physics please HELP !
130,975 results, page 71

*Math*
139 of CanTexh Supply's employees belong to a union; the remaining 248 employees are not union members. What percent of employees are in the union? (((please help, i have test tomorrow the first thing in the morning!!!:S))) i tried it myself but can u check if its rite if not ... 
math
Megan factored the expression (12x^2+52x35) as (2x+5)(6x7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x7) he got (12x^2+44x35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ... 
math
Megan factored the expression (12x^2+52x35) as (2x+5)(6x7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x7) he got (12x^2+44x35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ... 
algebra
Megan factored the expression (12x^2+52x35) as (2x+5)(6x7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x7) he got (12x^2+44x35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ... 
algebra
Megan factored the expression (12x^2+52x35) as (2x+5)(6x7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x7) he got (12x^2+44x35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ... 
algebra
Megan factored the expression (12x^2+52x35) as (2x+5)(6x7) but when Jacob applied FOIL principle and multiplied out (2x+5)(6x7) he got (12x^2+44x35),thus megan's solution does not appear to check please help megan to understand better.Explain your reasoning and ... 
Science
Helloo.. i got a worksheet about compounds,elements andnumber of elements. it tells me to list the elements and number of atoms found in each of the compounds and i don't understand how to do get the elements and the # of atoms in the equation.. PLease help me..!!! Common Name... 
AlgebraTrig Please Help ASAP
A balloon isin the vertical plane of two consecutive milestones of a road. The angles of depression of the stones as viewed from the balloon are 15 degrees and 17 degrees. Find the height of the balloon if (a) the stones are on opposite sides of the balloon, (b) the stones are... 
English A little help please
I am doing my plot summary on the Book Royally Jacked and I really want to know the significance of this title towards the book. I can't seem to explain it well. Royally stands for the royal family in this book whom Valerie and her dad are staying with. I just can't seem to ... 
Spanish 9th gradePlease check and advise
I need to write about my geometry class and what I do in the class. I need to use "la tarea" in the sentence. I'm not sure if I could use this to describe the calculations I do. I'm confused how to even conjugate or use this. Would it start with "Hago la tarea de los calculos... 
7th grade social studies
what are some unique facts about the Acoma pueblo? if you are going to say anything about looking in my textbook, well there is no information in ther. and i looked at some websites and they don't provide much except some original stuff. Please help!! Thank you!! p.s. please ... 
Science (Chemistry)
I'm not sure how to do a couple of problems on my chemistry worksheet. Can you please help me? You dissolve 0.00902 g of naOH in enough water to make 1000 mL. What is the Ph of this soultion. What is the molarity, pH, and pOH of 5.00 of naOH in 750.0 mL of soultion. I know how... 
animals
Do dogss eat rodents, fish, and rabbits? This is a school project. Someone help me PLZ!!!! Thank you for using the Jiskha Homework Help Forum. Since dogs are carnivors, yes they could. However it's my cat that catches rodents and leaves the headless "gifts" at my door! Please ... 
Physics
A 0.165kg cue ball with an inital speed of 2 m/s bounces off the rail in a game of pool. For x and y axses located the counce reverses the y component of the ball's velocity but does not alter the x component(the angle is 30 in the negative x axis and it bounces across the y ... 
Physics
A 0.165kg cue ball with an inital speed of 2 m/s bounces off the rail in a game of pool. For x and y axses located the counce reverses the y component of the ball's velocity but does not alter the x component(the angle is 30 in the negative x axis and it bounces across the y ... 
Physics
"You throw a rock at 25m/s at an angle of 25.8511 degrees hitting a target 50m away on the ground in 2.22s." (this is on a flat surface) Vi=25m/s Theta=25.8511 degrees x=50m t=2.22s and of course g=9.81m/(s^2) "How high does the rock fly in the air?" I know this problem should... 
Physics
"You throw a rock at 25m/s at an angle of 25.8511 degrees hitting a target 50m away on the ground in 2.22s." (this is on a flat surface) Vi=25m/s Theta=25.8511 degrees x=50m t=2.22s and of course g=9.81m/(s^2) "How high does the rock fly in the air?" I know this problem should... 
Physics help please
Twins who are 19.0 years of age leave the earth and travel to a distant planet 12.0 lightyears away. Assume that the planet and earth are at rest with respect to each other. The twins depart at the same time on different spaceships. One twin travels at a speed of 0.854c, and ... 
Physics
A beam of singly ionized carbon atoms (C12, C13, and C14 isotopes) is injected into a mass spectrometer, which isotopes would follow the trajectory of greatest diameter and strike the detection plate furthest? I know the answer is C14, but why? can someone explain it ... 
physics please help
A rocket, initially at rest on the ground, accelerates straight upward with a constant acceleration of 29.4 . The rocket accelerates for a period of 10.0 before exhausting its fuel. The rocket continues its ascent until its motion is halted by gravity. The rocket then enters ... 
Physics, need help only on part one.
You are using a 5mlong ladder to paint the exterior of your house. The point of contact between the ladder and the siding of the house is 4 m above the ground. The ladder has a mass of 18.0 kg. You weigh 56.6 kg and stand threequarters of the way up the ladder. (a) ... 
PSYCHOLOGY
major schools of thought in psychology My answer to this is please tell me if I am correct or not behaviorism social cultural Psychoanalytical cognitive Am I on the right path please help I have to write a paper It says to identify the major schools of thought in psychology ... 
ethics in management
I am trying to answer some question for class I am needing to find and understand these theories can someone please explain them or help me find information on them I cannot find anything that I understand searching for these terms are they called some thing else please help ... 
business ethics
I am trying to answer some question for class I am needing to find and understand these theories can someone please explain them or help me find information on them I cannot find anything that I understand searching for these terms are they called some thing else please help ... 
physics
Objects of equal mass are oscillating up and down in simple harmonic motion on two different vertical springs. The spring constant of spring 1 is 186 N/m. The motion of the object on spring 1 has 3 times the amplitude as the motion of the object on spring 2. The magnitude of ... 
physics
when you walkaround bare footed, a concrete floor feels colder than a carpeted floor in a room at the same temperature. why is this? please explain this to me. thx. well the carpeted floor is like a blanket so that would be my guess The skin does not sense temperature. Nerves ... 
physics
A device is designed to measure the speed of a bullet. The device consists of two rotating disks, separated by a distance of d=0.850m, and rotating with an angular speed of 95.0 rad/s. The bullet first passes through the left disk and the through the right disk. It is found ... 
Physics
For the situation: "A moving crate slides to a halt on a rough surface" Does temperature increase, decrease, or not change? Are work and heat positive, negative, or zero? Does thermal energy increase, decrease, or not change? My answer key says temperature increases, work is ... 
PHYSICS help plz
An airtraffic controller observes two aircraft on his radar screen. The first is at altitude 750 m, horizontal distance 20.0 km, and 25.0° south of west. The second aircraft is at altitude 1050 m, horizontal distance 17.0 km, and 17.0° west of south. (a) Write the ... 
Physics
I need help solving the problem below. Please respond. At the local swimming hole, a favorite trick is to run horizontally off a cliff that is 8.9 m above the water. One diver runs off the edge of the cliff, tucks into a "ball," and rotates on the way down with an average ... 
Physics Problem
Could you please check my work? 2. A 2 kg ball of putty moving to the right at 3m/s has a headon inelastic collision with a 1 kg ball of putty moving to the left at 3m/s. What is the final magnitude and direction of the velocity of the stuck together balls after the collision... 
PHYSICS
To see how two traveling waves of the same frequency create a standing wave. Consider a traveling wave described by the formula y1(x,t)=Asin(kx−ωt). This function might represent the lateral displacement of a string, a local electric field, the position of the ... 
Algebra Based  Physics Help Please!!!!
a) In 1897, Madeline Boardman won the longdrive contest during the U.S. Women's Amateur Golf Tournament. Her winning drive was 125 m. if the ball was hit off the tee at a 45 degree angle, what did the magnitude of its initial velocity have to be for her to make the winning ... 
physics
Posted by sandhu on Thursday, November 25, 2010 at 6:23am. A block starts with a speed of 18.0 m/s and slides for a distance of 2.2 m down a 40° ramp (ìk = 0.43). What is its final speed? (m/s) physics  drwls, Thursday, November 25, 2010 at 9:19am Final KE = PE loss  (work... 
Equations and Inequalities Unit Test
what are the answers to the Equations and Inequalities Unit Test. please please really help me. I have to finish it by today at 11:00. 
TRIANGLE SIMILARITIES RATIOS AND PROPORTIONS
imageshack(.)(us)/photo/myimages/834/j6wv.jpg/ imageshack(.)(us)/photo/myimages/17/6n4x.jpg/ please PLEASE IM BEGGING YOU MY TEACHER WILL BE GIVING ME 79 IF I DIDN'T GET THIS .. OR ELSE LOWER THAN THAT. PLEASE TRIANGLE SIMILARITIES RATIOS AND PROPORTIONS  BARBIE LEE, ... 
math
every row and column contains the same numbers and the same math signs, but they are arranged in a different order each time. can you find the correct order to arrive at the finals totals shown. only using 4 8 3 5 and * +  to make 31 15 20 21 9 17 11 27 ...but you only can ... 
HISTORY
(This homework question was removed due to a copyright claim submitted by K12 Inc.) Please, you DO NOT have to write me an essay, but if you could just answer my question and maybe make a list of things for each country and what they both have in common, than that would be ... 
Math(Please respond)
.50  x / x = 3.20e1 I need to solve for x. I was going to do .50 X 3.20e1 and then take the square root but this is not correct. I am not sure what to do. Thank you for your help. Math(Please help)  Reiny, Tuesday, April 17, 2012 at 3:18pm You probably meant (.50  x)/x = ... 
7th grade math Ms. Sue please
Sometimes people say, "Give 110% of your effort." Isit possible to get 110%? Is there ever a situation where you might have a percent over 110%? If no, explain why. If yes, Give a scenario where 110% is used. Please help Ms. sue! I have NO IDEA how to solve this and answer it... 
math help please
An art teacher had a total of t markers. He gave an equal number of markers to each of 18 students and had 16 markers left over. Which equation could be used to find n , the number of markers each student received? A t = 18n B t = 34n C t = 18n + 16 D t = 16n + 18 Please show ... 
SOCIAL STUDIES PLZ HELP
What is one thing that helped make the US a world power? A) The country experienced the great depression B)The country fought in world war 1 ** C)The country signed the peace of Paris D)The country fought in the french and Indian war. Please help me! I'm completely lost! Also ... 
physics charges. please help!
A charge Q = +4.5 uC is located at the origin and is fixed so that it cannot move. A small object with mass m = 2.0 g and charge q = +8.0 uC is released from rest at point A on the xaxis at x = 2.0 cm. The small object moves without friction along the xaxis under the ... 
physics 10
1.) 100 kJ of heat is added to 600g of zinc at 20 C and 75g of it melts. If the specific heat of zinc is 0.385 kJ/kgC and it melts at 420 C. What is its heat of fusion? 2.) If all the heat lost by 1kg of water at 0 C when it turns into ice at 0 C could be burn into KE, What ... 
physics
A uniform bar 25 meters long weighs 10,000 Newton's. From end A weight of 2500 Newton's is hung. At B the other end of the bar, there is a weight of 3500 Newton's. An upward force of 3000 Newton's is exerted 4 meters from B, while and upward force of 4000 Newton's is exerted 8... 
Physics
I've looked at other questions posted like this and can't understand the problem or any of the answers. Could someone please show how to find for Cliff and Will? Cliff and Will are carrying a uniform 2.0m board of mass 75kg. Will is supporting the board at the end while cliff ... 
statistics
Can someone please tell me how I miss this, I added them up 29 and divided by 8 and came up with 3.625. Below is the question. Please don't send me to other sites and just explain why it is wrong. The number of children, x, belonging to each of eight families registering for ... 
physics
A water slide is constructed so that swimmers, starting from rest at the top of the slide leave the end of the slide traveling horizontally. There is still a height between the surface of the water and the end of the slide. One person hits the water 5.00m far from the end of ... 
Math
Could someone please help me? calculate the volume in cu. ft of a section of drainage pipe that measures 8 feet in lenght and 24 inches in diameter (all measurements has to be in the same units and be careful that you distinguish between diameter and area when using this ... 
Physics
This question makes no sense to me. . . A 100watt lamp glows brighter than a 25watt lamp. What do you know about the resistances of these two lamps? ???? That they have different watts...thats all I can think of. Physics is not my strong subject. 
Physics
Find the net force on a,b and c. Given ma=363kg mb=517kg and mc=154kg. a<0.5m>b<0.25>c This was a question given to our class by our physics teacher ... he did not show us how to do it. So any help/steps involved to solve this problem would be much ... 
Physics
A student reading his physics book on a lake dock notices that the distance between two incoming wave crests is about 0.65 m, and he then measures the time of arrival between the crests to be 1.8 s. What is the approximate speed of the waves? 
physics
A 600pound boat sits on a ramp inclined at 30 degrees as shown in the attached image. What force is required to keep the boat from rolling down the ramp? Completely lost, never done physics before.... 
Physics
A diver (mass = 75.0 kg) walks to the end of a flexible diving board. The end of the board bends down a distance of 0.55 m. The diver's weight on the diving board makes it behave like a spring. a) Determine the spring constant of the diving board. b) Calculate the diver's ... 
Physics (Electric charge for charged rods)
I need help with this question, please. What is the direction of the force between (a) two particles whose charges are the same sign and (b) two particles of opposite sign? (c) What happens to the magnitude of the force when the distance between two particles is increased? ... 
physics
Can someone please help me solve this: An 7.74g bullet is fired into a 320g block that is initially at rest at the edge of a frictionless table of height h = 1.07 m The bullet remains in the block, and after the impact the block lands d = 2.07 m from the bottom of the table. A... 
Physics
I have a hw problem that I know involves calculus, but I'm stumped. The number density of photons left over from the Big Bang has an energy dependence of the form n(E)=(E^2)/e^(E/T)−1, where E is the energy of the photon and T is the temperature of this relic radiation... 
physics
The froghopper Philaenus spumarius is supposedly the best jumper in the animal kingdom. To start a jump, this insect can accelerate at 4.00 km/s2 over a distance of 2.00 mm as it straightens its specially adapted“jumping legs.” Assume the acceleration is constant. (a) Find... 
Physics
Did Einstein support quantum mechanics as being fundamental physics, or did he think quantum mechanics was inconclusive? 
Science  Please Help!
How can you tell the similarity between displacement and average velocity? It is for a part of a science problem. The lesson did not tell me how to do this. I have been stuck on that problem for a while. I also had my sister help me, and I looked things up for the problem. I ... 
Grade 12 Physics
Well, my final question before the big test, but this is messing me up in various assignment questions (rrrr). How do you find the magnitude of an object when friction is negligible? What is the actual definition of magnitude? I didn't take Physics 11, and this isn't in my ... 
Are there even any physics tutors here???
Sorry if I'm sounding as if I'm whining but I'm getting pretty annoyed at how there are many unanswered physics questions. Literally posted a question two months ago and never got any help... This is kinda annoying because the questions get lost in the large feed 
Physics (please help!!)
The Crab pulsar (m=2.00x10^30 kg) is a neutron star located in the Crab Nebula. The rotation rate of the Crab pulsar is currently about 30.0 rotations per second, or 60.0pi rad/s. The rotation rate of the pulsar, however, is decreasing; each year, the rotation period increases... 
physics
A 0.50kg block, starting at rest, slides down a 30.0° incline with kinetic friction coefficient 0.30 (the figure below). After sliding 84 cm down the incline, it slides across a frictionless horizontal surface and encounters a spring (k = 33 N/m). (a) What is the maximum ... 
physics
A 0.50kg block, starting at rest, slides down a 30.0° incline with kinetic friction coefficient 0.30 (the figure below). After sliding 84 cm down the incline, it slides across a frictionless horizontal surface and encounters a spring (k = 33 N/m). (a) What is the maximum ... 
Physics please help!
I have tried to work this one out and really can't get it. We have two carts that have magnets to keep them from touching. One cart is initially at rest and we push the second cart towards it. Because the two carts will not actually touch, the collision is elastic. Use the ... 
Physics
Block A sits on a horizontal tabletop. There is friction between the surface and Block A. The string passes over a frictionless, massless pulley. Block B hangs down vertically. When the two blocks are released, Block B accelerates downward at a rate of 2.030 m/s2. Block A (... 
Physics(Please help, thanks)
An experiment was done where a tiny steel ball was measured with a micrometer. I know I already posted a question about this before and was given a respond but after trying to fix my answers I am still lost. If someone could please review my results and tell me where I went ... 
Physics help please
A gamma ray with 700KeV energy is ComptonScattered from an electron. Find the energy of the photon scattered at 110 degrees, the energy of the scattered electron, and the recoil angle of the electron mp=mass of proton=1.673x10^27 λ=h/mpc(1cosθ) λ=(6.6261x10^... 
Physics Please Help
Two forces, F1 and F2, act on the 5.00 kg block shown in the drawing. The magnitudes of the forces are F1 = 69.0 N and F2 = 24.5 N. What is the horizontal acceleration (magnitude and direction) of the block? F1 is pointing at the top left corner of the box forming a 65 degree ... 
Physics
A 0.500 kg block is sitting on a horizontal, frictionless surface. The block is connected to a horizontal spring with a force constant of 124 N/m. The other end of the horizontal spring rests against a wall. When a 100.0 g arrow is fired into the wooden block, the spring ... 
Physics
A 0.500 kg block is sitting on a horizontal, frictionless surface. The block is connected to a horizontal spring with a force constant of 124 N/m. The other end of the horizontal spring rests against a wall. When a 100.0 g arrow is fired into the wooden block, the spring ... 
physics
A NONUNIFORM board of length L and mass M has a center of mass at 5/6L. If the fulcrum is placed at the center of the board and a block of mass m is placed at the right of the board, then where must a block of mass 3m be placed to balance the board? I assumed new variables ... 
trig
The displacement (in centimeters) of a particle moving back and forth along a straight line is given by the equation of motion s= 2 sin pi t + 3 cos pi t, where t is measured in seconds. (a) Find the average velocity during each time period: (i)[1,2] (ii) [1,1.1] (iii) [1, 1.... 
spanish
"Papá, ¿cuándo vamos a salir para Buenos Aires?" "El avión va a despegar ahora. Por favor, _____ el cinturón de seguridad." a. abróchese b. te abrochas c. abróchate d. te abrochaste "Papa, when are we leaving for Buenes Aires?" "The airplane is going to take off now. ... 
Spanish (Please check)
1. in which region of Spain is the city Segovia located? a. Northern Spain b. Central Spain c. Southern Spain ** 2. What important cultural center in Madrid is home to one of the worlds finest collections of European are from the twelfth to nineteenth century? a. The Prado ** ... 
CHEMISTRY (PLEASE HELP)
My question is about Determination of Iodine Value in Fats & Oils experiment. I can't seem to get the right IV for coconut oil (Iv = 711 range). I followed the procedure used by American Oil Chemists Society, but still I'm getting an IV value of around 1. The volume of ... 
Algebra pls. help
so i've already answered one of the questions i asked yesterday. thanks for the username damon. yeah it was a typo. I'm gonna repost a question. Please please... someone help me. *The first and the second term of a progression are "a" and "b" respectively. what is the third ... 
accounting
A business has a rate of return of seven times. At one time the business had an average stock of sh 142,000. The trade discounts allowed was 33.3% of all selling prices to retailers of gross profit. Calculate; (a) cost of goods sold (b) gross profit (c) turnover (d) total ... 
English
Could you please check these last two sentences, please? Thank you for your help. 1. Britain entered the First World War in 1914 by declaring war on Germany after the German invasion of Belgium. Peace was made at Versailles in 1919. Many British war poets expressed their ... 
Precalculus(NEED HELP ASAP PLEASE!!)
PLEASE HELP!! csc(theta)= 3/2 3pi/2 < theta < 2pi Find: sin(theta)= _____ ? cos(theta)= _____ ? tan(theta)= _____ ? cot(theta)= _____ ? sec(theta)= _____ ? 
History
I am not sure of this answer. Please help. The main reason that States hold many important powers is that the a. Framers distrusted a strong central government. b. Constitution does not grant many States' rights. c. Constitution describes a unitary state. d. States have ... 
Calculus Please Help
Hello I'm reposting this question because right now it's at the bottom and I don't think I will get an answer. Assume that the follwing function gives the position of an object at time t. Find the velocity indicated by setting up and evaluating a limt algebraically. s(t... 
social 10 COULD SOMEONE PLEASE HELP ME!
Historical Globalization & IMPERIALISM I HAVE POSTED ABOUT 8 QUESTIONS THAT I REALLY NEED THE ANSWERS TO, I HAVE SAT HEAR ALL WEEKEND AND JUST DON'T GET THEM I HAVE JUST GOT MYSELF SO CONFUSED SO COULD YOU PLEASE HELP ME, I'M SO TIRED AND FED UP! THANK YOU SO MUCH (I HAD ... 
Chemistry
If 2.5 g of element A combine with 5 g of element B to form compound AB how many grams of B are needed to form compound AB2? Which law did you use to answer this question ? My answer is 7.5 g. Im not sure if this is right. Please help this is due Thursday morning C an you ... 
physics, PLEASE ANSWER, I really need help!
The basal metabolic rate is the rate at which energy is produced in the body when a person is at rest. A 70.0 kg person of height 1.79 m would have a body surface area of approximately 1.90 m^2. What is the net amount of heat this person could radiate per second into a room at... 
physics
I know this has been posted many times but I keep trying and cannot get the right answer, A place kicker must kick a football from a point 39.9 m from a goal. As a result of the kick, the ball must clear the crossbar, which is 3.05 m high. When kicked the ball leaves the ... 
physics
I know this has been posted many times but I keep trying and cannot get the right answer, A place kicker must kick a football from a point 39.9 m from a goal. As a result of the kick, the ball must clear the crossbar, which is 3.05 m high. When kicked the ball leaves the ... 
Physics
An airplane has a velocity of 454 km/h relative to the moving air. At the same time, a wind blows northward with a speed of 99 km/h relative to earth. The airplane is moving in an easterly direction relative to earth. Find the speed of the airplane to relative to earth. So, i ... 
physics
An electric field of magnitude 3640 N/C is applied along the x axis. Calculate the electric flux through a rectangular plane 0.166 m wide and 0.72 m long if the plane is parallel to the yz plane. Answer in units of N · m2 /C. 435.05 N. m2/C 002 (part 2 of 3) 10.0 points ... 
Physics
PLEASE SOMEONE HELP ME WITH THIS DARN QUIZ. I'm so lost and all my teachers are too 'BUSY' to help me. :/ I'm getting so sick and tired of studying and not getting it but then having to take the blame for my instructor's folly. 2. Which of the following is a requirement that ... 
MATH/FINANCE
If DOL is defined as DOL=Percentage change in OCF/Percentage Change in Q please derive equation: DOL=1+FC/OCF? I need this by tomorrow...please help. 
math URGENT!!!!
the midpoints of the sides of a triangle are (1,1),(4,3),and (3,5). find the area of the triangle. please answer and show how u did it step by step please!!!! how do i find area of the smaller triangle? 
PreAlgebra
Hi has anyone done lesson 10: Geometry Unit Test Essential Algebra Readiness (PreAlgebra) B Unit 1: Geometry i really need help has anyone done it please if u have please help!!!! 
Physics
Help please, Four charges are placed at the four corners of a square of side 15 cm.The charges on the upper left and right corners are +3 uC and 6 uC respectively. The charges on the lower left and right corners are 2.4uC and9 uC respectively. The net force on 6uC charge ... 
Chemistry (pleas help!)
a stressed chemistry student is hyperventilating into a paper bag. The student stops to wip his brow after a few breaths, and the bag is at 5.7 KPa and the temperature in the lecture hall is 24 degrees C. The bag is 0.75 L full. The student then goes at it again, and ... 
English
Could you please check these two sentences, please? 1) Water chute and spring board don't have the same meaning, but I think I can use them both with "dive into the water". 2) Superman was both a superhero endowed with superpowers and a shy and insecure newspaper reporter. He ... 
Science Technology
Originally the camera was made to capture a moment in time quickly and exactly. Paintings often reflected the opinion of the painter in their art, however, photos show exactly what was happening. Photos can be biased but nonetheless they are real. Photography started becoming ... 
MATH HELP PLEASE
Bill has 30 coins, some nickels some dimes. They equal $2.10. How many nickels are there? What is the equasion used to solve this problem? When I solve it, I get 4.3 nickels, but how can there be .3? Please help me solve I posted the two equations for this about an hour ago. ... 
ENG1511
Hi, I need help please. I have to write 3pges of an argumentative essay. I have to provide heading which summaries my point of view and then write a convincing argument in support of my views. The topic is: Social media have made our lives easier. Write an essay in which you ...