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MATH SOLVE
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One solution contains 2 parts salt to 8 parts water, and another contains 3 parts salt to 5 parts water. How much of each should be mixed together in order to obtain 280 quarts of a solution that is 3 parts salt to 7 parts water?
General
2 months ago
Jaina and Tomas compare their compound interest accounts to see how much they will have in the accounts after three years. They substitute their values shown below into the compound interest formula. Compound Interest Accounts Name Principal Interest Rate Number of Years Compounded Jaina $300 7% 3 Once a year Tomas $400 4% 3 Once a year. Which pair of equations would correctly calculate their compound interests?
General
2 months ago
The sides of ∆ABC are 30 units, 40 units, and 60 units long. The corresponding sides of ∆XYZ are r times as long as the sides of ∆ABC. The expression that gives the perimeter of ∆XYZ is . If the area of ∆ABC is n square units, the area of ∆XYZ is square units. NextReset
General
2 months ago
Bart makes $1,000 per month plus his commission on sales. He gets 6 percent of everything he sells. If he sells an $850 mattress, how much does he get paid for the month?
General
2 months ago
Solve the equation 2p/3-12=-2
General
2 months ago
There are 16 cats and 14 dogs in a local animal shelter.Which phrase describes a ratio relationship between the two quantities?A. the number of dogs in the shelter compared to the number of cats in the shelterB. the number of cats in the shelter compared to the number of cats in the shelterC. the number of dogs in the shelter compared to the number of rabbits in the shelterD. the number of cats in the shelter compared to the number of dogs in the neighborhood !Need help asap!
General
2 months ago
Eric plans to rent a Beach House for a week. He has a coupon for 20% off the daily base rate of $200. He will also have to pay an additional $20 a day for utilities. Which expression represents the situation? (d represents the number of days)A) 160d B) 176d C) 180d D) 220d
General
2 months ago
HELP NEEDED ASAP... 20 POINTS. WILL MARK BRAINLIEST!1). Points B, D, and, F are midpoints of the sides of ACE. EC= 33 and DF= 20. Find AC. The diagram is not to scale. (The first photo).A). 40B). 33C). 10D). 662). Find the length of the midsegment. The diagram is not to scale. (The second photo).A). 26B). 17C). 14D). 523). A rope is tied between the edge of the top of the building and a stake in the ground just above the top of a tree. What angle is formed by the rope and the building? (The third photo).A). 138B). 52 C). 42D). 484). DF bisects <EDG. Find the value of x. The diagram is not to scale. (The fourth photo).A). 25B). 3/16C). 120D). 85). E is equidistant from the sides of <HGF. Find m< FGH. The diagram is not to scale. (The fifth photo). A). 52B). 26C). 22D). 6
General
2 months ago
The table shows the amount of money Yookyung charges customers to babysit. The table represents a linear function.Time (h) 0 2 5 7 8Charge ($) 5 19 40 54 61What does the initial value mean for this function?A. Yookyung charges $7.00 an hour to babysit.B. Yookyung earns $40 for 5 hours of work.C. Yookyung does not charge her customers until she has babysat for a minimum of 2 hours.D. Yookyung charges $5 before she begins babysitting.
General
2 months ago
Solve −2x2 − 16x − 44 = 0. x equals negative 8 plus or minus I square root of 6 x equals negative 8 plus or minus 2i square root of 6 x equals negative 4 plus or minus i square root of 6 x equals negative 4 plus or minus 2i square root of 6
General
2 months ago
A poster shop will enlarge a photograph into a poster. Given the size of the photograph and the length of the poster, what is the constant of proportionality? What is the width of the poster, x?A. k = 4.5, 54 cmB. k = 3.5, 42 cmC. k = 6, 96 cmD. k = 6, 72 cm
General
2 months ago
Is mass conserved when 10 g of sodium hydroxide undergoes a chemical change during an interaction with 57 g of copper sulfate? Use complete sentences to support your answer by explaining how this can be demonstrated.
General
2 months ago
A system of equations is graphed on the coordinate plane. y=−x+5y=2x−1 What is the solution to the system of equations? Enter the coordinates of the solution
General
2 months ago
Which of the following equations have only one solution? Select all correct answers. 4x 2 + 4x = 0 x 2 + 6x + 9 = 0 9x 2 - 25 = 0 5x 2 + 20x + 20 = 0 x 2 - x - 6 = 0
General
2 months ago
Part A: Find a rational number that is between 5.2 and 5.5. Explain why it is rational.part B:find an irrational number that is between 5.2 and 5.5. Explain why it is irrational. Include the decimal approximation of the irrational number to the nearest hundredth.
General
2 months ago
1. Suppose that F(x) varies directly with x and f(x) = 160 when x = 5.What is F(x) when x = 0.5? A. 16B. 32C. 160D. 1802. Suppose that H(x) varies inversely with x and H(x) = 50 when x = 0.25.What is H(x) when x = 2?A. 0.5B. 6.25 C. 12.5D. 24
General
2 months ago
Which investment advice would Gayle most likely give to Alex? Avoid investing in stocks because they can be risky. Put most of your money in a savings account instead. Spread your investments in several different areas. Stick with the stocks because they will bounce back.
General
2 months ago
Simplify completely. (h12h4)3The 12 and 4 and 3 are exponents
General
2 months ago
What are the coordinates of the endpoints of the midsegment for △RST that is parallel TS¯¯¯¯¯ ?Enter your answers in the boxes.
General
2 months ago
Identify the domain of the combined function h(x) = f(x) · g(x), if the domain of f(x) is (4, 4.5], and the domain of g(x) is [4, 4.5).The domain of h(x) is [4, 4.5] (4, 4.5) [4, 4.5) (4, 4.5]
General
2 months ago
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