Monday

February 8, 2016
Total # Posts: 211

**Maths**

In a group of 60 people, 27 like cold drinks and 42 like hot drinks and each person likes at least one of the two drinks. What is the probability that a person chosen at random likes both coffee and tea?
*February 6, 2016*

**Math theta angles**

Find every angle (theta) between 0 & 360 degrees for which the ratio of sin theta and cosine theta is -3.00
*January 24, 2016*

**Math cars and SUVs**

The number of cars is larger than the number of sport utility vehicles by 94.7%. The difference between the number of cars and the number of suv is 18. Find the number of suv
*January 24, 2016*

**Math**

20 fugi apples cost $12. How many apples can you buy for $3?
*January 19, 2016*

**AC circuits**

Okay well the circuit picture didn't figure very well. R is in series with e1 and XL XL is in series on the other side with XC and e2
*December 6, 2015*

**AC circuits**

_____R____________ | | | |+ | XC E1 XL | |- | |+ | | E2 ___________________- Z1 = R= 4 ohms <0 4+-j0 Z2 = XL= 6 ohms <90. 0+j6 Z3 = XC=8 ohms <-90. 0-j8 E1= 10 v < 0. 10 +j0 E2= 40 v < 60. 20+j34.64 Please help me find the current up through R using mesh ...
*December 6, 2015*

**Math**

An airplane flying an altitude of 34,000 ft descends at a rate of 25 ft per second. What is the height of the plane after 3 minutes?
*November 11, 2015*

**westmeck**

Why does neiterkobs daughter most likely tell the myth
*November 10, 2015*

**geometry**

check my answer please!! find the image of o(-2 -1) after two reflections, first across the line y=-5, and then across the line x=1. (-2,-1) (-1,-6)# (4,-9) (1,-5)
*October 5, 2015*

**geometry**

the choices are A. P'(4,7),Q'(8,7),R'(3,-3) B. P'(4,-7),Q'(8-7),R'(3,3) C. P'(4-7),Q'(-8,-7),R(-3,3) D. P'(-4,7),Q'(-8,7),R'(-3,-3) but I think its "c" can anyone help me??
*October 5, 2015*

**geometry**

the vertices of a triangle are p(-7 -4),q(-7,-8),and r(3,-3).Name the vertices of the image reflected across the line y=x.
*October 5, 2015*

**geometry**

The choices are A. P'(4,7),Q'(8,7),R'(3,-3) B. P'(4,-7),Q'(8-7),R'(3,3) C. P'(4-7),Q'(-8,-7),R(-3,3) D. P'(-4,7),Q'(-8,7),R'(-3,-3) but I think its "c"
*October 5, 2015*

**geometry**

the vertices of a triangle are p(-7 -4),q(-7,-8),and r(3,-3).Name the vertices of the image reflected across the line y=x. help!!
*October 5, 2015*

**Geometry**

did you get the right answer?
*October 5, 2015*

**geometry**

which angle forms a vertical pair with nsm
*September 23, 2015*

**algebra (Check answers :)**

Ms. Sue
*September 8, 2015*

**algebra (Check answers :)**

for number 2: B. Focusing on the process instead of the correct answer
*September 8, 2015*

**Ms. Sue**

Ms. Sue
*September 8, 2015*

**algebra (Check answers :)**

1.Which of the following situations best describes a student engaged in active learning. A. A student uses only one of the resources provided by the teacher B. A student skips parts of lessons that he or she finds difficult C. A student records questions to ask the teacher ...
*September 8, 2015*

**English**

Narguesse, in My Forbidden Face, starts a rebellion among the women. What kept the guards from killing her? A. Her brother testified in her defense B. The company vouched for her helping build profits C. The other women took off their chadri and refused to leave D. They ...
*July 28, 2015*

**math**

When a pendulum swings 35degree from the vertically, the weight moves 15cm horizontally and 5.3 vertically. The length of the pendulum____?
*May 11, 2015*

**Pre calc functions**

Determine whether the function g(x)=x^4-7x^2 is an even, odd, or neither function. Also determine the symmetry of its graph
*May 11, 2015*

**Precalc-functions**

Find the inverse of the function f(x) = 2/3x + 5. Mention if there is any restriction on domain of f^ -1
*April 27, 2015*

**math**

write a system of equations that is not linear and graph. can this work equation work? 3x+2y=12 3x+2y=6 1. 3x+2y=12 y=-3/2x + 6 2. 3x+2y=6 y = =3x/2+3 when i graph it will be parallel.
*April 8, 2015*

**math**

The school raised $1518.75 by charging an adult $3.75 and a student $2.50. The total attendance was 520. express each equation in slope-intercept form and graph each line ?
*April 6, 2015*

**Algebra**

A chemist has one solution of 20% acid and another of 50% acid. how many millimeters of each are needed to obtain 30 ml of 30% acid?
*March 13, 2015*

**astronomy**

1*10^10 LY
*March 7, 2015*

**math**

what is mean the question ask " a set of 5 ordered pairs for the equation" ?
*March 5, 2015*

**math**

i'm working on this question and honestly I have tries but I don't understanding anything about the question, can someone please HELP me? I have been posted this question and hoping for someone can help me please! For the following scenario, develop an equation and a ...
*March 5, 2015*

**math- urgent help **

For the following scenario, develop an equation and a set of 5 ordered pairs for equation: 1. the amount a sales person earns is a flat rate plus commission. 2. the volume of fuel in a snowmobiles tank related the distance travelled. 3. the cost of a hotel room is a flat fee ...
*March 5, 2015*

**math**

For the following scenario, develop an equation and a set of 5 ordered pairs for equation: 1. the amount a sales person earns is a flat rate plus commission. 2. the volume of fuel in a snowmobiles tank related the distance travelled. 3. the cost of a hotel room is a flat fee ...
*March 4, 2015*

**math**

develop an equation and a set of 5 ordered pairs for equation: 1. the amount a sales person earns is a flat rate plus commission. 2. the volume of fuel in a snowmobiles tank related the distance travelled. 3. the cost of a hotel room is a flat fee plus a fee per adult ...
*March 4, 2015*

**math**

3 over 4 in percent
*February 12, 2015*

**physics**

2.435s
*February 8, 2015*

**English**

Create a paraphrase of the following sentence from “The Cold Equations”: "Our time is up, Gerry—I have to go, now. Good—" Her voice broke in mid-word and her mouth tried to twist into crying.
*January 8, 2015*

**geometry**

Chords AB and DC intersect at R. Using the values given in the diagram below, what are the lengths of AR and AB.
*December 11, 2014*

**math**

the perimeter of a basketball court is 102 meters and the length is 6 meters longer than twice the width. What are the length and width?
*October 28, 2014*

**Intro to Programming PT1420**

What will the following pseudo code program display? Module main ( ) Declare Integer x = 1 Declare Real y = 3.4 Display x, “ “, y Call changeUs (x, y) Display x, “ “, y End Module Module changeUs ( Interger a, Real b) Set a = 0 Set b = 0.0 Display a, “...
*October 13, 2014*

**physics **

An ice skater is traveling in a straight, horizontal line on the ice with a velocity of v = 6.5 m/s in the positive x-direction. The coefficient of kinetic friction between the skates and the ice is μk = 0.23. v = 6.5 m/s μk = 0.23 A. Using the expression for normal...
*October 9, 2014*

**chemistry**

luminum oxide is an important starting material for making cryolite, Na3AlF6 (a compound used to give fireworks their yellow colour). First the aluminum oxide is synthesized from aluminum and then reacted with sodium hydroxide and hydrogen fluoride gas. If 2.6 Mg of aluminum ...
*October 2, 2014*

**chemistry**

What is the volume of 6M H2SO4 required by the balanced equation to react with the CuO to produce 0.025 moles of copper(ii) sulfate. Report the volume needed BEFORE allowing for excess in milliliters to two significant figures. Don not include units in the answer box.
*October 1, 2014*

**chemistry**

2. A researcher is often required to prepare solutions in the lab. Typically, a lab provides a concentrated solution. This solution must be diluted to the proper concentration. Hydrochloric acid is a common stock solution that is typically purchased at 37.0% HCl concentration...
*September 10, 2014*

**Physic**

A soldier is tasked with measuring the muzzle velocity of a new rifle. Knowing the principles of projectile motion, he decides to perform a simple experiment at the indoor firing range. The soldier hangs a target a distance of d = 113 m from the end of the barrel. The rifle is...
*September 10, 2014*

**Geography**

What is domant volcano?
*July 24, 2014*

**Math Helppp**

Scores for men on the verbal portion of the SAT-I test are normally distributed with a mean of 509 and a standard deviation of 112. (a) If 1 man is randomly selected, find the probability that his score is at least 579. (b) If 13 men are randomly selected, find the probability...
*June 2, 2014*

**trig**

a carousel has eight evely spaced seats shaped like animals. During each ride, the carousel makes between 8 and 9 clockwise revolutions. At the end of one ride, the carousel stops so that the lion is in the position where the zebra was when the ride started. through how many ...
*May 7, 2014*

**CHHS**

A a ferris wheel has a diameter of 100ft. The passengers ride in cars that make 5 revolutions in 7.5 minutes. Approximately how far does a car on the Ferris wheel travel in 1 minute
*May 7, 2014*

**pjysics**

A capacitor that has 10 cm diameter plates, 0.1mm apart, is charged at 100 V and the battery removed afterwards. What are the charges on each of the platesimmediately after charging the capacitor? What is the voltage if the distance between plates is increased to 0.5 mm? How ...
*April 22, 2014*

**MATH**

Guess what the next number in this sequence is: 16, 5, 14, 7, 21, 9, ____
*February 6, 2014*

**math**

y=3x-8^x 3-8^x*ln(8)
*October 15, 2013*

**art**

Rhythm
*October 15, 2013*

**Physics**

My bad. I don´t know the other one Half loop N= (k*d^2/m-2*g*R)*(m/R)
*October 15, 2013*

**Physics**

only number 5 wich is (5/2)*R
*October 15, 2013*

**Physics**

Consider an ideal spring that has an unstretched length l0 = 3.3 m. Assume the spring has a constant k = 23 N/m. Suppose the spring is attached to a mass m = 6 kg that lies on a horizontal frictionless surface. The spring-mass system is compressed a distance of x0 = 1.6 m from...
*October 15, 2013*

**math**

How could the height of a tall pine tree be estimated without climbing it and measuring it?
*October 11, 2013*

**that**

Georgia purchased a house in 1998 for $220,000. In 2003 she sold the house and made a net profit of $50,000. Find the effective annual rate of return on her investment over the 5-yr period. Please round the answer to the nearest tenth of percent.
*October 3, 2013*

**Physics**

Bob rides his bicycle on a bike path that is 75 kilometers long to get to his house that is due east of the bike path. If it takes Bob 15 hours then what is his velocity?
*September 21, 2013*

**Science**

What resources should a scientist use to research water pollution?
*August 28, 2013*

**math**

Im having trouble with number lines. Can you tell me if .45 is equal to 4/10
*April 29, 2013*

**Math**

What figure has an infinite number of lines of symmetry?
*April 22, 2013*

**CHEMISTRY**

after starting with 0.343g Al and excess HCl the volume of H2 gas collected over water was 472ml. the atmospheric pressure was 754 mmHg and the temp was 21c. 1 balanced chemical equation? 2calculate the pressure in atm of dry hydrogen gas in a mixture
*April 18, 2013*

**math**

How do you write out 121.2 million
*April 8, 2013*

**Math**

150 ml Thanks so much
*April 1, 2013*

**Math**

There are about 5 ml in one teaspoon. There are 3 teaspoons in one tablespoon. How many ml are there in 10 tablespoon?
*April 1, 2013*

**Statistics Math**

The annual per capita consumption of fresh apples (in pounds) in a nearby state can be approximated by a normal distribution, with a mean of 15.4 pounds and a standard deviation of 3.8 pounds. (a) What is the smallest annual per capita consumption of apples that can be in the ...
*April 1, 2013*

**physics**

238J
*March 29, 2013*

**Math**

Find the number of each kind of object in the collection Curt has 12 models in all. Three of the models are airplanes. Curt has 5 more models of cars than boats. How many models of cars does Curt have?
*March 1, 2013*

**The Diary of Anne Frank**

B?? She wants her father to understand she is trying to be a better person.
*February 14, 2013*

**Math**

Explain It Adam made 19 paper cranes Monday and 8 more Tuesday. He gave 9 friends an equal number of cranes. How many cranes did each friend received? Explain how you found your answer.
*February 10, 2013*

**math**

2ounces
*December 13, 2012*

**math**

If a pastry chef has 13 lbs of apple slices to make 8 apple pies if slices are distributed equally what will be the wright of the apple slices used to make eavh pie
*December 13, 2012*

**Math**

A curve has equation y= 2 + x - x^2. Find coordinates of 3 unknown points on the line. 1st point is at negative x, y value. 2nd point is at x=0 and y is positive. 3rd value is at y=o and x is positive.
*December 9, 2012*

**Physics**

I dont know the answer
*October 16, 2012*

**physics**

A uniform rod 8m long weighing 5kg is supported horizontally by 2 vertical parallel strings at P and Q and at distances of 2m and 6m from one end. Weights of 1kg, 1.5 kg, and 2kg are attatched at distances of 1m, 5m, and 7m respectively from the same end. Find the tension in ...
*October 16, 2012*

**physics**

A uniform rod 8m long weighing 5kg is supported horizontally by 2 vertical parallel strings at P and Q and at distances 2m and 6m from one end. Weights of 1kg, 1.5kg ,and 2kg are attatched at distances of 1m, 5m, and 7m respectively from the same end. Find the tension in each ...
*October 16, 2012*

**8th grade math**

I have this in connections but I'm in 8th
*October 1, 2012*

**math**

how do you answer this qestion 3 plus 11multiplyed(70-175)divided by 7
*September 19, 2012*

**finance**

don't know the answer
*September 8, 2012*

**Calculus 1 **

Find constants a and b in the equation f(x)= ax^b/(ln(x)) such that f(1/3)= 1 and the function has a local minimum at x= 1/3
*June 2, 2012*

**Math**

There are six different toppings for pizzas, sausage, hamburger, pepperoni, ham bacon and pork. There are three different cheeses, american, mpzzarella, parmeasan. the pizza comes with two different meats and one chese , how many different combinations of pizzas are possible?
*May 17, 2012*

**Chemistry**

What minimum amount of 1.55 M \rm HCl is necessary to produce 26.5 L of \rm H_2 at STP?
*May 16, 2012*

**finance**

You take out a 30- yr mortgage loan, purchase price is $120,000 put $20,000 down and finances the balance of $100,000 at fixed annual loan rate of 12%, what will be your monthly payment? How much total interest will you have paid at the end of 30 years?
*May 4, 2012*

**Math Help PLEASE!**

Find the equation of the hyperbola whose vertices are at (-1,-5) and (-1,1) with a focus at (-1,-7). Please and thank you.
*April 21, 2012*

**java **

Write a program that will find the lowest common denominator of two numbers. The user will enter the two denominators, the program will output both the lowest common denominator and the multipliers required for each fraction. For example, if the user is trying to add 1/3 and 1...
*April 15, 2012*

**geometry**

QUADRILATERAL ABCD IS A RECTRANGLE IF AC=2X+13 AND DB=4X-1 FIND DB
*March 23, 2012*

**Math**

What are the next two numbers in this pattern? 72 86 75 89 80 ___ _____
*March 15, 2012*

**Math**

Wow Thank you So much
*March 8, 2012*

**Math**

88 44 64 32 52 ___ ____ Can someone help me figure out the pattern?
*March 8, 2012*

**Math**

Each fire hose is 25 yards long. What is the minimum number of hose for a 230 ft distance? (I think I have to convert 230 ft into yards which is 76.666 yards. So I think I need a miminum of 4 hoses. ) Am I correct?
*March 1, 2012*

**CHEM**

Why are gamma rays generally not shown when writing nuclear equations ?
*February 22, 2012*

**mathj**

Baker Company purchases a new delivery truck for $20,000. The truck is expected to have a useful life of 90,000 miles before replacement, and a salvage value of $2,000. In its first year the truck was driven 22,000 miles, and a further 19,000 miles in year two. What is the ...
*February 8, 2012*

**business math**

Dennison Property Company purchases a new office space for lease to small businesses for $2,400,000, including a land value of $400,000. The property is placed in service on March 15, 1999. Using MACRS, what is the depreciation on this property at the end of its first year? (...
*February 8, 2012*

**math**

I think 200 L but I'm not sure
*February 8, 2012*

**math**

What is the capacity of a bathtub 200 L or 34,000 mL?
*February 8, 2012*

**math**

THANK U!
*February 7, 2012*

**math**

128 FEET 4 INCHES
*February 7, 2012*

**math**

DAN WAS WALKING FROM ONE END OF THE MALL TO THE OTHER END. HE TOOK THE FOLLOWING MEASUREMENTS OF FIVE STOREFRONTS: 23 FEET 11 INCHES, 25 FEET 2 INCHES, 18 FEET 3 INCHES, 28 FEET 8 INCHES, AND 32 FEET 4 INCHES.IF DAN ADDED ALL THE MEASUREMENTS, WHAT WOULD BE THE TOTAL DISTANCE.
*February 7, 2012*

**math**

Julie is going to the mall. She has 15 coins in her pocket that nadd up to $2.18. She has the same number of pennies as she does dimes. she has 5 more quarters than she has nickels. If she has 3 pennies, how many quarters, dimes and nickles does Julie have?
*February 7, 2012*

**prpblem solving**

A customer enters a store & purchases slippers for $5, paying for the purchase with $20 bill. The merchant, unable to make change, ask the grocer next door to change the bill. The merchant then gives the customer the slippers & $15 change. After the customer, leaves the grocer...
*January 19, 2012*

**math**

Am i suppose to multiply 5 x 9 and add 1 I come up with 46/5. Am I suppose to subtract 3/5 from that answer?
*January 19, 2012*