Math(Please help)
186,872 results, page 100

Math
carl wants to plant a garden that is 1 1/2 yards long and has an area of 3 1/2 square yards. How wide should he make the garden? a. 3/7 yard b. 2 yards c. 2 1/2 yards d. 5 1/4 yards Help please. 
Math. PLEASE HELP!
1. What is the sum? 7 over 3+ 3 over 8 A. 65/24 B. 47/24 C. 4/5 D. 5/4 2. What is the difference? 9 over 5  1 over 6 A. 49/30 B. 8/1 C. 59/30 D. 1/8 3. What is the simplified form of the following expression? 4 over 7^3 A. 343/64 B. 21,952 C. 407 D. 64/343 My answers: 1... 
Math
My Shopping List 1. Please describe how to find a unit price. * a price for foodstuffs, stated or shown as the cost per unit, as per pound, per kilogram, per dozen, Contemporary definitions for unit price Expand. noun. the cost of a single commodity Unit Prices Please use the... 
4th grade Science (Please Help!)
Bowl A and Bowl B are filled with the same amount of water. Bowl A is covered in plastic wrap. Both bowls are left on a counter. The water level is checked in both bowls after 1 week. What is the independent variable? PLEASE HELP. 
Math
Hi, I have a question regarding simplifying the following expression: (1/x)/((1/3)x^(2/3)) = 3/3sqrtx The last expression reads three over cube root of x. I don't understand how to get from the expression on the left side of the equal sign to the one on the right. Could ... 
math
In 2007, the population of a town was approximately 35,250. In 2012, the population of the town had decreased to 28,200. Based on a linear model, what will be the approximate population of the town in 2014? Please i need help with this i don't understand. 
math
I have a question in my math class in college. Here is the question, but I just need help on HOW to answer it. My text isn't clear at all. A box contains 2 black balls and 3 gold balls. 2 balls are randomly drawn in succession. a.if there is no replacement, what is the ... 
mystery number math please help
This number has 7 digits The digit in the ten thousands place is 9 The digit in the hundreds place is 3 times greater than the digit in the ones place The digit in the millions place is the difference between the tens place and the thousands place The hundreds thousands place ... 
Math Please check these
Find the Perimeter and area of each square and rectangle. On my actual paper I have the cm and in behind the numbers along with the area's squared sign I just didn't know how to put that on here. 1. L2 W3 A=6 P=10 2. L1 W1 A=1 P=4 3. L7 W1 A=7 P=16 4. L7 W7 A=49 P=28 5. L6 W4 ... 
Math(Please check)
You invest $3000 in a savings account where you earn 4% interest compounded continuously a) what is the formula A(t) for the balance after t years? A(t)=3000e^0.04(t) b) How long will it take for the money to double? 6000=3000e^0.04t Is this the correct setup so far or would I... 
4th grade math
Hello, I am trying to help my son with his homework but i have no clue how to work these following: write a number expression for each phrase 1) 1,285 is how much more than 622 2) $402 increased by $86 3) 946 beads, then 80 fewer beads 4) 12 adults combined with 26 children ... 
math
two crooks rob a bank and flee to the east at 66mph. In 30mins, the police follow them in a hellicopter. flying at 132mph. How long willit take for the police to overtake the robbers? I came up with 60mins. i don't think it right! please help with distance problems, i really ... 
math
Given a circle A whose diameter is 2 ft.and a rectangular piece of tin B,10ft by 4 ft.Find, correct to the nearest square foot, the tin that will be left after the greatest possible number of circles of the size of A have been cut from B. a. zero b. 1 sq.ft c. 2 sq.ft d. 9 sq.... 
math
1. Select all the values of x that will make the following inequality true. 2(3x − 6) ≥ 5x − 10 Chat x = 5 x = 1 x = 0 x = 2 x = 13 x = 7 Please help I've been stuck on this problem for a long time at least just give me 1 example so i can plug it in with the... 
Math (calc)
An open box with a square base is to have a volume of 12ft^3. Find the box dimensions that minimize the amount of material used. (round to two decimal places). it asks for the side length and the height. Please help asap due in a few hours. Thank you 
Math
Are these correct? I need to bring my grades up for math. Please help! 1. Identify the decimal and simplified fractional form of 60% A)0.6 and 4/5 B)0.6 and 3/5 *** C)0.06 and 3/5 D)0.06 and 6/10 2. A baseball team wins 45% of its games. What fraction of games does it win? A)8... 
Math.
Ashanti and Maria went to the store to buy snacks for their back to school party. They bought bags of chips, ptetzels, and nachos. They bought three times as many bags of pretzels as bags of chips, and two fewer bags of nachos than bags of pretzels. If x reprsents the number ... 
math,help
can some one help me set this up into eqautions to be solved please. One number is 6 more than another. If the sum of the smaller number and 3 times the larger number is 34, find the two numbers. x=10 y=4 Those are the answers but how do you get to them. 3 liters= mL Wouldn't ... 
math
Please help me to find the range of each set of numbers.7, 7, 5, 4, 1, 9, 8, 8, 8, 5, 2 The range of a set of data is the difference between the highest and lowest values in the set. This is true whether there is one or more scores at either extreme value. I hope this helps. ... 
Math(Please help)
1) An expression that occurs in calculus in given. Reduce the expression to lowest terms. (2x + 5) 4x  2x^2(2) / (2x+5)^2 I have no idea what to do for this. 2) Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are ... 
Math(Please help)
1) An expression that occurs in calculus in given. Reduce the expression to lowest terms. (2x + 5) 4x  2x^2(2) / (2x+5)^2 I have no idea what to do for this. 2) Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are ... 
Math vectors
1. AF in terms of AB 2. AE in terms of AB and BC 3. BC in terms of AF and EC Jhiska doesnt allow me to post urls so can you please search in "Intro to Vectors MCV4U U1A2 Assignment Question1 Support" on youtube which shows the diagram needed to answer this question. 
Math vectors
1. AF in terms of AB 2. AE in terms of AB and BC 3. BC in terms of AF and EC Jhiska doesnt allow me to post urls so can you please search in "Intro to Vectors MCV4U U1A2 Assignment Question1 Support" on youtube which shows the diagram needed to answer this question. 
Vectors Math
1. AF in terms of AB 2. AE in terms of AB and BC 3. BC in terms of AF and EC Jhiska doesnt allow me to post urls so can you please search in "Intro to Vectors MCV4U U1A2 Assignment Question1 Support" on youtube which shows the diagram needed to answer this question. 
math
i would like any help or suggestions you have please as i am very stcuk on these questions thanks here is the scene: each phone call made to the emergency services has probability 0.02 that it is not legitimate. assume that the legitimacy of one call is independant of weather ... 
Health care please check answer
Please check my answer thank you :) How are children hospitals paid ? (excluded from Medicare acute care PPS) My answer they are paid based on reasonable costs. 
language please check my work
revise the sentence for a clear meaning here is the sentence Surgeons moved around the operating room, skillfully using tools wearing slippers. the revised sentence Surgeons,wearing slippers,moved around the operating room skillfully using their tools. please if there is a ... 
7TH GRADE MATH
how do i do these: 1.100 increased by 72% 2. 10 increased by 30% 3. 80 increased by 60% 4. 6 increased by 10% 5.12 increased by 40% PLEASE HELP :( 
Algebra
Mr. Green teaches band, choir, and math. This year, he has 57 students that take at least one of his classes. He teaches band to 25 students. There are 48 students who take either band or choir or both. There are 9 students who take both math and choir with Mr. Green. Use the ... 
English
Could you please check these two statements, please? 1) At midday I went to my motherinlaw's (house) and I had lunch there. We had seven different kinds of starters. 2) The ones I liked most were breaded artichokes and watercress with cherry tomatoes and quail eggs. The one ... 
As physics
From the list of compounds below identify the molecules (find out the no. of molecules): 1) Propanone C3H6O Mr:58 2) Chromium Trioxide Cr2O3 Mr: 152 3) Rubidium Carbonate Rb2CO3 Mr: 231 4) Neon Ne Mr:20.2 5) Nitrophenol C6H5NO3 Mr: 139 6) Dinitrogentetraoxide N2O4 Mr:92 Please... 
Math Algrebra
Please Help! I don't know what the equation is and Google isn't helping!!! Please tell me the equation and how you could get the answer of each? 1) A student is the 35th counted from the front end and the 40th counted from the back end. How many students are in a line? 2) ... 
social studies
how did Mikhail gorbachev affect the government? What did Boris Yeltsin do and how did he affect the government? Please don't give me any links. Please note that we don't do students' homework for them. Our tutors try to give you the information to help you complete your ... 
math
The sum of 4 y yards and 2i inches equals a. 6iy feet b. (12y+1/6)feet c. 12 1/6 feet d. (12y+24i)feet e. 12 1/6 iy feet please answer and explain 
Math
Need Answer to the Following Please: Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four different digits to form a fourdigit number that is NOT divisible by 7. The digits 1238 cannot be arranged to create a fourdigit number that is divisible by 7. The ... 
please help in math homework
x squared minus 6xy plus 9y squared minus 4z squared 
Math
Would these simplified expressions by equivalent to these expressions: i)f(x)=3(x+2)^2 ii)f(x)=x^2x2 / 3x^2+4x+1 Simplified expressions: i)3x^213x13 ii)(x2)(3x+1) Please help me! 
Math
On Monday the temp was 50 degrees. On Tuesday the temp increased by 22% what was the temp on Tuesday? Please help! 
statment!
“ he was little or nothing but life.” what does this statement mean? Rob (or is it Ben?)  Please note the following: Please remember these things: 1. This is a homework help website; please put your subject (math, science, English, or ??) in the subject line to make it ... 
chemistry
calculate the density of NO3 gas at 0.970mm Hg and 35C Take 1 liter. calculate n in PV=nRT then, density= mass/volume= (n*molmassNO3)/1liter. I STILL DON'T UNDERSTAND HOW TO DO IT COULD U PLEASE EXPLAIN What don't you understand about PV = nRT and how that fits your problem. ... 
Writing
please assist me with writing a good report. My grades are really low and i need this report to be great. I have to write on Black history Report on Black abolitionist,politicians and military.The letters I have is SZ like al sharpton. please give me some advice....thank you 
business
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 ... 
Calculus  Optimization
A cylindrical container with a volume of 3000 cm^3 is constructed from two types of material. The side and bottom of the container cost $0.10/cm^2 and the top of the container costs $0.20/cm^2. a) Determine the radius and height that will minimize the cost. b) Determine the ... 
PreCalculus
Applications of Logarithms I really need help with this log stuff please. If the PH of acetic acid is 5, what is the PH of hydrochloric acid if it is 200 times more acidic? the formula is right here: P=P0*10^PH2PH1 200=10^5PH1 log200=(5PH1)log10 And I don't know where to go... 
Logarithmic Function
Could you please verify and calculate the following logarithmic equation: y = 2log_2(2)(x+2)4 , in which x=2. So the equation would become: y = 2log_2(2)(2+2)4 Solving... y = 2log_2(2)(4)4 y = 2log_2(8)4 y = 2(3)4 y = 64 y = 2 So I got y=2, however my answer sheet and my... 
Math
Someone please help me figure this problem Given: Triangles ABC and BCD are isosceles, m∠BDC = 30°, and m∠ABD = 155°. Find m∠ABC, m∠BAC, and m∠DBC. 
math help please?!
Solve the system by Gauss  Jordan elimination. { 1/3 x + 3/4 y  2/3 z = 8 x + 1/2 y + 1/3 z = 18 1/6 x = 1/8 y  z = 24 a. (−6, 8, −24) b. (−6, −8, −24) c. (0, 8, −24) d. (6,8,24) e. (6, −8, 24) 
Geog
if the temperature at sea level is 70 degree F , according to the normal of average lapse rate of 3.6 degree F/1000', the temperature at 10,000' would be what? show work plz Please note that we don't do students' homework for them. Once YOU have come up with a response to YOUR... 
Integrated Science.
Hello there experts!Can you help me out with some of my questions?Thank you. My first question is. 1.)List 3 warning symbols in my home...please! 2.)What are some precautious i should take in a lab? and or Give 3 reasons why keen attention is being paid in a lab room? Please ... 
AED / ASAP PLEASE
i need help finding info. on Taoist... if they are pro or con on the following things... prayer in school, creationismv. evolution, studying woman's rights in the middle east, saying the pledge of allegiance, starting a gay or lesbian support group, and interracial dating... 
spanish
please please help me with this one: "¿Fueron Paula y Marta al partido de hockey?" "No pudieron ir porque _____." a. se bañaron temprano b. no se peinaron c. se secaron bien el pelo d. se levantaron tarde paula and marta played a game of hockey..? no, ....because______. i ... 
Please help for my test CALculus
using the chain rule find the min and max points and their values of the composite function defined by z=x^2+y^2, x=sin(2t), y=cos(t) This is what Ive got so far... dz/dt= 2x*dx/dt+2y*dy/dt =4sin2tcos2t2sintcost I understand the steps of computing the max and min I just can't... 
Science (chemistry) help please
The following data was obtained from titrating a solution containing 25 mL of 0.0100 M MgCl2 solution, 1 mL of NH3OH buffer, and 10 drops of Calmagite with EDTA. Calculate the concentration of EDTA. Report the answer with three sig figs. I don't know what to do? I know that 0.... 
english help please!!
Which of the following sentences uses the word "synthesize" correctly?  I was so tired I feared that I might synthesize, which would be dangerous. The Internet company was known for its excellent ability to synthesize.  The Coast Guard had to rescue the family when their ... 
math
If the answer is 1 2/3, what is the question? 5th grade level answer please What is 5/3? UM THE FRACTION IS 1 2/3 hes saying 5/3 = 1 2/3 right. 5/3 = 1 & 2/3 OOO IS THAT RIGHT what is the deinition of whole number percent The question is to calculate this: 1 + (2/5) + (2/5)*(2... 
math
Please help I know to figure out simple interest but what is the best way to figure out compound interest example 8,000 invested for one year at 6 % compounded quarterly (with the answer rounded to the nearest dollar 
Math
I have this application that I cant figure out how to work. Please help without giving me the answer. A tree casts a shadow that measures 5 m. At the same time, a meter stick casts a shadow that is 0.4 m long. How tall is the tree? 
math easy challenge
Square Numbers Lagrange's Theorem A famous mathematician called Lagrange proved that every whole number could be written as the sum of 4 or fewer square numbers. Examples: 19 = 16 + 1 + 1 + 1 35 = 25 + 9 + 1 47 = 36 + 9 + 1 + 1 What would 96 be? Please help!! 
MATH
NORALIE USES 22 GAL OF GAS TO GO 682 MILES. WHAT ARE THE 2 UNIT RATES SHE MIGHT COMPARE & COMPUTE THEM I KNOW ONE IS MILES PER GALLON BUT WHAT IS THE OTHER UNIT RATE? LITERS PER KILOMETER? PLEASE HELP 
Math
Im going to try another percentage problem. Will you please double check me. Thanks for all your help! 2580/4440=.581081081 Change to percent and round to nearest tenth. .581081081*100=58.108 rounded to nearest tenth is 58.1% 
Math
Mrs Allen spends 3/5 of her money at the grocery store. Next she spends 3/5 of her remaining money at the petrol station. She then has $8.00 left. I know the answer is $50 BUT I need to explain why its right please explain on a yr 7 level would be helpful! 
5th Grade Math
0.38 = (3 X 0.1) + ( X ) My sons paper instructs us to fill in the missing values. We understand that we are to fill in the two values in the second set of parenthesis, but that is all we understand. Please help...I feel so inadequate because I can't help my child with this ... 
Math
Jared obtained a simple interest loan for 1200 at a credit union at an annual interest rate o f 5.5%. if Jared paid $1430 to repay the loan, for how many months, was the money borrowed ? ( can you please tell me the steps. thanks ) 
Math( please help)
a ball is kicked in the air from the top of a cliff. the path the ball travels is given by the equation h(t)=5t^2+17t+22 where h(t) is the height in metres and t is the time in seconds a) what is the maximum height that the ball reaches b)when will the ball hit the ground 
Math( please help)
a ball is kicked in the air from the top of a cliff. the path the ball travels is given by the equation h(t)=5t^2+17t+22 where h(t) is the height in metres and t is the time in seconds a) what is the maximum height that the ball reaches b)when will the ball hit the ground 
math
. Given the following function, f(x)=x^2 8x find: (a) vertex, (b) axis of symmetry, (c) intercepts, (d) domain, (e) range, (f) intervals where the function is increasing, (g) intervals where the function is decreasing, and (h) the graph of the function. Please show all of ... 
math
find the number of possible 5 card hands that contain the cards specified a: 5 face cards(either king,queen, or jacks) b: 4 aces and 1 other card c: 2 aces and 3 kings please explain what im supposed to do thanks! 
math
Figure your age in months, days and hours. since I am 9 years old I found out that i am 117 months, 3,563 days and 85,512 hours. The problen is that I do not know how to show my work. Please respond soon. 
math
still stuck on this one please help Marissa plans to use 50 sheet of aper for a scrapbook. How much thicker will the scrapbook be if she uses heavyweight (which is 2/5 in for 100 sheets) instead of lightweight paper (which is 3/10 in for 100 sheets)? 
math
A tree on a hillside casts a shadow 200 ft down the hill. If the angle of inclination of the hillside is 23 to the horizontal and the angle of elevation of the sun is 54, find the height of the tree. Please round the answer to the nearest integer. 
math
In a 3 hour examination of 350 questions, there are 50 mathematics problems. If twice as much time should be allowed for each problem as for each of the other questions, how many minutes should be spent on the mathematical problems? not just and answer please A.45 B.52 C.60 D.... 
math(precalculus)
Write the equation of a Rational Function satisfying given conditions. Has vertical asymptotes located at x2 and x=1 Has a horizontal asymptote located at y=0(xaxis) yintercept:(0,2) xintercept (4,0) R(x)= ??? what I did is, R(x)= ax+b/c(x2)(x+1) then plug in (0,2), b=... 
8th grade Math help
PLEASE HELP!!! Anita hikes 7 miles due east and then 3 miles due north. Rounded to the nearest mile, what is the shortest distance from the starting point to the ending point? A. 4 B. 6 C. 8 D. 10 I think it's B. am i right? 
math
(6.0 x 10^5) x (3.0 x 10^4)= A. 18 x 10^20 B. 18 x 10^9 C. 1.8 x 10^20 D. 1.8 x 10^10 2. (5 x 10^2) divided by (2 x 10^3) = A. 2.5 x 10^5 B. 2.5 x 10^1 C. 25 x 10^1 D. 25 x 10^2 3. (2.56 x 10^6) times (3.56 x 10^2)= A. 9.1136 x 10^12 B. 91.138 x 10^8 C. 9.1136 x 10^8 D. 91.... 
Math PLEASE HELP!!!!!!!!!!!!!!!
A biker traveling at his usual speed can go from his house to work in 4 hours. When the weather is bad, he travels 6 miles per hour slower, and it takes him half an hour more. How far is his work from his house? 
Math
My question showed a bar graph showing the number of days of class 20 students missed. "What is the average number of days that each student missed?" A) 1 B) 1.5 C) 1.7 D)2 E)2.3 **The answer's 1.7 (according to my teacher), but from solving it I either got a 1.5 or 2. Please ... 
Math
Lindsay draws a right triangle and adds the measure of the right angle and one acute angle. Which is a possible sum of the two angles? A) 180 B) 45 C) 90 D) 120 Answer is D) 120. Please correct me if I am wrong. Thank you for your help. 
***PLEASE SCIENCE****
I have this question: Which is the smallest unit of measurement for temperature? One Celsius degree: one Kelvin:one Fahrenheit. I think it is Kelvin but I can't find anywhere in my book where it refers to that. When I google all three it says Celsius & Kelvin is the same. Can ... 
Math(Please Help!!!)
Triangle NQP is an equilateral triangle with the measure of angle N=5x2y and the measure of angle P=x+2y. Find the values of x and y. 
7th math
write fraction as percent, 23/4 write percent in lowest fraction form, 60% 99% = 49.5/50? steps please... 
MathMs. Sue
Ms. Sue could you please show me how slove this equation. Could you show me how to solve it like this: for ex.: x15 = 8 +15 +15 x = 7 I need help with this equation: 10=W32+6 
Math  logarithmic equation
Solve the logarithmic equation. Please show all of your work. Loga(x+3) + loga(x3) = 3 
8th grade math
how do you make an equation that is parallel to another equation? how do you make an equation that is perpendicular to another equation? please help and explain. Thank you. 
math
Can u please help. The width of a rectangle is represented by w meters. Represent the length of the rectangle if it exceeds the width by 8 meters. Thank you 
math
If the area of a circle is increased by a factor of 9, the circumference of that circle will be increased by what factor? a. 3 b. 6 c. 9 d. 18 e. 81 please answer and explain 
cca math
help please! Lesson 11: Rational Numbers Unit TestLesson 11: Rational Numbers Unit Test 
extreme math help please
Explain how to write a function rule from the table below. Then write a function rule. x246 y101 
Gen Chemistry
What is the pH ( 3 significant digits) of a 0.01 M solution of sulfuric acid? Hint is that the first ionization constant is "large", and the second is finite, and the [H+] donated by the second equilibrium depends upon the amount of [H+] already donated by the first ionization... 
grammar
Which one of the following sentences uses pronouns correctly? A.Please give Paul and I your undivided attention. B.Jacob and me are going to set a meeting date. C.Carol told Silvya and he the good news. D. Send the package to Tanya and him. I think the answer is A.Please give ... 
Chemistry
1. net ionic equation for the reaction between silver nitrate and the arsenate ion I got: 3Ag (+) + AsO4 > Ag3AsO4 2. net ionic equation for the precipitation of copper hexacyanoferrate (II). I got: 2Cu (2+) + [Fe(CN)6] > Cu2 [Fe(CN6)] Can someone please check and ... 
financial Matters
I need help in understanding this question given by my instructor. I have posted this question to her, three days ago and not getting any response. Please help!! What is meant by shortterm bank notes and how does it apply for permanent financing at shortterm rates? Can you ... 
financial Matters
I need help in understanding this question given by my instructor. I have posted this question to her, three days ago and not getting any response. Please help!! What is meant by shortterm bank notes and how does it apply for permanent financing at shortterm rates? Can you ... 
statistics
Given that x is a normally distributed random variable with a mean of 60 and a standard deviation of 10, find the P(56 < x <74). Please show all your work and write your answer in a complete sentence. Using the information from question 1, what percentage of the ... 
GEOMETRY
A cylindrical tank if 8 ft. in diameter and 20 ft tall. how many gallons of paint are needed to paint the tank if one gallon covers 200 sq ft ? and a cylindrical hole with diameter 8 inches is cut through a cube 10 in. on a side. find the surface area of this solid HOW PLEASE... 
PreCal
Evaluate the following. Show you work: A). tan^1(tan(5π/6)) B). cos^1(cos(π/4)) Can someone please show me the steps to evaluating this problem. I've been working this for 2 hours today and all of last night, I still can't seem to figure it out. Please leave notes... 
Math
Write equations that equal the number 44 using exactly four 4's 4sqred plus 4sqred plus 4qred minus 4 (donno if it counts) Hi Tom , We can only use the symbols of multiplication, division, subtraction and addition. Please try again Thanks 44+44 = 44 
Math
please chek my answer thanks :) What is purchase price of 15 Warren Corporation bounds with a coupon rate of 7 3/4 and a current market price of 98 ? The commission charge is $8 per bound. The date of the transcation is March 5 and the bond pays interest on Nov 5 and May 5 My ... 
math
In solving the equation (x + 4)(x – 7) = 18, Eric stated that the solution would be x + 4 = 18 => x = 22 or (x – 7) = 18 => x = 11 However, at least one of these solutions fails to work when substituted back into the original equation. Why is that? Please help ... 
math
dave has a rabbit, a ferret,a gerbil and a turtle. He feeds them in a different order each day. In how many different orders can dave feed his pets. Make an organized list to solve each problem. Write each answer in a complete sentence show work please 
Math
Please help I have no Idea what to do here. A box with an open top is to be constructed by cutting ainch squares from the corners of a rectangular sheet of tin whose length is twice its width. What size sheet will produce a box having a volume of 420 in^3 when a = 3?