# Posts by Marilyn

Total # Posts: 144

A banker is attempting to construct the world's largest cake. The cake is 12 meters square and 4 meters tall. How much surface area will the cake need to be iced (including botto

How much wood is needed to completely cover a 4 ft wide ramp that starts 8 ft from a 6 ft tall platform? The ramp will run 10 ft on the incline.d/6 8/10 10f/48=12 ft???

Laura is standing 9ft away from a light pole. her shadow is 6ft long. If Laura is 5ft tall, which is closest to the height of the light pole 14.8???

math
Laura is standing 9 ft away from a light pole, Her shadow is 6 ft long. If Laura is 5 ft tall, which is closest to the height of the light pole?

MATH
The work crew for the talent show at the local high school includes these members: 2 freshmen,4sophomores,8juniors,6 seniors.If the sponsor randomly chooses 1 member of the work crew to announce the act & 1 member to control the lighting, what is the probability that he will ...

Satistics
What is the probability that two 5 year old stink bugs will live to 6 years old?

math
Riley invests \$100 in the year 2000. The account is compounded annually. The account earns 3% interest for a period of 30 years. After 30 years, how much money will be in the account?

-2.4/5 1/3 -2.4/5.333 =-0.45?????

two strips of fabric measure 14 3/4 and 20 7/8 in in length. To form one length, the strips are sewn together using 3/8 in from ea strip to make the seam. What is the final length of the fabric after the two strips are sewn together?

Math
Ryan has a collection of220 baseball cards.helets his bro have 1/4 of his collection & sells 20% of the coll to the baseball card shop. he takes 15 cards to school to give his fireds how many baseball cards remain in ryan coll? 1/4=55 to school=15 70-220=150 205 of 150=30 shop...

Math
4/\$379=\$94.75 each

Math
The Walters' backyard pool is rectangular in shape and is similar to the rectangle formed by their fenced backyard. The pool measures 10 ft long and 8 ft wide. If the length of the backyard is 35 ft long, what is the width of the backyard?

math
trapezoid abfe is similar to trapezoid efcd. a 3 b e 4.5 f d c What is the length of ___? DC

math
two number cubes are rolled. what is the probability of getting a sum less than 5? 68/100 =0.68=68% ?? can you explained how to solve showing steps.

Algebra
90

science
if the ball that was thrown to a fried has a mass of 0.15kg and it accelerates at 20m/s, what force did you exert on the ball?

math
In week 1 80 people attended a basketball game. In week 2, 120 people attend a basketball game. By what percent did the attendance increased from week 1 to week 2. f.15%,g.33%,h.50%,j.67% 120-80=40 ????

math
The students at Millerville High School were surveyed about their favorites type of music. The results are in the table. to the nearest whole percent, what percent of the students who chose country as their favorite are in 9th grade? a.63%,b.39%,c.24%,d.20% Favorite type of ...

math
at a grocery store a 12 pack of 10.75 ounce cans of soups is sold for \$15.65. there are 128 ounces i10.75x12=n a gallon. round to nearest cent. f.\$0.64,\$9.47,h.\$9.52,j.\$15.53 10.75x12=129 \$15.53?

math
Mario rolled a number cube labeled 1-6 sixty times. In what percent of the rolls did Mario roll a number less than 4?a.5%,b.33%,c.50%,d.55% # #of x rolled 1 16 2 12 33/60 x/100 3 5 3300/60=55? 4 8 5 12 6 7

math
the wolves basketball team has a win to loss ratio of 6 to 1. so fare this seasn, the wolves have won 12 games. if ht e wolves ein 18 more gamees during the season how many games would you expect them to lose dureing the entire season? 18 + 12=30 30/6=5

math
There are 16 boys and 12 girls in Spanish club. If the ratio of boys to girls did not change, how many girls joined the Spanish Club? boys 16+4 =20? 20/12 4/4 =5/3 3 girls joined the club or boys 16/12 4/4 = 4/3 3 girls did joined the club

math
joe cut three acres of grass at the smith farm which is 15% of the property. how many acres are on the smith farm? f. 15 acres, g. 20 acres, h. 30 acres, j. 45 acres 15x3 45 acres?

Math
But the question is 2/5 to x/63 where did you get 7

Math
That ratio of men to women at a lecture is 2 to 5 a total of 63 people are at the lecture how many are men explain how you found your answer

Marh
If my friend and I found 75 apples and I found 1 1/2 more than he did. How many did we each find?

math
So the critical points are 0, pi, and 2pi/3 but I don't know where to go from there..?

math
Sorry I think parts of the answer you gave are not visible on the page.

math
Find the value(s) of x for the following. (Enter your answers as a comma-separated list.) f(x) = 6 sin^2 x − 6 cos x, and the interval is 0 is less than or equal to x and x is less than or equal to pi. (a) f(x) has a local maximum or local minimum. local maximum: ?? ...

Thank you so, so much!

For what values of x is the graph of y = 8e^−x^2 concave down? (Enter your answer using interval notation.) I started by finding the second derivative and factoring and ended up getting 16e^-x^2 (2x^2-1) and I know up till this part that I'm doing the right thing. ...

Math
9 inches

Math
How do you explaint to a 2nd grader how to find 2/3 minus 1/4?

life orientation
no idea

accounting
The following was taken from the records of Smith Company in the year ending December 31, 2014. Journalize the following transactions in an Excel spreadsheet for year-end 2014 using the aging method. Assume that the allowance for doubtful accounts has a beginning credit ...

science
what is the centripetal of a 50.5-kg object traveling 25 m/s around a circular track with a radius of 10.0 m?

JEMS
Dennis wrote down a three digit number, The digit in the tens place is 2 more than the digit in the hundreds place. The digit in the ones place is 6less than the digit in the tens place. The digit in the hundreds place is odd number. What is the three digit number?

English
When starting your search for peer reviewed scholarly sources, which of the following types of databases is your best choice?

statistics
P(z < -1.5 or z > 2.50) =

Statistics
tickets for movies are usually one price right? im thinking the tickets are more beneficial bc you don't know what the person wants to eat and how much of it. this is an extra credit question

Statistics
Going to the movies tonight with one friend. Is it more beneficial for me to pay for the tickets or food? Please explain your reasoning

Physics
a.37.4m/s b.5 s

Physics
1. Suspend the meter stick by a string from its center. 2. Notice carefully where it balances. It probably will not balance exactly at 50 cm. All distances must be measured to this point (called the fulcrum). 3. Hang a 200 g mass on one side and a 50 g mass on the other and ...

Physics
1. Suspend the meter stick by a string from its center. 2. Notice carefully where it balances. It probably will not balance exactly at 50 cm. All distances must be measured to this point (called the fulcrum). 3. Hang a 200 g mass on one side and a 50 g mass on the other and ...

Psychopharmocolgy
Compare and contrast useage patterns and therapeutic uses of marijuana and hallucinogenic drugs

Chemistry
What is the final concentration of Sucrose if 150 ml of a 1.2 M solution of Sucrose is diluted to a total volume of 0.60 L?

Algebra; Help immediately.
Uh..so what's the answer? I don't understand..

Algebra; Help immediately.
The height of a ball that was batted into the air at 160 feet per second is a function of t, the time in seconds after the ball was hit. The height is determined by subtracting 16 times the square of t from 160 times t. Which equation can be used to find t when the ball is 400...

Simple Interest
The Johnsons have saved \$45,000. They invest their money in a bank and thei account earns 7.5% interest. How many years will it take to earn \$74,000? *PLEASE PROVIDE AN EXPLANATION*

Physics
A 185kg refrigerator is loaded into a van by moving it up a 10.0m long frictionless ramp that is at an angle of 11.0 degrees. How much work is done?

physics
A rope of negligible mass pulls a 38-kg block block vertically upward with a constant acceleration of 6.0 meters per second squared. What is the tension of the rope?

Psychology
Is my answer correct I said the correct answer is D Regarding cultural differences in self-esteem, which of the following statements is/are TRUE? a. People from Eastern cultures are more likely to engage in self-criticism. b. The self-esteem for people from Eastern cultures is...

Psychology
Can someone please tell me whether or not these answers are correct. Thanks! 1. Regarding the memory processes, incoming information is first _______, then stored, and finally the memories must be _______, or taken out of storage to be useful. a. retrieved; encoded b. encoded...

psychology
I need help with this! A recent controversy in the media surrounded the complaints of serious physical symptoms in veterans returning from the 1991 Gulf War. Allegations that the physical symptoms were due to exposure to chemical or biological agents could not be fully ...

psychology
Can someone please help me with this psychology question asap? Describe how you might design a community health campaign. In your description, consider both risky behaviors and health promoting behaviors. I really need help with this. Thanks!

psychology
Describe how you might design a community health campaign. In your description, consider both risky behaviors and health promoting behaviors. I really need help with this. Can someone please help me with this, because I have no idea of what to do. Thanks!

psychology
Yes, I really need help with this assignment.

psychology
Describe how you might design a community health campaign. In your description, consider both risky behaviors and health promoting behaviors. I really need help with this. Thanks!

chemistry
caculation: 2Na3PO4(aq)+3BaCl2(aq)-> 6NaCl(aq)+Ba3(PO4)2(s) a)determine the maximum g of Ba3(PO4)2 that can be formed from your mass of Na3PO4x12H2O b)determine the maximum gram of Ba(PO4)2 that can be formed from your mass of BaClx2H2O

computer science
For part a) I have this but is not compiling! What is wrong with this? #include <iostream> #include <string> using namespace std; int X = "100"; const string a; "A"; const float C; "98.6"; int main() { cout << "The sets of ...

computer science
Write a declarations and input statements necessary to read each of the following sets of data values into variables of the appropriate types. You choose the names of the variables. In some cases, punctuation marks or special symbol must be skipped. a. 100 A 98.6 b. February ...

engineering
A cylinder has 500 cm^3 of water. after a mass of 100 grams of sand is poured into the cylinder and all air bubbles are removed by a vacuum pump, the water level rises to 537.5 cm^3. Determine the specific gravity of the sand?

MUSIC...HELP..HOPE THIS IS BETTER
Neither one of them are correct

Algebra
y = -4 find the y coordinates of the points (-1) (2) and (-3)

math
4% of what = \$3,000.00

English grammar
@ Dick: You didn't capitalize anything that should be capitalized (except "America") and didn't put a question mark after "illiterate," so maybe you shouldn't be making fun of their questions. They are taking ONLINE courses so, of course, the ...

algebra2
[x^9]^11/7

math
the cost per ounce is 0.18 the cost per pound is 2.89 ♥ ☺ ♠ ♣ ○ ◘ •

nurse entrance test
After deducting 16 and 2/3 percent the price of a blouse is \$35.00. The list price is what? Is it 42.00 for the list price?

Math
you take 2.60 and take away the decimal pint to make it 260 then you divide 260 by 20 then put the decimal point in the answer as many spaces were in the original number XD so it looks like 260/20=13 then it becomes 0.13

chemistry
How would you make a 1.0 L of 0.10M NaOH solution of 10.0M NaOH?

chemistry
A student needs to make a dilution from a stock solution. The stock solution is 2.) M NaCl. How much should the student use of the 2.0 M NaCl to make 1.0 L of 0.05M NaCl diluted stock.

chemistry
Calculate the molarity of a solution prepared by dissolving 25.0 g NaCl in 1.0 L solution.

chemistry
Calculate the molarity of a solution by dissolving 40.0 g NaOH in 1.5 L solution.

geometry
what is the area of a rectangle that's 15 feet long and 20 feet wide

i found out it was 24 miles per gallon and divided 216 and 24 then multiplied the answer by 24 and i got (216/24)=(9 x 24)= 216 so the mathematical answer is 9

math
How do I determine which piece of fabric is the longest (2 3/4 yards of mink), 6 feet of silk), or (108 inches of Velvet)

Math
What operation is used to change a fraction in simplest form to an equivalent fraction? What operation is used to change a fraction to simplest form?

statistics
how to do histogram and relative- frequency histogram using the #s 1,5,5,6,7,4,8,7,6,5,5,6,7,6,6,5,8,9,9, 10,7,8,11,2,4,6,5,12,13,6,3,7,8,8,9,9,10,9,8,9 with five classes

statistics
In the July 29, 2001, issue of The Journal News (Hamilton, Ohio) Lynn Elber of the Associated Press reported on a study conducted by the Kaiser Family Foundation regarding parents’ use of television set V-chips for controlling their children’s TV viewing. The study ...

english
How do I write 5 sentenses about the role of education in successful financial planning using a different verb tese in each sentence. Past,present, future, progressive, and perfect.

english
Hoe do I write 5 sntenes that show what role education plays in financial sucess. I must have one with past, present, future, progressive, and perfect tenses.

How Children learn
16C 19C 20A

earth science
which type of mountyain is found on island arcs?

algebra I
determine which real number corresponds to the situation. The record high temperature for a date is 97.9 degrees above 0. what is the corresponding number for this sentence?

algebra
64/35

algebra
8/5 * -8/7)= how do you solve? multiply 8*8=64 and 5*7?

algebra I
determine the minimum furnance output,b solve for a, that is solve b=27a with 2100 ft square flooring.

Math 350..help!
If the question says use the formal definition of a derivative aren't I supposed to use f(x)=f(x+h)-f(x)/h?

Math 350..help!
I'm using the formula for instantaneous rate of change, but I'm getting -38.4 as my answer..what am I doing wrong? 560-1240+1086-230-560-1240+1086-230/20 -2480+2172-460/20

Math 350..help!
How would I start this? The amount that workers contribute monthly for health insurance premiums can be modeled by A(t)=0.07t^3-3.1t^2+54.3t-230, where A is the monthly amount contributed and t is the number of years after 1980. Find the instaneous rate of change in monthly ...

Calculus
How would i start this problem? The amount that workers contribute monthly for health care insurance premiums can be modeled by A(t)=0.07t^3-3.1t^2 + 54.3t-230, where A is the monthly amount contributed and t is the number of years after 1980. Find the instantaneous rate of ...

Micro Econ
Historically, officials from 15 NE colleges with selective admissions policies and high tuition met each spring to compare financial aid packages for more than 10,000 common applicants. These meetings were designed to eliminate any differences in the financial aid packages ...

Micro Econ
Historically, officials from 15 NE colleges with selective admissions policies and high tuition met each spring to compare financial aid packages for more than 10,000 common applicants. These meetings were designed to eliminate any differences in the financial aid packages ...

Microeconomics
If a monopoly is producing at an output where its average total cost of production is minimized and equals \$50 per unit and marginal revenue equals \$60, is the monopoly producing at the profit-maximizing output level? Explain why or why not.

micro economics
Explained well, thanks.

micro economics
Why are the firms in the perfectly competitve markets unable to control the prices of the goods that they produce?

discussion question
how can a people distinguish between the prejudical and nonprejudicial

Science
What factors might cause my contribution of carbon dioxide emissions to deviate substantially from the US national average of approximately 20 tons? I used CO2 emissions from electricity, natural gas, my car, waste (& reducing by recycling), and taking a short airplane trip ...

math - pre algeabra
write the verbal description as a portion 5is to x as 2 is to 3

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