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MATH SOLVE
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Which expressions are equivalent to k/2
General
3 months ago
Brass is an alloy formed using copper and zinc in the ratio 3:2 based on weight. If 120g of copper are needed for a certain piece of brass, how much zinc is needed?PLEASE HELP!!
General
3 months ago
Which of the following equations is of a parabola with a vertex at (0, 3)?y = (x - 3)2y = (x + 3)2y = x2 - 3y = x2 + 3
General
3 months ago
For an online educational clip, 80 percent of the first 240 viewers voted “like” for the clip. If all of the next 80 viewers voted “like” for the clip, what percent of all these viewers voted “like”?
General
3 months ago
You and your best friend want to take a vacation to Peru. You have done some research and discovered that it will cost $2400 for the plane tickets, all-inclusive hotel and resort, and souvenirs. You have already saved $1750. If you invest this money in a savings account with a 2.3% interest rate compounded annually, how long will it take to earn enough money to go on the trip? Use the compound interest formula A = P (1 + i)n, where A is the accumulated amount, P is the principal, i is the interest rate per year, and n is the number of years. Round your final answer to the nearest tenth
General
3 months ago
Solve for x.A. x = 12B. x = 72C. x=64D. x=18
General
3 months ago
1.When paying down debt, it is best to _____. (1 point) pay as much as possible toward the debt at the beginning of the month pay as much as possible toward the debt at the end of the month pay part toward the debt and part toward a savings account at the beginning of the month pay part toward the debt and part toward a savings account at the end of the month2.Debt is usually expected in any of the following cases EXCEPT ____. (1 point)purchase of housecredit card purchasespurchase of careducational loans
General
3 months ago
a pencil costs $0.25 more than an eraser. if the cost of 8 pencils is $6.80, what is the cost of one eraser? how do i do this problem?
General
3 months ago
what is the area of a sector with a central angle of 185 and a diameter of 6.4
General
3 months ago
The cone pictured has a surface area of___ square meters. (Use 3.14 for π .)
General
3 months ago
What is the rule for the reflection?Will mark brainliest!
General
4 months ago
The function f(x) =g(x), where f(x) =2x-3 and g(x) =x^2-5
General
4 months ago
The diagram shows the dimensions of the pool cover for a gotel pool.The numbers are 10ft 20ft 45 ft 8 ft 8 ft 8ft What is the area of the pool cover
General
4 months ago
Your friend is looking at laptops for college, and is comparing the different screen sizes. Use the diagram and formula below to find the width of the laptop screen. Round your answerD= W^2+H^2 (The image of the figure is a rectangle in half, the top side is D= 17inch the H= 9inch, W is blank) Mutiple choices are A. W= 16.7 inchB. W= 9.9 inchC. W= 8 inchD. W= 14.4 inch
General
4 months ago
solve for x 3x−91>−87 OR 21x−17>25
General
4 months ago
Which equation represents the magnitude of an earthquake that is 100 times more intense than a standard earthquake?
General
4 months ago
What is the definition of a circle? A circle is a plane figure with no straight sides. A circle is a point and all the points in a plane that are the same distance from it. A circle is the set of all points in a plane that are a given distance from a given line segment. A circle is the set of all points in a plane that are the same distance from a fixed point called the center.
General
4 months ago
How do u find the mean? I've never done this before the subject is try check and revise
General
4 months ago
Consider the following graph of a quadratic function. Which of the statements are true? Select all that apply.A. The function is decreasing over the interval x<-1B. The range of the function is all real numbers.C. The function is increasing over the interval x<-1D. The domain of the function is all real numbersE. The function has a relative minimum at (-1,5)
General
4 months ago
△ABC∼△DEF , △ABC has a height of 20 inches, and △DEF has a height of 24 inches. What is the ratio of the area of △ABC to the area of △DEF ? Enter your answer, in simplest form, in the boxes. :
General
4 months ago
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