12/10/15
Algebra word problem
Sam won 30,000 after taxes . He invested some at 5% and 3% at the end od the year he earned 1340 in interest . How much did he invest at each amount?
12/10/15
The mean of a set of scores on a computer science test is 77 and the standard deviation is 5.
The mean of a set of scores on a computer science test is 77 and the standard deviation is 5.a. Convert each of the following scores to standard units: 89, 68, 94 and 55.b. Find the test scores...
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12/10/15
Find the indicated Probability
Of the 73 people who answered "yes" to a question, 14 were male. Of the 53 people that answered "no" to the question, 9 were male. If one person is selected at random from the group. what is the...
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12/10/15
when a line segment is translated with the rule (x-3 y+4) what is the result
when a line segment is translated with the rule (x-3 y+4) what is the result
12/10/15
Lost!!!!!!!!!!!!!!!!!
Completely Bewildered doing statistics
Heights of men on a baseball team have a bell-shaped distribution with a mean of 185 cm and a standard deviation of 9 cm. Using the empirical rule, what...
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12/09/15
if the sum of the measures of two angles , they are not angles of a triangle. Suppose m<A = 135 degrees; and m<B = 45 degrees. what is the conjecture?
if the sum of the measures of two angles is 180 degrees, then the angles are supplementary. If two angles are supplementary, they are not angles of a triangle. Suppose m<A = 135 degrees; and...
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12/09/15
HELP ASAP. PLS AND THANK YOU
Find the area under standard normal curve. To the right of z=-.65 B. Between -z=-2.33 and z=+2.33
A charity sells $6 raffle tickets first prizes to trace worth $3,000 2nd prize of $600 third...
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12/08/15
Statistics
a charity sells $6 raffle tickets first prize is two trips worth $3,000 second prize is $600 third prize is $40 and forth price is $15 they sell 600 tickets what is the expected value
12/08/15
Ratios Practice B
38. You mix 2/5 cup of red paint for every 1/4 cup of blue paint to make 1 and 5/8 gallons of purple paint.
a. How much red paint and blue paint do you use?
b. You decide that you...
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12/08/15
What is the probability of two pink if the first is placed back in the bag before the first one
Hi my name is Walteria Tatum and I was wondering how to do independent and dependent events and if there anyone that could help I would a tutor thank you
12/07/15
One can juicedrink is 30%orangejuice; another is 5% orange juice. How many liters of each should be mixed together in order to get 25L that is 23% orange juice?
This is just a problem on my math hw that i'm struggling with.
12/07/15
Help!! Please
The monthly profit from producing and selling x units of a certain product is given by P(-x^2+320x-11200.Producing and selling how many units will result in a profit for this product?A. X<40 and...
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12/07/15
The total profit for Timez series VI watched is given by R(x)=1500x-0.02x
Where x is the number of watches sold. Determine the maximum possible revenue and how many watches must be sold to achieve that profit.
12/07/15
The monthly profit from producing and selling x units of a certain product is given by P(-x^2+320x-11200.
Producing and selling how many units will result in a profit for this product?
A. X<40 and x>280
B.x>0
C.0<x<320
D.40<x<280
12/07/15
Please help, I'm stuck and have tried everything.
A Home owner wants to fence in his yard of 600 share feet. Three sides are to be constructed with chain link fence at a cost of $3.25 per linear feet. The fourth side is to be constructed with a...
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12/07/15
Graphing Functions
Estimate the following:
The roots of the function y=2x2+2x-4
The solutions of the equation 2x2+2x-4=-3
12/06/15
A boat is taking a 144 mile round trip. (72 miles each way). Traveling with the current, it is 3 hours,against it is 4.5 hours. If it is going 20 mph
I did not get to finish my question because it is so long, but I need to know how fast the current is.
12/06/15
please solve my math confusion
when any no is divided by 12 then dividend becomes 1/4th of the other number by how much percent first no is greater than the second no x/12=1/4yx=3yx/y=3/1
i know the answer but i want clear my...
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12/06/15
Use calculus to find the absolute minimum of f(x) = x2 – 6x + 2
1. Use calculus to find the absolute minimum of f(x) = x2 – 6x + 22. Where is f(x) = -sin x + cos x concave up on [0, 2π] (it may help to consider graphs)3. Evaluate two different ways: lim (x2 –...
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12/06/15
Math problem
A man driving at 65km/hr leaves his house at 2:pm to visit a friend who lives 210 km. away, at the same time, the friend who will attend a meeting in the town before the first man came leaves house...
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12/06/15
Write the equation
write the equation in standard form of the parabola with focus (4,-5) and directrix x=12
12/04/15
A container contains 1 blue ball, 2 red, and 3 orange balls. Tabulate a sample space for the following experients.
A container contains 1 blue ball, 2 red, and 3 orange balls. Tabulate a sample space for the following experiments.
a. A single ball is drawn
b. When a red ball is drawn
c. A ball is...
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12/04/15
Statistics problem
With the height of 67 inches, Ronald with the shortest president of a particular club in the past century. The club president of the past century have a mean height of 7.8 inches and a standard...
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12/04/15
Stuck on this question..
You are enjoying a nice summer day at the beach. You throw a handful of sand up from the bottom of a hole with an initial velocity of 32 feet per second. The sand must rise 17 feet above the...
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12/03/15
Hours of Watching TV
QUESTION: In a recent study, it was found that in one town the number of hours that a typical 10-year-old child watchestelevision per week is normally distributed with a mean of 12 hours and a...
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