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MATH SOLVE
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marco is selling floral arrangements.each arrangement uses 1 vase and 11 orchids.each vase costs marco $4.00.Let c be the total cost of the arrangements and r be the cost of 1 orchid .which equation should marco use to find the total cost of each arrangements? Answer the question correctly i'm giving 15 points
General
2 months ago
85.87 J or heat energy is added to a 34.8 g mass of substance the temperature rises from 21.76°Cto 34.29°C. Calculate the specific heat of the substance.
General
2 months ago
The amount of tea leaves in a can from a particular production line is normally distributed with μ = 110 grams and σ = 25 grams. A sample of 25 cans is to be selected. So, the middle 70% of all sample means will fall between what two values? A) 101.8 and 111.2 B) 104.8 and 115.2 C) 107.8 and 111.2 D) 101.8 and 119.2
General
2 months ago
Q1101001,00010,000Q36,500,0003,276,0003,407,0406,760,000Q414"18"37"50"
General
2 months ago
Jim’s backyard is rectangular with dimensions of 75 feet by 120 feet. He is planning to designate part of the yard to plant a vegetable garden. The garden will be a similar rectangle, using a scale factor of 25. How much fencing will he need if he wants to enclose the garden on all four sides? He will need feet of fence.
General
2 months ago
Rectangle ABCD is dilated to create rectangle A'B'C'D' . The width of rectangle ABCD is 12 feet. The width of rectangle A'B'C'D' is 8 feet. The area of rectangle ABCD is 72 square feet. What is the area of rectangle A'B'C'D' ? ___ square feet
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2 months ago
A committee of three people is to be chosen from four married couples. What is the number of different committees that can be chosen if two people who are married to each other cannot both serve on the committee?
General
2 months ago
Timmy used to practice the violin for 60 minutes everyday. Now, he practices 135% as many minutes as he used to. How many minutes does he currently practice everyday?
General
2 months ago
Help please!! -1/y^-4
General
2 months ago
Marlene used a calculator to evaluate 18 ÷ (3 + 6) – 5 and got a result of 7. Which statement best describes her result?Marlene is correct. Marlene evaluated (18 ÷ 3) + 6 – 5.Marlene evaluated 18 ÷ (3 + 6 – 5).Marlene evaluated (18 ÷ (3 + 6)) – 5.
General
2 months ago
Dr. Cheeks tries to run at least 45 rotations on her hamster wheel each week. She has already run 6 rotations. Which inequality shows how many more rotations, r, she would have to run to meet her weekly goal? A. r-6>45 B. r-6>45 C. r+6>45 D.r+6<45
General
2 months ago
10 x 6 tens-unit form and standard form
General
2 months ago
The speed of light is 3 x 10^8 meters/seconds. If the sun is 1.5 x 10^11 meters from earth, how many seconds does it take light to reach the earth? Express your answer in scientific notation.
General
2 months ago
the graph below represents y=x. If the slope of the above equation is changed from 1 to 4 which graph best represents the new equation
General
2 months ago
Find a formula for the sum of the first n even positive integers.b.prove the formula that you conjectured in part (a)
General
2 months ago
Find the least common multiple of x 3 - x 2 + x - 1 and x 2 - 1. write the answer in factored form.a. (x + 1) 2(x - 1) b. (x + 1)(x - 1)(x 2 + 1) c. (x 3 - x 2 + x - 1)(x 2 - 1) d. (x + 1)(x - 1)(x 2 - 1)
General
2 months ago
List the members of these sets.a.{x | x is a real number such that x2 = 1}b.{x | x is a positive integer less than 12}c.{x | x is the square of an integer and x < 100}d.{x | x is an integer such that x2 = 2}
General
2 months ago
A ladder is leaned against a building. the bottom of the ladder is 11 feet from the building. the top of the ladder is 19 feet above the ground. what is the slope of the ladder?b. what does the slope of the ladder mean in the real world?c. if the ladder were set closer to the building, would it be harder or easier to climb? explain in terms of the slope of the ladder.
General
2 months ago
A solution containing 30 percent juice is mixed with a solution containing 10 percent juice to make 100 gallons of a 12 percent juice mixture. how much of the 30 percent juice solution was used
General
2 months ago
• capital one is advertising a 60-month, 5.99% apr motorcycle loan. if you need to borrow $8000 to purchase your dream harley davidson, what will your monthly payment be?
General
2 months ago
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