Friday
March 6, 2015

Posts by Angelina


Total # Posts: 192

math
emily pays $93 each year to belong to a photography club. next year, the membership fee will increase by 12.5%. emily estimates that the membership will just be under $100 each year after the increase. what is a true statement about emily's estimate? a. her estimate is ...
March 3, 2015

math
a
February 25, 2015

math
Which algebraic equation models the English sentence, a number subtracted from 8 is equal to 4? A. 8 − x = 4 B. x − 8 = 4 C. 8 − 4 = x D. x − 4 = 8
February 25, 2015

Math
b
February 25, 2015

Math
Which of the sentences below could represent 4 ÷ p = 2? A. Four divided by two is equal to a number. B. Four divided by a number is equal to two. C. A number divided by four is equal to two. D. Four times a number is equal to two.
February 25, 2015

math
thanks
February 25, 2015

math
Which of the following algebraic equations models the English sentence, a number decreased by two is equal to four? A. w + 2 = 4 B. 2 − w = 4 C. w − 2 = 4 D. w = 2 − 4
February 25, 2015

math
1
February 25, 2015

math
If you formed an algebraic equation to model the sentence, three times a number is equal to nine, how many variables would be in the equation? A. 1 B. 2 C. 3 D. 5
February 25, 2015

Math
an adult manatee eats approximately 100 pounds of aquatic food per day. write an equation to find p, the numbeer of ponds of food an adult manatee eat in d days
February 21, 2015

Math
urgent i need help NOW!!!!!!!!!!!!!!!!!!!!!!!!111
February 21, 2015

Math
An adult polar bear walks at an average rate of 5 kilometers per hour. 1. write an equation to find k, the number of kilometers a polar bear bear can walk in h hours. 2.make a table to show the relationship between the number of kilometers k a polar bear can walk and the ...
February 21, 2015

inequalities (math)
also, what does it mean to graph an inequality
February 19, 2015

inequalities (math)
sorry, it is the roller coaster ride lasting less than 3 minutes
February 19, 2015

inequalities (math)
then what is it
February 19, 2015

inequalities (math)
i think its like r<3 minutes
February 19, 2015

inequalities (math)
write an inequality for this sentence the roller coaster is less than 3 minutes
February 19, 2015

Math
kristen has saved $20 in cash to spend at the mall.if she has 8 bills, how many of each kind of bill does she have?
February 19, 2015

math
knew it, just checking. thanks brady
February 19, 2015

math
cody has five coins that total $1.10. what are the coins?
February 19, 2015

math
mera painted equal sections of her bedroom wall to make a pattern. She painted 2/5 of the wall white and 1/2 of the wall lavender. Write an equivalent fraction for each using a common denominator.
May 7, 2014

mATH 2
a jar contains 26 fluid ounces of spaghetti sauce. how many cups of spaghetti sauce do 4 jars contain
February 12, 2014

classcal mechanics
To a good approximation, the temperature T drops almost linearly with altitude up to 11 km above sea level, at a constant rate: dTdz=−α forz≤11 km where α=6.5 K/km (Kelvin per km) and z is the height above the sea level. The temperature stays then ...
January 13, 2014

Math Ms. Sue please help!!!
Okay I am really stuck on this question Tip: ^ = exponent Example: 6x10^7 7 is exponent Question: Venus is the second planet from the sun. Earth is the third planet from the sun. The distance from Venus to the sun is 6.72x10^7 and the distance from Earth to the sun is 9.3x10^7...
November 6, 2013

MATH2
0 and 1 is all I know unless those are factors I don't know I get them confused. >.<
November 6, 2013

Math
But how about the replaced portion? I don't get this
November 1, 2013

Math
SORRY!
November 1, 2013

Math
Doesn't it have to be 7/12*6/11*5/10??
November 1, 2013

college algebra: probability and statistics
You roll a single die once. What is the probability you will roll an odd number or an even number?
June 30, 2013

Math Ms. Sue Please help!
How do you find an answer to a MAD (mean absolute deviation) chart?
March 18, 2013

Science
C.
March 18, 2013

Math Ms. Sue Please help!
Ok
February 13, 2013

Math Ms. Sue Please help!
Can you find me a website how to do inequalities on line graphs on the less than and greater than inequalities. Ex: 2r-2<4 (A line goes under the sign "<")
February 13, 2013

Chemistry
On June 17, heavy rain fell on Seattle for 26 min. at a rate of 3.9 mm/hr. if the area of Seattle is 144km^2, how many gallons of water fell on the city that day?
January 17, 2013

Chemistry
On June 17, heavy rain fell on Seattle for 26 min. at a rate of 3.9 mm/hr. if the area of Seattle is 144km^2, how many gallons of water fell on the city that day?
January 17, 2013

Math! Ms. Sue Please Help!!!
OO <-- actually that makes a venn diagram put together
October 4, 2012

Math! Ms. Sue Please Help!!!
I watched the video thanks Ms. Sue
October 4, 2012

Math! Ms. Sue Please Help!!!
How do you use a venn diagram to find the GCF and LCM of two or more factors. This is what a venn diagram looks like: ()() <--- put those together and it makes a venn diagram PLEASE HELP!
October 4, 2012

english
Oh sorry Ms. Sue :(
October 4, 2012

english
It's A. Your Welcome :D
October 4, 2012

math
24 pages 6x3+6=24
October 4, 2012

math
Its A. 3x3+3=12
October 4, 2012

Math 8R - Help!!!!!!!!
3!!! DUMB GIRL LAUREN!
September 25, 2012

Math Ms. Sue please help me!
I have to go sorry! D: Good Luck ;)!
September 25, 2012

Math Ms. Sue please help me!
Thanks Steve! :)
September 25, 2012

Math Ms. Sue please help me!
Write the prime factorization of 121 in exponential form.
September 25, 2012

Math I need help Ms. Sue please answer!
Thanks Ms. Sue :D!
September 25, 2012

Math I need help Ms. Sue please answer!
Thanks Jaden and Maci! :)
September 25, 2012

Math I need help Ms. Sue please answer!
I know how to do it but i can't find 2 prime numbers for 144.
September 25, 2012

Math I need help Ms. Sue please answer!
6th Grade Math: Write 144 as a product of prime factors. Then write the prime factorization using exponents.
September 25, 2012

math
49 years old. DUHH
September 25, 2012

Math
60 but not sure
September 25, 2012

algebraica expresion
8+3
September 25, 2012

Math
I dont know sorry
September 25, 2012

Lang Arts
??? O_O -LOST-
September 25, 2012

MATH
27.40/4=6.85 that is your answer
September 18, 2012

english
Maybe they mean, "does" ?
August 30, 2012

chemistry
the particles protons and neutrons present in atomic nucleus are known as......
May 18, 2012

English
expression of love
May 8, 2012

Physics
A diving board oscillates with simple harmonic motion of frequency 4.6 cycles per second. What is the maximum amplitude with which the end of the board can oscillate in order that a pebble placed there does not lose contact with the board during the oscillation?
May 1, 2012

Physics TO BOBPURSLEY
I got this (420+(1/2)1000(V1^2)+1000(0)= 0+(1/2)18(1000)V2^2+1000(9.8)(7.5) so it's 920 V1^2=82500 V2^2 but I don't understand how to get part a and b n how to solve for V1^2 and V2^2 and what does Equation of Continunity: Area1*V1=Area1*V2 mean I mean what is the area...
April 10, 2012

Physics
A house with its own well has a pump in the basement with an output pipe of inner radius 6.4 mm. Assume that the pump can maintain a gauge pressure of 420 kPa in the output pipe. A showerhead on the second floor (7.5 m above the pump's output pipe) has 38 holes, each of ...
April 10, 2012

Physics
A house with its own well has a pump in the basement with an output pipe of inner radius 6.4 mm. Assume that the pump can maintain a gauge pressure of 420 kPa in the output pipe. A showerhead on the second floor (7.5 m above the pump's output pipe) has 38 holes, each of ...
April 10, 2012

physics
A house with its own well has a pump in the basement with an output pipe of inner radius 6.4 mm. Assume that the pump can maintain a gauge pressure of 420 kPa in the output pipe. A showerhead on the second floor (7.5 m above the pump's output pipe) has 38 holes, each of ...
April 9, 2012

physics
A block of mass m = 3 kg is attached to a spring (k = 28 N/m) by a rope that hangs over a pulley of mass M = 7 kg and radius R = 6 cm, as shown in the figure. Treating the pulley as a solid homogeneous disk, neglecting friction at the axle of the pulley, and assuming the ...
March 28, 2012

Physics
A block of mass m = 3 kg is attached to a spring (k = 28 N/m) by a rope that hangs over a pulley of mass M = 7 kg and radius R = 6 cm, as shown in the figure. Treating the pulley as a solid homogeneous disk, neglecting friction at the axle of the pulley, and assuming the ...
March 27, 2012

Physics
Thank you Drwls :)
March 17, 2012

Physics
The pendulum bobs in the figure are made of soft clay so that they stick together after impact. The mass of bob B is 14 times that of bob A. Bob B is initially at rest. If bob A is released from a height h above its lowest point, what is the maximum height attained by bobs A ...
March 17, 2012

Physics
I don't understand what I am doing wrong I plugged in for the 1st one: (.05+.290)(4.75)/(.05+.290) and for second one: 2(.290)(4.75)/(.05+.290) but I get wrong answers!
March 17, 2012

Physics
A 50-g ball collides elastically with a 290-g ball that is at rest. If the 50-g ball was traveling in the positive x-direction at 4.75 m/s before the collision, what are the velocities of the two balls after the collision? 290-g ball: magnitude m/s ? 50-g ball: magnitude m/s...
March 17, 2012

Math
Thank you :)!
March 12, 2012

Math
x^3-6x^2+17x Find the point of inflection of the graph of the function? x,y ( , ) I tried to solve for it by getting the 1st derivative and setting it equal to 0 but i get sqrt,so am confused!
March 12, 2012

Math need help
y= sqrt(81-x^2) What length and width should the rectangle have so that its area is a maximum? (smaller value) (larger value) I have no clue how to do this, so if someone could please help! thank you
March 11, 2012

Math
y= sqrt(81-x^2) What length and width should the rectangle have so that its area is a maximum? (smaller value) (larger value)
March 10, 2012

Math
Thanks for the help but I am still confused because it's asking for smaller x-value larger x-value so what would that be?
March 10, 2012

Math
Find the points of inflection of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = 1/3x^4 + 4x^3 for some reason I am not getting the right answer; I got the graph on my calculator but it seems weird.
March 10, 2012

Math
Thnks :)
March 9, 2012

Math
2x^3+3x^2-120x to find the critical numbers I took the derivative which is 6x^2+6x-120 so divide by 6 to simplify x^2+x-20=0 so the critical numbers will be (4,0) and (-5,0) but its wrong I don't know y?
March 9, 2012

Math
4.5 or 9/2 thnks for some reason I forgot to put 2x I kept doing x=9! thank you :)
March 8, 2012

Math
f (x) = x^2, [4, 5] If the Mean Value Theorem can be applied, find all values of c in the open interval (a, b) such that f '(c) = f (b) − f (a)/b − a answers as a comma-separated list.
March 8, 2012

Math
THNKS :)I really appreciate your help!
March 8, 2012

Math
The height of a ball t seconds after it is thrown upward from a height of 6 feet and with an initial velocity of 80 feet per second is f (t) = -16t^2 + 80t + 6. According to Rolle's Theorem, what must be the velocity at some time in the interval (2, 3)? ft/sec? & Find that...
March 8, 2012

Math
The height of a ball t seconds after it is thrown upward from a height of 6 feet and with an initial velocity of 80 feet per second is f (t) = -16t^2 + 80t + 6. According to Rolle's Theorem, what must be the velocity at some time in the interval (2, 3)? ft/sec? & Find that...
March 7, 2012

Math
THNKS :)
March 7, 2012

Math
Determine whether Rolle's Theorem can be applied to f on the closed interval [a,b]. (Select all that apply.) f (x) = sin(x), [0, 2π] If Rolle's Theorem can be applied, find all values of c in the open interval (a, b) such that f '(c) = 0. (Enter your answers ...
March 7, 2012

Physics to bobpursley or any1 else who knows this
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet'...
February 23, 2012

Physics
Ok so this is what i did cubrt(2.13^2(6.67x10^-11)(2.0x10^26))/(4pi2)=R which is 1159307512 but then thats wrong so i don't know what i am doing wrong?
February 23, 2012

Physics
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet'...
February 23, 2012

Physics
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet'...
February 19, 2012

Physics I am lost please help
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet'...
February 18, 2012

Physics
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet'...
February 17, 2012

Physics to drwls question to answer given earlier
A 0.700-kg ball is on the end of a rope that is 0.90 m in length. The ball and rope are attached to a pole and the entire apparatus, including the pole, rotates about the pole's symmetry axis. The rope makes an angle of 70.0° with respect to the vertical as shown. What...
February 17, 2012

Physicsss
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet'...
February 17, 2012

physics
A planet has two satellite moons. Moon X has an orbital period of 2.13 days. Moon Y has an orbital period of about 3.53 days. Both moons have nearly circular orbits. Use Kepler's third law to find the distance of each satellite from the planet's center. The planet'...
February 17, 2012

physics
What is the tangential speed of the ball? thnks but i tried both 24.23m^2/s^2 and 4.92 n neither are right i dont understand whats wrong
February 16, 2012

physics
I was thinking that it would be .90tan(70)=2.47 m/s^2 but I am wrong so I don't know how to do this...
February 16, 2012

physics
A 0.700-kg ball is on the end of a rope that is 0.90 m in length. The ball and rope are attached to a pole and the entire apparatus, including the pole, rotates about the pole's symmetry axis. The rope makes an angle of 70.0° with respect to the vertical as shown. What...
February 16, 2012

Physics 12
I need help on solving this problem A plane with an air speed of 400km/hr wants to go north but a wind of 70 km/hr is blowing west. What must be the planes heading (to go north)? What will be its resulting ground speed?
February 14, 2012

Math
both because all multiples of 8 are multiples of 4 and 2. example:3x8=24 12x2=24 6x4=24
February 13, 2012

Thunderstorms
What is the history of thunderstorms in Florida? How does it effect the people & communties and natural enviroments?
November 27, 2011

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