08/24/22

Math Question Algebra 2
I need help with finding the answers to these 4 problems: x + y = 3x - y = 3x - y = - 3 y = - x - 2
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08/25/22

My open math question 9
sound travels about 750 miles per hour. if you stand in a canyon and sound a horn, you will hear an echo. suppose it takes 1.5 seconds to hear an echo how far away is the canyon wall, in... more
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08/25/22

Java: Kinetic Energy

Hi, I’ll first apologise as I am not very proficient at programming at all.I’m having trouble with designing a program in Java for homework, I was wondering if I could get the solution to this... more
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08/25/22

Math algebra ...
The cost for 7 dance lessons is $82. The cost for 11 lessons is $122. Write a linear equation, slope-intercept form, to find the total cost C for L lessons.
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08/25/22

Place value math home work
What number has 1 ten thousand, the same number of thousands as ten thousands, 6 more hundreds than thousands, the same number of tens as ten thousands, and 6 fewer ones than hundreds?
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08/25/22

Language of Sets---Discrete Math
Which of the following sets are equal? (Select all that apply.)A = {3, 4, 5}B = {x  R| 2 ≤ x < 6}C = {x  R| 2 < x < 6}D = {x  Z| 2 < x < 6}E = {x  Z+| 2 < x < 6}I selected A,... more
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08/25/22

Math 5th grade expressions
What's the numerical expression: one half the sum of right and four then multiply by five
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08/26/22

How many moles of Ca(ClO2)2 are present in a 80.0-g sample?
Can someone show the math? I want to understand how to get the answer.
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08/27/22

Math, microeconomics
Gerber Product's Gerber Mixed Cereal for Baby contains, in each serving, 60 calories and 11 grams of carbohydrates.† Gerber Mango Tropical Fruit Dessert contains, in each serving, 80 calories and... more
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08/27/22

Math, microeconomics
You manage an ice cream factory that makes two flavors: Creamy Vanilla and Continental Mocha. Into each quart of Creamy Vanilla go 2 eggs and 3 cups of cream. Into each quart of Continental Mocha... more
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08/28/22

Math high school
9 x (72 ÷ 8 ) + 2 × 32
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08/28/22

Randy had grades of 85, 92, 96 and 89 on his last 4 math tests. What grade does he need on bis next test to have an average of 92%
HELP MEEE
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08/28/22

Finite math problem, please help me understand
Suppose the universe U has two subsets C and D. n(C') = 90, n(C) = 38, n(D') = 52.How many elements are in D? n(D) =
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08/28/22

Math question thats boggling my mind?
 Convert the following volumes  50 quarts (US) to Litres    50 quarts to gallons    0.75 L to gallons (US)    0.75 gallons (US) to gallons (UK)     3 quarts to fluid ounces    20 fluid ounces to... more
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08/28/22

math help question
In a mid-size company, the distribution of the number of phone calls answered each day by each of the 12 receptionists is bell-shaped and has a mean of 62 and a standard deviation of 11. Using the... more
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08/29/22

Need help with math can’t understand question
a city has a population of 350,000 people. suppose that each year the population grows 9%. what will the population be after 8 years
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08/29/22

Math, microeconomics
The Megabuck Hospital Corp. is to build a state-subsidized nursing home catering to homeless patients as well as high-income patients. State regulations require that every subsidized nursing home... more
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08/29/22

Math, microeconomics
Nutrition   Ruff, Inc. makes dog food out of chicken and grain. Chicken has 10 grams of protein and 5 grams of fat per ounce, and grain has 2 grams of protein and 2 grams of fat per ounce. A bag of... more
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08/29/22

Math, microeconomics
You manage an ice cream factory that makes two flavors: Creamy Vanilla and Continental Mocha. Into each quart of Creamy Vanilla go 2 eggs and 3 cups of cream. Into each quart of Continental Mocha... more
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08/29/22

Math questions..
2 families Have to take their pet to the vet The Jones family has to travel 13 miles to the vet from the North The Peterson family has to travel 29 miles from the South to the vet What is the... more
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08/29/22

Business Math Problem
Many students plan to travel after they graduate. Suppose a backpacking trip through Europe for 6 weeks will cost $3500. How much do you need to invest today to save $3500 in 4 years at 7.5%,... more
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08/30/22

I don't understand this math problem someone who could help me understand this problem thanks
The flag of a country contains an isosceles triangle.​ (Recall that an isosceles triangle contains two angles with the same​ measure.) If the measure of the third angle of the triangle is 25​° more... more
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09/01/22

Math question about Stat
One account increased in value one year by 37% and decreased in value the next year by 37%. Find and the "average rate" of change for the account.Average Rate =  % (Hint: Use a positive to... more
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09/01/22

Math Question Stat
A pedestrian hit by the driver of an automobile at 25 mph has an 80% chance of surviving the collision. At 35 mph the change of being killed as a result of the collision is 80%. How many times more... more
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09/01/22

Math, microeconomics
Minimize c = 2x+4y subject to0.8x+0.8y≥8x+2y≥14x ≥ 0, y ≥ 0.Minimum value c =?, occurs at the endpoints (x, y) =? ,(smaller x-value) and (x, y) =? (larger x-value) and? " Choose the correct word... more
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