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MATH SOLVE
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The amount of a radioactive material changes with time. The table below shows the amount of radioactive material f(t) left after time t: t(hours) 0 1 2 f(t) 180 90 45 Which exponential function best represents the relationship between f(t) and t? f(t) = 0.5(180)t f(t) = 180(0.25)t f(t) = 180(0.5)t f(t) = 0.5(50)t
General
3 months ago
Benjamin bought a share of stock for p dollars the next day the value of the stock decreased by 50% on the third day Benjamin sold his share of stock of 10% more than its value on the second day did Benjamin gain or lose money on this on his share of stock how much did he gain or lose
General
3 months ago
Suppose that you ate 2500 calories in a day. Of those calories, 1200 calories from carbohydrates, 875 from fats, and the rest from protein. What percentage of your total day’s calories came from carbohydrates? From fat? From protein?
General
3 months ago
20 points if you answer this! Hopefully this will be the last one I need help on ^^;It's kind of like the one I asked before.Glendale Gourmet sells cheese cubes. The manager is considering selling cheese cubes in a larger size.The formula for the volume of a cube is s3, where s is the length of one side.Glenbrook Gourmet sells cheese cubes with side length of 2 centimeters. The volume of each cheese cube is ____ cubic centimeters.The manager is considering selling cheese cubes with side length 4 centimeters. The volume of each cheese cube would be ____ cubic centimeters.The volume of the larger cheese cube is ___ times larger than the smaller cheese cube.
General
3 months ago
Samantha took out two loans totaling $6,000 to pay her first year of college. She borrowed the maximum amount she could at 3.5% simple annual interest and the remainder at 7% simple annual interest. At the end of the first year, she owed $259 in interest. How much was borrowed at each rate?
General
3 months ago
This one's a little tricky.. I'm giving out the majority of my points for this.Z-Grand Shipping Company manufactures boxes in the shape of a cube.The formula for the surface area of a cube is 6s2, where s is the length of one side.Z-Grand Shipping Company manufactures large boxes with a side length of 6 feet. The surface area of each large box is ____ square feet.The company also manufactures small boxes with a side length of 3 feet. The surface area of each small box is ____ square feet.The surface area of the large box is ____ times larger than the small box.
General
3 months ago
In circle O, central angle AOB has a measure of 90°. Which of the following is not true? segment OA is a radius segments OA and OB are perpendicular arc AB is a semicircle
General
3 months ago
A rectangle is inscribed in a right isosceles triangle, such that two of its vertices lie on the hypotenuse, and two other on the legs. What are the lengths of the sides of the rectangle, if their ratio is 5:2, and the length of the hypotenuse is 45 in? (Two cases)Case 1) Blank, Blank, BlankCase2) Blank, Blank, blankWhat goes in these blanks?
General
3 months ago
The sum of the interior angles of an n-gon is ______. 90°(n - 2) 270°(n - 2) 180°(n - 2) 360°(n - 2)
General
3 months ago
if a car with an average speed of 40 miles per hour drives for 45 minutes how far will it have gone
General
3 months ago
In radian measure, the angles of a 45-45-90 triangle are:A. Pi/4, Pi/4, Pi/2B. Pi/3, Pi/3, Pi/2C. Pi/8, Pi/8, Pi/2D. Pi/6, Pi/6, Pi/2
General
4 months ago
The weight of a medium-sized orange selected at random from a large bin of oranges at a local supermarket is a normally distributed random variable with mean μ = 12 ounces and standard deviation σ = 1.2 ounces. suppose we independently select two oranges at random from the bin. what is the probability that the difference in the weights of the two oranges exceeds 3 ounces?
General
4 months ago
Ten bagels and four muffins cost $13. Five bagels and eight muffins cost $14. How much does a bagel cost? How much does a muffin cost?
General
4 months ago
Find four consecutive natural numbers if you know that the product of the first two is 38 less than the product of the following two numbers.
General
4 months ago
Which statement is true about the speed light?A. Light travels relatively slowly.B. Distance in space is measured using the speed of light.C. Time in space is measured using the speed of light . D. The speed of life light is unknown Which of the following statement is true about our galaxy It contains one star It contains several stars It contains several thousand stars It contains billion starsWhich of the following is not a type of galaxy? Random galaxy Irregular galaxy Spiral galaxy Elliptical galaxy Which of the following is true? Science is not concerned with how the universe began There is a scientific theory for how the universe began but there is no scientific evidence to support it.Science has no generally accepted theory for how the universe began. Science has generally accepted theory for how the universe began.
General
4 months ago
In the given the figure above, m∠BAC = 64° and m∠CBA = 56°. Part I: Find the m∠DEC. Part II: Explain the steps you took to arrive at your answer. Make sure to justify your answer by identifying any theorems, postulates, or definitions used.
General
4 months ago
The probability that Anuj will be in class is 70%. The probability that Ben is late for class is 6%. What is the probability that Anuj is away and Ben is late?
General
4 months ago
A travel guide has dimensions 8in. by 10in. What scale factor should be used to make an enlarged version that has dimensions 12in. by 15in. ?
General
4 months ago
What is the solution to the following system?-4y=8 x+3y-3z=-262x-5y+z=19
General
4 months ago
Iliana performed an experiment by spinning a spinner a set number of times and noting the color on which the spinner landed. The table below shows the results. Result Frequency Blue . 7 Red . 9 Green . 6Yellow . 8 What is the experimental probability for the highest frequency? A) mc004-1.jpg B)mc004-2.jpg C)mc004-3.jpg D)mc004-4.jpg
General
4 months ago
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