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samantha threw an apple out of the tenth floor of her apartment building. The equation y=-16t^2+120 can be used to represent the fruits height above the ground, where t represents time in seconds after she threw the apple. How long did it takr the apple to hit the ground? round to the nearest hundredth.
General
7 months ago
￼In some year, a candy shop produced 100 boxes of candy per working day in January. In each month following this, the shop produced 25 more boxes of candy per working day in addition to the previous month.a) ￼How many boxes did the candy shop produce on each working day in October?b)￼How many boxes did the candy shop produce in that year, assuming that each month has 20 working days?
General
7 months ago
What is the area under the standard normal distribution curve between z = 1.50 and z = 2.50?
General
7 months ago
the half life of a certain radioactive material is 68 hours an initial amount of the material has mass of 641 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 4 hours. Round your answer to the nearest thousandth
General
7 months ago
Consider a die that has been designed such that all even numbers are equally likely, all odd numbers are equally likely, but an even number is twice as likely as an odd number. what is the probability that this die lands 2?
General
7 months ago
Henry savings account has an APR of 3.65 percent, calculate interest daily, and pays interest at the end of the month. If during the month November, his balance was $300 for the first 10 days of the month, $1200 for the next 10 days of the month and $800 for the last 10 days of the month how much total interest did Henry earn in November
General
7 months ago
Consider the vector field. f(x, y, z) = 7ex sin(y), 7ey sin(z), 9ez sin(x) (a) find the curl of the vector field. curl f = (b) find the divergence of the vector field. div f =
General
7 months ago
Given the two expressions shown below: A: square root of 3 plus square root of 2 B: square root of 3 plus square root of 6 Which statement best describes the two expressions?A. Both are rational.B. Both are irrational.C. A is rational, but B is irrational.D. A is irrational, but B is rational.
General
7 months ago
Carmine mixes 2.8 pounds of cashews with almonds to make a trail mix. He divides the trail mix into 5 equal portions. Each portion weighs 1.5 pounds. Which equation and solution shows the total amount of almonds he used in the mixture?
General
7 months ago
In an experiment, a student randomly chooses an answer to two multiple-choice questions. Both questions have 5 answers to choose from. How many outcomes are in the sample space? Enter your answer in the box.
General
7 months ago
A box contains different colored paper clips. The probability of drawing two red paper clips from the box without replacement is 1/7 , and the probability of drawing one red paper clip is 2/5 . What is the probability of drawing a second red paper clip, given that the first paper clip is red? 2/35 1/6 2/3 5/14
General
7 months ago
A carnival has two payment options. Plan A, you pay $10 admission plus $3 for each ride. Plan B, you pay a $20 admission plus $1 for each ride. Write an inequality that would express the situation where plan B is the best buy,
General
7 months ago
Which postulate or theorem proves △ABC≅△EDC ? SAS Congruence Postulate ASA Congruence Postulate SSS Congruence Postulate HL Congruence Theorem .
General
7 months ago
Write 5x-y=1/4 in slope-intercept form
General
7 months ago
Given the graphed function below, which of the following ordered pairs are found on the inverse function?
General
7 months ago
The length of a rectangular sign is 5 times its width. If the sign’s perimeter is 36 inches, what is the sign’s area?
General
7 months ago
UPS, the brown truck shipping company, has seen an increase in gasoline from about $2.30 per gallon to $3.40. What is the percentage increase? (user % symbol in answer)
General
7 months ago
Onsider the given vector field. f(x, y, z) = (x + yz)i + (y + xz)j + (z + xy)k (a) find the curl of the vector field.
General
7 months ago
In a race, Car #1 went an average of 165 miles per hour for x hours before dropping out. Car #2 went an average of 175 miles per hour for y hours before dropping out. The distance Car #1 travelled was at least that of Car #2. Using the values and variables given, write an inequality describing this.
General
7 months ago
The most points Sidney has scored in a basketball game is 28. She is trying to tie that record in her current game. Write an equation for the number of points Sidney needs to score to tie her record, rrr, if she has already scored ppp points.
General
7 months ago
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