11/17/21

Math work {6 grade}
Suppose 63 gallons of water came out of a pipe in 9 minutes.What was the rate in gallons per minute?
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11/17/21

Math pls help it is very hard.
In 6 minutes, Aldo can type 24 words.What is his rate in words per minute?
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11/17/21

Trigonometry, Conic Section Problem
Let be an element of the solution set of the system above. Find the equation of the line containing and for all such .Solve the problem algebraically.
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11/17/21

Math Word Problems
A student scores of 84 and 92 on the first two tests in her Algebra 2 class. What score does she need to get on the third test to make an average on the three tests 90 so that she can get an 'A'... more
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11/17/21

math question below
Jason went to a department store. There were few people in thedepartment store. So, Jason conducted a simple experiment. If Jasonstood on an operating escalator, it took 12 seconds for him to reach... more
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11/17/21

Math homework please help
akayla is working two summer jobs, making $19 per hour tutoring and making $12 per hour landscaping. In a given week, she can work no more than 17 total hours and must earn at least $260. If... more
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11/17/21

Math aka Savvas
four glasses of milk and 2 snack bars have a total of 76 carbohydrates​ (carbs), and 2 glasses of milk and 3 snack bars have a total of 66 carbs. Determine how many carbs are in one glass of milk... more
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11/17/21

Big Ideas Math 2-6 #27
One 4-ounce bottle of sunblock costs $8.49 and another 5-ounce bottle of sunblock costs $10.29. Which is the better buy?
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11/18/21

math question math
What is an equation of the line that passes through the point (−7,−6) and is parallel to the line x−y=5?
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11/18/21

Math triangular flag
The area of a triangular flag is 42 square Centimeters it’s altitude is 2 centimeters Longer than twice its base find the Lankes of the altitude and the Base
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11/18/21

How do you solve this math problem?
Joseph has $10,000 to invest. He can go to Yankee Bank that pays 5% simple interest or Met Bank that pays 4% interest compounded annually. At how many years will Met Bank be the better choice?
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11/18/21

My math question is very hard please help. I don't understand this
Zeke made a scale drawing of the elementary school. The schoolyard is 120 millimeters long in the drawing. The actual schoolyard is 160 meters long. What scale did Zeke use?3 millimeters... more
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11/18/21

Point estimate math
Determine the Point estimate a population mean and margin of error for confidence interval lower bound is 19 upper bound is 25
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11/18/21

Point estimate math
Determine the point estimate of the population proportion, The margin of error for the following confidence interval. lower bound is.439 upper bound is .721 n equals 1000The point estimate is?The... more
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11/19/21

The ratio of girls to boys in the math club was 3:5. If there were 120 children altogether, how many girls were there?
The ratio of girls to bthe math club was 3:5. If there were 120 children altogether, how many girlThe ratio of girls to boys in the math club was 3:5. If there were 120 children altogether, how... more
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11/19/21

Math Help Please!
Brenda mailed a letter on Monday morning. The letter traveled 1/4 of a mile on Monday. It traveled 1/2 more of a mile on Tuesday, reaching its destination on Tuesday afternoon. How far did Brenda's... more
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11/20/21

Calculus Math Questions
Good evening, please help with these questions:(1): A company determines that the value P, in dollars, of a certain item once it goes on sale is determined by the function p (x) = 250−15x,... more
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11/20/21

Math Algebra 111
When a constant force is applied to an object, the acceleration of the object varies inversely with its mass. When a certain constant force acts upon an object with mass 34 kg, the acceleration of... more
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11/20/21

A Math Probem 8D
A triangle has angles described as followed: The measure of the first angle is five times more than six times a number, the measure of the second angle is three less than the first, and the measure... more
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11/20/21

analytic geometry - alegbra problem, tysm :)
Solve the system ALGEBRAICALLY: Let be an element of the solution set of the system above. Find the equation of the line containing and for all such .I have (a,b) = (x,y) = (9,-2) or (-1, -2).... more
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11/20/21

Tricky math problem
Gemstones are measured in carats (CD), with a carat having a mass of 200.0 milligrams.A unit of area used in nuclear physics is the barn (b). One barn equals 1 x 10-28 m2, a typical nuclear cross... more
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11/20/21

Math Question on statistics
A manufacturer knows that their items have a normally distributed lifespan, with a mean of 5.9 years, and standard deviation of 0.9 years.The 2% of items with the shortest lifespan will last less... more
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11/20/21

math word problem
A​ penny, a​ nickel, a​ dime, and a quarter are tossed. What is the probability of obtaining exactly three tails on the​ tosses?
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11/21/21

Math word problems
A new photocopier works twice as fast as an old one. When the machines work together, they can produce all its staff manuals in 15 hours. Find the time it will take each machine working alone, to... more
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11/21/21

Math Question-Expression
What number must be in the blank in the expression 3(x+7)-__(2x+9) if the expression is the same for all the values of x?
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