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An international calling plan charges 45 cents per minute or fraction of a minute for each call. Which graph models the cost, y, incents of making x minutes of international calls?
General
6 months ago
HELLPP PLS I WILL CROWN YOU
General
6 months ago
Please help me with these 2 questions I will make brainliest ( in the pictures)
General
6 months ago
Omar, Amare and jack paid a total of 68.25$ for dinner and a concert tickets cost $9.75 each. If the friends split the dinner bill equally , how much did each friend spend on dinner
General
6 months ago
The National Assessment of Educational Progress administers standardized achievement tests to nationwide samples of 17-year-olds in school. One year, the tests covered history and literature. You may assume that a simple random sample of size 6,000 was taken. Only 36.1% of the students in the sample knew that Chaucer wrote The Canterbury Tales, but 95.2% knew that Edison invented the light bulb.11 (a) If possible, find a 95%-confidence interval for the percentage of all 17-year-olds in school who knew that Chaucer wrote The Canterbury Tales. If this is not possible, why not? (b) If possible, find a 95%-confidence interval for the percentage of all 17- year-olds in school who knew that Edison invented the light bulb. If this is not possible, why not?
General
6 months ago
A simple random sample with n = 58 provided a sample mean of 24.5 and a sample standard deviation of 4.4. (Round your answers to one decimal place.) (a) Develop a 90% confidence interval for the population mean. to
General
6 months ago
Use the quadratic formula to si3x2 + 8x – 4= 0
General
6 months ago
A TV screen is 41 cm long and 31 cm high. The length of the diagonal is closest to: A) 49 cm Eliminate B) 51 cm C) 54 cm D) 48 cm
General
6 months ago
The length of a rectangle is 5 inches less than twice it’s width. If the rectangle has a perimeter of 80 inches, find the length and the width.
General
6 months ago
a rocket is 1 mile above the earth in 30 seconds and 5 miles above the earth in 2.5 minutes. What is the rockets rate of change in miles per minute?
General
6 months ago
Mr. and Mrs. Patton and their daughter Carolyn own three cars. Carolyn drives 10 miles per week farther with her car than her father does with his. Mr. Patton does twice as many miles per week as Mrs. Patton. If their total mileage per week is 160 miles, how many miles per week does each drive?
General
6 months ago
chelsea has $45 to spend at the fair. she spends $20. on admissib and $15 on snacks. she wants to play a game that costs $0.65 per game. Write an inequality to find the maximum number of times, x, Chelsa can play games. Using this inequality, determine the maximum number of times she can play the game.
General
6 months ago
Two bags had 100 kilograms of sugar each. after taking out 3 times as much sugar from bag one than bag two, bag one had half as much sugar left as bag two. how much sugar is left in each bag?
General
6 months ago
Suppose you buy two sweaters. each sweater costs the same amount. the amount of money you spend varies directly with the number of sweaters you buy. if you spent $37.50 for two sweaters, what is the constant of variation?
General
6 months ago
Simplify. −64x6y9−−−−−−−√3 assume all variables are nonnegative.
General
6 months ago
Explain how you can use the inscribed angle theorem to justify its second corollary, that an angle inscribed in a semicircle is a right angle.
General
6 months ago
Manda uses the recipe shown to make punch for a family party. amanda’s punch recipe 7 parts mixed fruit juice 2 parts lemonade how much lemonade will she need to make 180 fluid ounces of punch
General
6 months ago
Item 7 you and a friend are running on treadmills. you run 0.5 mile every 3 minutes, and your friend runs 2 miles every 14 minutes. you both start and stop running at the same time and run a whole number of miles. what is the least possible number of miles you and your friend can run?
General
6 months ago
A soccer player who is 27 feet from a goal attempted to kick the ball in into the goal. the flight of the ball is modeled by a parabola. the ball reached a maximum height of 10 feet when it was 15 feet from the soccer player. the goal has a height of 8 feet. will the soccer ball land in the goal?
General
6 months ago
Determine the type of triangle that has side lengths of 18, 24, and 42. scalene triangle isosceles triangle equilateral triangle it's not a triangle.
General
6 months ago
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