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Tasha eats half her snack and gives the other half to her two best friends for them to share equally. What portion of the whole snack does each friend get? Draw a picture to support your response.
General
2 months ago
Faye has 5 pieces of ribbon, each 1 yard long. She cuts each ribbon into sixths.a. How many sixths will she have after cutting all the ribbons?b. How long will each of the sixths be in inches?
General
2 months ago
Some students prepare 3 different snacks. They make 1/8 pound bags of nut mix, 1/4 pound bags of cherries, and 1/6 pound bags of dried fruit. If they buy 3 pounds of nut mix, 5 pounds of cherries, and 4 pounds of dried fruit, how many of each type of snack bag will they be able to make?
General
2 months ago
Will the product of 22.65 × 0.999 be greater than or less than 22.65? Without calculating, explain how you know.
General
2 months ago
Mrs. Williams uses the following recipe for crispy rice treats. She decides to make 2/3 of the recipe.2 cups melted butter24 oz marshmallows13 cups rice crispy cereala. How much of each ingredient will she need? Write an expression that includes multiplication. Solve by multiplying.b. How many fluid ounces of butter will she use? (Use your measurement conversion chart, if you wish.)c. When the crispy rice treats have cooled, Mrs. Williams cuts them into 30 equal pieces. She gives two-fifths of the treats to her son and takes the rest to school. How many treats will Mrs. Williams take to school? Use any method to solve.
General
2 months ago
A company uses a sketch to plan an advertisement on the side of a building. The lettering on the sketch is 3/4 inch tall. In the actual advertisement, the letters must be 34 times as tall. How tall will the letters be on the building?
General
2 months ago
Jason is drawing the floor plan of his bedroom. He is drawing everything with dimensions that are 1/12 of the actual size. His bed measures 6 ft by 3 ft, and the room measures 14 ft by 16 ft. What are the dimensions of his bed and room in his drawing?
General
2 months ago
Chase volunteers at an animal shelter after school, feeding and playing with the cats.a. If he can make 5 servings of cat food from a third of a kilogram of food, how much does one serving weigh?b. If Chase wants to give this same serving size to each of 20 cats, how many kilograms of food will he need?
General
2 months ago
Anouk has 4.75 pounds of meat. She uses a quarter pound of meat to make one hamburger.a. How many hamburgers can Anouk make with the meat she has?b. Sometimes Anouk makes sliders. Each slider is half as much meat as is used for a regular hamburger. How many sliders could Anouk make with the 4.75 pounds?
General
2 months ago
Marty buys 12 ounces of granola.a. What fraction of a pound of granola did Marty buy?b. If a whole pound of granola costs $4, how much did Marty pay?
General
2 months ago
The marginal profit in dollars on Brie cheese sold at a cheese store is given by Upper P prime (x )equals x (60 x squared plus 90 x )comma where x is the amount of cheese sold, in hundreds of pounds. The "profit" is minus$50 when no cheese is sold.a. Find the profit function.b. Find the profit from selling 400 pounds of Brie cheese.
General
2 months ago
Question Part Points Submissions Used Problem 10-9 A sample of 80 observations is taken from a population of unknown mean wherein the standard deviation is assumed to be 5 grams. The computed value of the sample mean is 32.7 grams. Construct confidence intervals for each of the following levels of confidence:90% confidence interval : ______
General
2 months ago
A cleaning company charges a fixed amount for a house call and a second amount for each room it cleans. The total cost to clean six rooms is $250 and the total cost to clean eight rooms is $320. How much would this company charge to clean two rooms?
General
2 months ago
A city's population grows by about 1% each year. If the city's population is 63,000 peoplenow, what will the population be in 4 years?[Hint: use y = a (1 + r)]What is a?What is r?What is t?O years63,000 people1 yearpeople2 yearspeople3 yearspeople4 yearspeople
General
2 months ago
A company is interested in estimating the mean number of days of sick leave taken by its employees. The firm's statistician randomly selects 100 personnel files and notes the number of sick days taken by each employee. The sample mean is 12.2 days and the sample standard deviation is 10 days. How many personnel files would the director have to select in order to estimate ? to within 2 days with a 99% confidence interval?(A) 2(B) 13(C) 136(D) 165(E) 166
General
2 months ago
A company that manufactures mountain bikes makes a daily profit p according to the equation p equals negative 100 x squared plus 4900 x minus 57 comma 424, where p is measured in dollars and x is the number of mountain bikes made per day. Find the number of mountain bikes that must be made each day to produce a zero profit for the company.
General
2 months ago
Choose a system of equations with the same solution as the following system:4x − y = −112x + 3y = 5A. 12x − 3y = −33 10x − 6y = −38B. −4x − 9y = −21 −2x − 7y = −27C. 4x + 3y = 5 10x + 5y = −1D. 2x − 4y = −16 4x − 4y = 44
General
2 months ago
Two cars pass each other on a freeway at 6:30 a.m. The car driving north istraveling at an average speed of 60 mph and the car driving south is traveling at anaverage speed of 40 mph. At what time will they be 25 miles apart?
General
2 months ago
What is the slope of the line with this 2 points (1,2) and (-2,5)
General
2 months ago
If the ratio of the corresponding side lengths of two similar polygons is 5;9, what is the ratio of their perimeters?
General
2 months ago
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