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Questions (1,063)
Which ratio forms a proportion with 4/5?
1 answer
22 views
Layla is making fruit salad. She uses 1 1/2 cups of oranges, 2/3 cups of apples, and 3/4 cups of grapes. How many cups of fruit
1 answer
60 views
Simplify the following expression:
(x + 1) - (-2x - 5)
1 answer
34 views
A whale swims 200 miles in 5 days. Which equation can be used to find how many miles it swims in 16 days?
A. y = 200 x 16 B. y =
1 answer
95 views
Which of these equations is a non-proportional relationship?
A. y = -5x B. y = 2/3 x C. y = 10x + 10 D. y = 4.08x
1 answer
42 views
Hello.
I am trying to simplify the problem, (tan^2x-sec^2x)/cosx, but I am unsure how. Does anyone have any formulas or starting
2 answers
149 views
1. After you have practiced the use of the particle, prepare this speaking assignment to turn in
to your teacher. You will
0 answers
217 views
Which of the following represents the civic virtue of diversity?
Being open to the opinions of others Seeking honesty in oneself
0 answers
143 views
Magnesium combines with chlorine to form magnesium chloride during a synthesis reaction.
Write the chemical equation for this
1 answer
194 views
A paper cup is in the shape of a cone with a base diameter of 6 cm and a height of 8 cm the cups are being filled from water
1 answer
234 views
Water flows at speed of 4.2 m/s through a horizontal pipe of diameter 3.4 cm. The gauge pressure P1 of the water in the pipe is
0 answers
542 views
A horizontal pipe of diameter 0.8 m has a smooth constriction to a section of diameter 0.48 m. The density of oil flowing in the
0 answers
683 views
Which steps could be used to solve this story problem?
Blake took flyers to the shopping center to advertise his car wash event.
1 answer
442 views
If a person walks 2/19 a mile in each 1/3 hour how far does he walk in 1 hour
1 answer
263 views
A physical property of metals is they are ductile. This means medals are…
1 answer
230 views
what is f + h / -g
0 answers
110 views
To win the game, a place kicker must kick a football from a point 39 m from the goal, and the ball must clear the crossbar,
1 answer
210 views
A) One strategy in a snowball fight the snowball at a hangover level ground. While your opponent is watching this first
0 answers
304 views
A ski jumper travels down a slope and leaves the ski track moving in the horizontal direction with a speed of 29 m/s as in the
0 answers
807 views
What is one element of art in da Vinci’s The Last Supper?
How does da Vinci use this element of art? What effect does it have
1 answer
455 views
1. Which quantity is scalar?
momentum energy*** force velocity 2. Which option describes a vector quantity?(1 point) It has
21 answers
11,135 views
a cylindrical tank 23 feet long and 9 feet in diameter is resting on its side in a horizontal position.
find the number of
2 answers
357 views
Suppose you obtain a mortgage loan of $215,000 at an annual interest rate of 7%. How much less is the interest paid over the
0 answers
284 views
For a school project, Leo is making a model of the Statue of Liberty. He is using a scale of 2 cm : 3 m. The Statue of Liberty
1 answer
399 views
Find the missing dimension of the cylinder. Round your answer to the nearest whole number. Volume = 10,000π in.3 diameter= 64
1 answer
395 views
A ferris wheel is 20 meters in diameter and boarded from a platform that is 3 meters above the ground. The six o'clock position
1 answer
3,806 views
A line L in three space passes though the origin and intersects the plane (pi) perpendicularly at the point (-3,5,2). Determine
1 answer
331 views
The use of hints or clues in a narrative to suggest future action is called what?
Climax __a__ Exhibition __b__ Foreshadowing
2 answers
367 views
You have 8 moving boxes that you can use to pack for college. Each box can hold 15 pounds of clothing or 60 pounds of books. Let
1 answer
427 views
Evaluate the traits of the ancient hero Odysseus. How do these traits influence our modern view of a hero? In an essay, appraise
1 answer
1,395 views
what roles are played by the female characters you encountered in this unit? describe some of these females characters, their
1 answer
1,155 views
A borrower received a 30-year ARM mortgage loan for $200,000. Rate caps are 3/2/6. The start rate is 3.50% and the loan adjusts
0 answers
1,064 views
The half-life of Palladium-100 is 4 days. After 12 days a sample of Palladium-100 has been reduced to a mass of 1 mg.
What was
1 answer
5,623 views
Starting with the graph of
f(x)=3^x , write the equation of the graph that results from (a) shifting f(x) 1 units downward. y=
1 answer
3,380 views
A house was valued at $125,000 in the year 1987. The value appreciated to $175,000 by the year 2002.
A) What was the annual
5 answers
604 views
The M & P Pencil company that makes mechanical pencils expects to have three defective pencils for every 125 made. What is the
1 answer
475 views
If 1 pound of a certain candy cost $8, how many pounds of that candy can be purchased for $12?
2 answers
344 views
what are examples of mechanical energy?
0 answers
255 views
Heyo, I'm falling school with 60% overall, and this is my 1st semester, any tips + tricks to boost my grade?
1 answer
317 views
Aldo can choose Plan A or Plan B for his long distance charges. For each plan, cost (in dollars) depends on minutes used (per
1 answer
1,682 views
Which best describes the boy in "Boy Flying"?
A. He is eager to leave the ground and never return. B. He is proud of all the hard
0 answers
375 views
Given 7.8 moles of calcium hydroxide reacts with excess sodium chloride to produce calcium chloride and sodium hydroxide, how
1 answer
474 views
In a plan of a house the scale of the length is shown as 1:50, calculate the length of a room which is 8.5 cm on the plan
2 answers
704 views
A room is approximately shaped like a golden rectangle. Its length is 21 ft. What is the room's width? Write your answer in
1 answer
1,223 views
Two cars leave town at the same time and travel in opposite directions. The average rate of speed of one car is 15 miles per
1 answer
964 views
The people on Coral Island buy only juice and cloth. The CPI basket contains the quantities bought in 2013 (the reference
0 answers
948 views
This problem involves a molecular compound so both empirical and molecular formulas are required. A compound composed of Carbon,
1 answer
566 views
The graph of an absolute value function opens up and has a vertex of (0, -3). The domain of the function is . The range of the
1 answer
4,047 views
3/7d=4/7. What does d equal? Can someone help me please
1 answer
342 views
the equation y = 2x represents a linear or non linear function.
5 answers
7,781 views
Mallory had an average of 87 on her first three algebra quizzes. She made the same score on the first two quizzes and 9 points
3 answers
1,661 views
3.How do the laws established by the puritans affect south carolina today?
A. South Carolina has a form of blue laws B. South
7 answers
2,761 views
Apply your knowledge of Texas' economic development and geographic regions to explain where in Texas you would convince a tech
2 answers
560 views
The Diaz family and the Nguyen family each used their sprinklers last summer. The water output rate for the Diaz family's
1 answer
870 views
In a mathematics class, 72 students received an A on the third test, which is 150% of the students who received an A on
1 answer
1,611 views
The difference of two numbers is 3. Their sum is 13. Find the numbers.
3 answers
617 views
Find the value of two numbers if their sum is 12 and their difference is 4
3 answers
595 views
A kayaker paddled upstream from camp to photograph a waterfall and returns. The kayaker’s speed while traveling upstream is 4
1 answer
1,276 views
A traveler is walking on a moving walkway in an airport. The traveler must walk back on the walkway to get a bag he forgot. The
1 answer
1,411 views
A group of scientists studied the effect of a chemical in various strains of bacteria. Strain A started with 6000 cells and
2 answers
1,474 views
Accounts receivable will appear on which of the following financial statements?
Statement of changes in stockholders’ equity
1 answer
1,483 views
When 100.g Mg3N2 reacts with 75.0 g H2O, 15.0 g of NH3 is formed. What is the % yield?
2 answers
8,405 views
which of the following is the main internal conflict suffered by the protagonist of the moment before the gun went off?
A. He is
5 answers
2,951 views
Give an example in which one person has an absolute advantage in doing something but another person has a comparative advantage.
0 answers
769 views
A 2 year old apartment building was sold for $155000. The owners calculated that the building appreciated $5000 per year while
2 answers
1,054 views
Analyze how a certain theme from America’s literary history is shown through two different works and authors
Choose a theme
1 answer
760 views
Analyze how a certain theme from America’s literary history is shown through two different works and authors
Choose a theme
1 answer
747 views
Find the constants a and b so that all the four lines whose equation are given by pass through the same point.
x + y = -1 -x + 3y
1 answer
533 views
What is the domain of the inverse f^-1(X)= (x^2)-4/5
1 answer
337 views
What is -2a+7-3(-9-4a)
2 answers
397 views
It takes 535 kJ to remove one mole of electrons from the atoms at the surface of a solid metal.
How much energy does it take to
0 answers
713 views
It takes 550 kJ to remove one mole of electrons from the atoms at the surface of a solid metal.
How much energy does it take to
1 answer
902 views
What would be the effect on the percent by mass of iron (whether it would be higher, lower or unchanged from what it should be)
0 answers
420 views
Calculate how many mg of potassium hydroxy are needed to neutralize 75mg of mefenamic acid .
1 answer
387 views
If a proton in a proton beam experiences a downward force of 2.0X10-14N while traveling in a magnetic field of 8.3X10-2T west,
0 answers
741 views
Electronic band structures are caused by electron-electron interactions between neighboring atoms. The greater the degree of
0 answers
525 views
“Strained silicon” technology is a technique where a silicon thin film is deposited onto a silicon-germanium (SiGe) film.
0 answers
533 views
Can someone please explain?
This tool is called a McLeod rake, a tool commonly used in fighting forest fires or wild fires. It is
0 answers
460 views
A uniform width boardwalk is built around the inside edge of a rectangular parkland that is 30 m by 5 m. If the boardwalk takes
1 answer
550 views
A uniform-width boardwalk is built around the inside edge of a rectangular parkland that is 10m by 5m. If the boardwalk takes up
1 answer
777 views
HBO is concerned about injuries on the set of their award winning fantasy series Game of Thrones. Star characters are given real
0 answers
541 views
What is the general relationship between the degree of a polynomial function and the number of "bends" or relative maximum and
1 answer
750 views
The sum of two numbers is 9.twice their product gives 40.find the numbers.
One number exceeds another by 4.the sum of their
2 answers
615 views
Explain whether the size of an object’s displacement could be greater than the distance the object travels.
6 answers
6,561 views
When Carla looked out at the school parking lot, she noticed that for every 2 minivans, there were 5 other types of vehicles. If
1 answer
1,200 views
sqrt of 12r^7s^7 divide by sqrt of r^5s^2
1 answer
400 views
The diagonal of a square is 3 feet long. Find its perimeter.
My answer: a^2+b^2=c^2 x^2+x^2=3^3 2x^2=9 divide both side by 2
2 answers
535 views
how many grams of NaOh are needed to make 50 g of Na3PO4 according to the equation: 3NaOH+H3PO4=Na3PO4+3H2O
(i'm not sure where
0 answers
564 views
how many grams of NaOh are needed to make 50 g of Na3PO4 according to the equation: 3NaOH+H3PO4=Na3PO4+3H2O
(i'm not sure where
1 answer
651 views
A student has a mean score of 89 on 5 tests. what will be the new mean if she scores a 95 on the next test?
(89+95)/6=X
2 answers
397 views
A student has a mean score of 89 on 5 tests. what will be the new mean if she scores a 95 on the next test?
(89+95)/6=X
4 answers
566 views
Mileys music has a sale on music cds. All music Cds are discounTed 15%. mariana's receipt indicates that she saved $3 on her cd
5 answers
2,630 views
Use Stokes' Theorem to evaluate
C F · dr where C is oriented counterclockwise as viewed from above. F(x, y, z) = xyi + 5zj +
4 answers
1,101 views
Use Stokes' Theorem to evaluate
C F · dr where C is oriented counterclockwise as viewed from above. F(x, y, z) = yzi + 9xzj +
1 answer
1,395 views
Evaluate the surface integral
S F · dS for the given vector field F and the oriented surface S. In other words, find the flux of
1 answer
2,000 views
How have NATO's operations changed over time ?
A.) NATO only directs peacekeeping measures now B.) NATO no longer defends Western
1 answer
1,090 views
Find the area of the part of the plane with vector equation
r(u, v) = <2 + v, u − 7v, 5 − 4u + v> that is given by 0 ≤ u
0 answers
553 views
Find a parametric representation for the part of the cylinder y2 + z2 = 4 that lies between the planes x = 0 and x = 5.
x = u y =
0 answers
410 views
Find an equation of the tangent plane to the given parametric surface at the specified point.
r(u, v) = u cos vi + u sin vj + vk;
1 answer
1,409 views
Find the area of the surface.
The part of the paraboloid z = x2 + y2 that lies inside the cylinder x2 + y2 = 4.
3 answers
1,269 views
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