 1 answer
2. 606 views
The bases of a triangular prism are equilateral triangles. The surface area of the prism is 80 square units. If the area of one
1. 1 answer
2. 1,341 views
Is there any way to compare and contrast the Progressives and Socialists from World War One?
1. 5 answers
2. 585 views
I was wondering if anybody could give me a few examples of what Minnesotan's did to contribute to World War 1. If you could help
1. 2 answers
2. 530 views
I was wondering if anybody could help me with this:Which of the following most directly involved the United States in World War
1. 3 answers
2. 656 views
I was wondering is someone here could help me. I need to know what the Morris Act is, I'm not sure, and I couldn't find it on
1. 3 answers
2. 526 views
If a dune moves 40m a per year, how far does it move in 1 day
1. 3 answers
2. 1,229 views
Barb is making a bead neaklace. She strings 1 white bead,then 3 blue beads,then 1 white bead,and so on. Write the numbers for
1. 3 answers
2. 938 views
A ship is 750 meters from a light house which is 50 meters tall. What is the angle of depression from the top of the lighthouse
1. 2 answers
2. 703 views
An owner of a company spends $25 on office supplies. The owner is left with $20. Write an equation to find how much money he
1. 1 answer
2. 525 views
1. Mark is 5 years younger than his 16 year old sister. What is Mark's age. Write in equation form.2. Vinn works at the petshop
1. 1 answer
2. 639 views
A runner runs a 10 metre race, the runner runs according to the following rule:s = 0.2t(t - 5.1)(t - 9.1) Where displacement (s)
1. 1 answer
2. 714 views
Three runners run a 10 metre race. Each runner runs according to the following rules:Runner 1: s = 2.4 + 0.75t Runner 2: s =
1. 0 answers
2. 744 views
what is the Lateral area of the face of a rectangular pyramid with measurements 2.5 in by 2.75 inches by 2.75 inches.
1. 1 answer
2. 477 views
Can you help me to understand the meaning of reduction?
1. 2 answers
2. 395 views
Which set of best describes the numbers used on a scale for a standard thermometer?A.whole numbers B.rational numbers C.real
1. 17 answers
2. 6,477 views
What is the cost of concrete for a walkway that is 15 feet long, 8 feet wide and 9 inches deep if the concrete costs $30 per
1. 1 answer
2. 1,953 views
To needs to cut strip of wrapping paper that are each 9 inches wide.If TV has 2 rolls of wrapping paper that are each 15 feet
1. 3 answers
2. 1,067 views
For the reaction 4FeCl2(aq) + 3O2(g) → 2Fe2O3(s) + 4Cl2(g), what volume of a 0.650 M solution of FeCl2 is required to react
1. 2 answers
2. 4,381 views
There is a slide in the park that is 18 feet long. The ladder to the top of the slide is 7.5 feet long. If the ladder and the
1. 2 answers
2. 2,225 views
40-5+70-6=?
1. 1 answer
2. 310 views
After you have read the following, write a short essay comparing and contrasting life in the Middle Ages to today. Is there
1. 3 answers
2. 644 views
You deposit $3,000 in a savings account that earns 6% simple interest. How long will it be before you have a total of $3,500?
1. 4 answers
2. 1,015 views
An inverted conical tank (with vertex down) is 14 feet across the top and 24 feet deep. If water is flowing in at a rate of 12
1. 1 answer
2. 952 views
Determine the equation of the normal line y=x^2+5 at the point (2, 9)I got y= 4x+1
1. 1 answer
2. 436 views
Consider the function y = 3x5 – 25x3 + 60x + 1. Use the first or second derivative test to test the critical points. How many
1. 1 answer
2. 871 views
marie is the scuba diving. she jumps from a rock 3 m and reaches a depth of 7m. it is the distance from the dive?
1. 1 answer
2. 502 views
Which of these situations can you represent with the inequality X < and = 49?1. You must be no more than 49 inches tall to go on
1. 1 answer
2. 695 views
Which of these situations can you represent with the inequality X < and = 49?1. You must be no more than 49 inches tall to go on
1. 3 answers
2. 693 views
Suppose I take a 1.0 L saturated, room temp solution of lead(2)bromide and dissolve 1.3g of potassium bromide in the solution.
1. 1 answer
2. 818 views
A boat leaves a dock at 2:00 P.M. and travels due south at a speed of 15 km/h. Another boat has been heading due east at 20 km/h
1. 1 answer
2. 925 views
A jet flies at an altitude of 52,800 feet. What is the height of the jet in miles?I need help with this problem please
1. 9 answers
2. 3,580 views
Mrs. Burnett throws a ball innthe air with an initial velocity of 96 feet per second. The function f(t) = 96t - 16t^^2
1. 1 answer
2. 574 views
A woman owns stock in two companies, company A and company B. She owns 79 shares of stock in company A. Each share of stock in
1. 1 answer
2. 862 views
A basketball team won 70% of the 30 games they played. How many games did they win?
1. 2 answers
2. 1,614 views
Which solutions, animal or plant, were more suitable to resisting pH change? Why do you think this is the case? Explain.
1. 0 answers
2. 389 views
Which solutions, animal or plant, were more suitable to resisting pH change? Why do you think this is the case? Explain.
1. 0 answers
2. 406 views
All biological enzymes function best at particular pH values. In the normal human stomach, the pH of 2.0-3.0 provides the
1. 1 answer
2. 702 views
You are told that the solutions in two beakers are both 0.02 M solutions of acids "A" is weak acid and acid "B" is a strong
1. 3 answers
2. 597 views
While you are standing on a expanse of smooth ice, your friend throws a heavy ball towards you. How can you maximize your speed
1. 0 answers
2. 901 views
A block of mass m = 4.30 kg slides along a horizontal table with speed v0 = 8.50 m/s. At x = 0 it hits a spring with spring
1. 2 answers
2. 2,234 views
Suppose an urn contains 10 balls numbered from 1 to 10. Someone draws 3 balls simultaneously from the urn (i.e. without
1. 0 answers
2. 524 views
Suppose an urn contains 10 balls numbered from 1 to 10. Someone draws 3 balls simultaneously from the urn (i.e. without
1. 0 answers
2. 471 views
You want to create an open rectangular box from a rectangular box. from a square piece of cardboard 20 inches by 20 inches. You
1. 3 answers
2. 767 views
A piece of fabric is 52 inches long. You cut the fabric into two pieces. The first piece is x inches long. The second is 14
1. 3 answers
2. 796 views
You want to create an open rectangular box from a rectangular piece of cardboard. The cardboard has length 14 in and you want to
1. 1 answer
2. 964 views
the perimeter of a rectangular park is 1080 yds. The width of the park is 240 yds. What is the length of the park? What is the
1. 1 answer
2. 877 views
shelley spent 17 min washing the dishes. she spent 38 min cleaning her room. explain how you can use mental math to find how
1. 4 answers
2. 1,014 views
If the tax on an item is $16 and jerry wanted to buy two how much would the two items cost without the tax?Hint: Tax is 20% of
1. 1 answer
2. 462 views
In aqueous solution, hydrochloric acid, HCl, and sodium carbonate, Na2CO3 react toproduce gaseous carbon dioxide, CO2, water,
1. 1 answer
2. 1,081 views
Infinitive phrase and how it is usedMy gram taught me to make lentil soup To make lentil soup infinitive I'm not sure if it is a
1. 1 answer
2. 546 views
Find infinitive phrase and tell if itis used as a noun adj or advTo have a balanced diet keep the food triangle in mind. To have
1. 1 answer
2. 672 views
Andre picks a card at random. Without putting the first card back, he picks a second card at random. What is the probability
1. 1 answer
2. 562 views
A 30m high cylindrical water tank has a diameter of 14m. The tank is two-thirds full of water. What is the pressure at the
1. 1 answer
2. 950 views
A solution is prepared by mixing 45.00 mL of 0.022 M AgNO3 with 13.00 mL of 0.0014 M Na2CO3. Assume volumes are additive.Calcula
1. 1 answer
2. 1,212 views
Consider a 1.50 L aqueous solution of 3.75 M NH3, where 17.5 g of NH4Cl are dissolved. To this solution, 5.00 g of MgCl2 are
1. 1 answer
2. 725 views
A saturated solution of calcium chromate (CaCrO4) freezes at -0.10 C. What is Ksp for CaCrO4? Assume complete dissociation. The
1. 2 answers
2. 1,154 views
When excess NaOH is added to Zn(OH)2, the complex ion Zn(OH)4 2- is formed. Determine the molar solubility of Zn(OH)2 in .10 M
1. 1 answer
2. 788 views
Use standards entropies and heats of formation to calculate delta Gf at 25C fora. cadmium (II) chloride (s) b. methyl alcohol,
1. 1 answer
2. 867 views
A daredevil decides to jump across a 15 m wide canyon on his motorcycle. The opposite side of the canyon is 3 m lower than the
1. 1 answer
2. 1,246 views
j+4/6=8/12
1. 1 answer
2. 268 views
Why did the 21 amendment repeal the 18 amendment?
1. 1 answer
2. 352 views
Find the derivative of the function.G(y) = (y − 1)3/ (y2 + 2y)7
1. 1 answer
2. 788 views
if you have a spinner with 3 parts. 1 white 2 blue. and you spin the spinner 90 times how many times do you expect the spinner
1. 1 answer
2. 657 views
Recently a census was taken on space station Gamma. Of the 100 residents interviewed, 75 traced their ancestry to the planet
1. 1 answer
2. 873 views
The President can choose to get rid of democracy. True or False?
1. 5 answers
2. 2,085 views
What is the integral of dx/(x^3-9x)? Please post steps too please!
1. 0 answers
2. 306 views

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