# Math(Please help)

181,141 results, page 82

### MATH

mike car traveled 237 miles on 7 9/10 gallons of gas, how many miles per gallon did he achieve? i multiply 7 by 10 and add 9 which my equation 237/1 x 79/10 and then got stuck, please help

### math

if you are 6 ft tall and cast a 90" shadow and are standing 70" from a lamp how tall is the lamp someone helped with this earlier (steve) but I still don't understand how you got your answer...can you please explain further?

### 8th grade math

Find the interest earned on each account. $970 at 4 1/2% simple interest for 2 years. I don't know if I solved the problem correct please help: I = p x r x t = 970 x 0.42 x 2 = 814.8 I don't know what number to convert 1/4 to!

### math

Mrs. Black has one begonia plant. If she buys two begonia plants each year for every one she has, how many will she have in four years? Please explain the answer.

### math i don't get it

If 6 equilateral triangles are placed side by side so that only two sides of each triangle touch one of the other triangles, what shape is formed? Please explain the answer.

### 8th grade math for Ms. Sue

How is an inequality different from an equation? Give a real-world scenario in which you would write an inequality rather than an equation. I don't know how to solve this or what the answer is. Please help!

### math

solve the polynomial inequality and graph the solution set on a real number line. express the solution set in interval notation x^3+x^2+64x+64>0 show work please

### math

If shipping charges to certain point 62 cents for the first five ounces and 8 cents for each additional ounce, the weight of a package, in pounds, for which the charges are $1.66 is not just an answer please A.7/8 B.1 C.1 1/8 D.1 1/4 E.1 1/2

### Math (please help steve)

In triangle ΔABC, AB^2+BC^2+AC^2=cosAsinBsinC+sinAcosBsinC+sinAsinBcosC. The area of the circumcircle of ΔABC can be represented as a/bπ, where a and b are positive coprime integers. What is the value of a+b?

### math

y = -1/6 x + 5 identify the slope and the y-intercept of the equation.? how you would graph this line using the slope-intercept method. ? my teacher is saying im still getting the wrong answer:( please help

### Math

Write six hundred billion,two hundred thousand, two in expanded firm using exponents Please check 600, 000, 200, 002 (6×10^11)+(2×10^6)+(2×10^1)

### math... PLEASE HELP!!

The measure of one angle is described as twelve more than four times a number. Its supplement is as twice as large. Find the measure of each angle using an equation.

### MATH equations /mrs.sue

one of the worlds tallest office is 88 buildings is Malaysia the building has 88 stories . the height of the 88 stories is 1,23 use equivalent equations please show me how to do it

### math

The length of a rectangle is represented by the numerical value of 5V^3. If the recrtangle is equal in area to a squae with a side represented by 4V, what is the width of the rectangle in terms of V? a. 1/80V^5 b. 4/5V c. 16/5V d. 16/5V^2 e. 5V/16 please answer and explain

### Check my math please ASAP

If im not right then can you tell me which are wrong and right thanks 1.B 2.C 3.A 4.C 1.Which inequality is false? A.3 < 7 B.–8 < –5 C.–9 > –4 D.10 > –12 2.What are the integer solutions of the inequality |x| < 2 ? A.2 only B.2 and –2 C.1, 0, and –...

### Math

If the total cost function for producing x lamps is C(x) = 90 + 36x + 0.1x^2 dollars, producing how many units will result in a minimum average cost per unit? PLEASE EXPLAIN YOUR WORK Thank you

### Math please help

A cos wave has its first maximum at the point (pie/2, 2) and its first minimum at (5pie/2, -4) what is the equation of the function? I remember writing 3cos(1/2(x-pie/2)-1 but I'm sure that it's wrong ?

### Math

The sum of two numbers is 15. Three times the second number minus four times the first number equals 4. What are the missing variables? Please show your work.

### Math

I have determine if these are area or volume simply based on looking at them without doing the calculations. Could you please explain how to do that? 1. pi(4 in)^3 is in the numerator 3 is in the denominator 2. 2pi(1.5m)^2 + 2pi(1.5m)(3m) 3. 1/2(10ft)(18ft) + (10ft)^2 Thank you.

### Math please help

Three consecutive odd intergers are such that the sum of the squares of the first two integers is 54 more than 20 times the third integer. Determine the three integers.

### math

The population of town N increases every year by 2%. What will be the population of this town in 3 years if it is currently nine hundred thousand people. (Round the answer to a whole number.) Please help

### Math

Last Week June 16,2017 Ghana's Midweek Lottery Results were as follows Win: 05-25-71-56-19 Machine: 42-57-45-36-68 Please help me predict the next winning numbers for today June 21,2017

### math

16 persons need 56 kg of rice in 1 week. How much rice will be needed by 24 persons in four weeks? ^please anyone over here ryt now may you help me to arrive to the final answe^

### english

Homework help please i need to pass? in the play a midsummer night dream for the character Hermia i need help answering these question as if i were Hermia. (answer the questions like something Hermia would say) please really in depth answers please What does it mean to be a ...

### Math

A 6.4 ton military fighter must land on a flight strip. If the plane lands at a speed of 368 mph, and the coefficient of kinetic friction is 0.72 between the wheels and the ground. If the runway must be at least 150% as long as the shortest possible landing distance of the ...

### Chemistry

Someone help me with my titration molarity calculation please!? I have titrated 1.000 mL of Ca(IO3)2 with 2.197 ml of 0.022 M thiosulfate. First I found the moles of thiosulfate present with 0.002197 L x 0.022 M = 4.8388E-5. The mole ratio of S2O3^-2 and IO3- should be 6:1 (...

### Physics-Please check

I posted this question this morning but I'm not sure of the response Damon provided. If you were in a rotor style ride and the riders accelerate until the speed of ride is reached- if the radius of the cylinder is 5.0m and the coefficient of friction between clothes and wall ...

### Literature Opinion Please Read

I need your opinion on something. If you are a boy please refer to a girl. If you are a girl please refer to a boy. Ok now if you are doing a play for Romeo and Juliet and you had the opposite gender would you sound like yourself or would you try to sound like a girl or boy. ...

### Roger or bobpursley - please help asap.

Tony used to jog 0.95 kilometers every morning. one day, it rained, so he jog only 0.75 kilometer. What part of his regular jogging distance did he jog? percentjogging= .75/.95 * 100 percent When asking for help, please do not put particular volunteers in the subject box. 1) ...

### English

1. Please call me at 123-4567. 2. Please call at 123-4567. 3. Please call 123-4567. 4. Please dial me at 123-4567. 5. Please dial at 123-4567. 6. Please dial 123-4567. (Which ones are not grammatical? Which ones are grammatical? Thank you.)

### Mat/117 DQ1

How do you know if a quadratic equation will have one, two, or no solutions?Please give examples. How do you find a quadratic equation if you are only given the solution? Please give an example.Is it possible to have different quadratic equations with the same solution? ...

### math

If 1/2 of a number, 1/3 of the number, 1/4 of the number, and 2/7 of the number are added together, the sum is 575. What is the number? Please show steps/work.

### Math

If each cube represents 0.25 in3, what is the volume of the prism? A) 6 in3 B) 12 in3 C) 48 in3 D) 75 in3 I am not really goo with these, but I think the answer might be b. Please give me the explanation. Thank you

### math

I really need help. Please help. Solve for x: log(subscript)3(3x+1)-log(subscript)3(x-1)=2

### math

Could someone please help me answer this Prove tan(-theta) = -tan(theta)

### Math

find the slope for (-16, -19) and (-18, -20) can some please help me I don't understand how to find the slope for this thank you in advance.

### Math

Please show the steps of 2209^1/2 or steps of square root of 2209?

### Math

a rectangle has a lenght of 3.5 meters and a width of 1.75 meters. what is the perimeter of the rectangle????? PLEASE HELP!!!!!

### math/derivatives

Please compute the derivative for g(x)= sqrt x - 3/x squared. I know the derivative for sqrt x = x ^1/2

### math steve

steve can you explain step by step please 8x=5y and 3y=14z then 12x= how many z's

### Math

please do this with the steps so I can understand this If 6/square root x^2+4(square root end)=2, then x^2=?

### math - please help

f(x)=2x; -1(is less than or equal to) x (less than or equal to) 5 Find the domain of the function.

### math - please help

f(x)=2x; -1(is less than or equal to) x (less than or equal to) 5 Find the domain of the function.

### math

if a wall in a 1/4 in. scale drawing is 6 in. tall, how tall is the actual wall? please help

### Math

Which of the following is a true statement? A. -9 > -4 B. | -10 | > |2| C. | -3| < |1| D. 6< - 12 Compare using <,>, or = -2 ----- -4 A. < B.> C. = Compare using <,>, or = -| 2-5| ----- (8 – 11) A. < B. > C = PLEASE HELP!!!

### please help math

Simplify the expression. 7t^4*7t^4 A.49t^8 B.14t^4 C.49t^16 D.14t^4 Is the answer A??

### 8th grade math

Please help! input-1 output-42 input-2 output-90 what is the relation?

### Math

Missing exponent of 1/169=(1/13) please explain how I can find the missing exponent

### MATH HELP PLEASE Explain

Toolbox:$5.16; markup 40% of the selling price. What's the selling price?

### MATH HELP PLEASE

1. x^9/x^2 a.x^11 b.x^7*** c.7 d.x^5 2.h^14/h^5 a.h^-9*** b.1/h^9 c.h^19 d.h^9 3.4^4/4^6 a.-16 b.16 c.1/16*** d.-1/16 4.5^0 a.0*** b.5 c.1 d.-5 5.7^4/7^2_____49 a.<*** b.> c.= d. none of the above 6.-2r(8r+5) a.-16r^2+5 b.-16r^2+10*** c.-16r^2-10r d.-16r^2-10 7.2a(a^2+4a...

### MATH HELP PLEASE !!

If y = x - 3, what happens to y when x increases by 5? Tee😻😻😻😻💍

### Math

Help. If p and q are the roots of the equation 2x^2-x-4=0. Find the equation whose roots are p-(q/p) and q-(p/q). Working please

### Physics Please COULD SOMEONE HELP ME ASAP PLZ

When an object is placed 55.0cm from a certain converging lens, it forms a real image. When the object is moved to 45.0cm from the lens, the image moves 6.00 cm farther from the lens. Find the focal length of this lens? Please someone help me out I tried so many times i keep ...

### Health

Can you help me with this question? The determinant of total energy requirement that may most appropriately be manipulated in a weight loss program is: 1. basal matabolic rate 2. physical activity 3. dietary thermogenesis 4. body temperature Would the correct answer be #2 or #...

### Psychology

difference between physiological and psychological needs. I am confused on this question I have been studing the Maslow's Hierarchy of Needs I am assuming this so If I am getting this wrong please explain to me the difference. The Maslow theory gave 5 needs they are at the ...

### Science --HELP PLEASE

I need to write a hypothesis for a lab ex. I think that ionic compounds will be soluble in water because the polar molecules in H20 cause the compound to break apart and dissolve in the water. but another part is the appearance of ionic and covalent compounds help please!!

### world geo

An isthmus is a narrow strip of land located between two water bodies that connect two larger land areas.find a central american country that is an isthmus. i do not know how 2 answer this question:( please please help:) thank u

### spanish

please help: Mi padre trabaja por la noche. Por eso, se levanta por la noche y _____ por la mañana. a. se acuesta b. se peina c. se cepilla d. se viste i don't think i understand the question correctly? please explain it and the answer choices.

### college algebra

Solve the following inequality. x^3+9x^2-108 less or equal to 0. Then write your solution in interval notation. I am sooo confused and do not have any idea how to do this. Can someone please show me step by step please??? Thanks in advance. Someone who is confused.

### English III Freedom Writers

have you watched the movie Freedom Writer? can you please help me with my assignment? 1) consider the reasons why the groups have been used. 2) How this representations of different cultural groups are challenging or stereotypical? PLEASE HELP MEEE!!!!!

### History

Can someone please tell me the radical one between Alfred Young and Gordon Wood in the American Revolution? I believe it is Gordon Wood but when I search the internet it makes me think both were radical. Please direct me to a site. Thanks

### chemistry help~~~~ Please!!!

Sodium-24, t1/2 = 15.0 hr, can be used to study the sodium balance in animals. If a saline solution containing 25 μg of 24^Na is injected into an animal, how long can the study continue before only 1 μg is left? Show work please!

### computer science

Please , help me i don't know how to draw a flow chart , how it does..ang we given an ass. And i need an example to get others answer. Please illustrate to me the answer of this. Draw a flowchart to print the first N even positive integers and print the sum.

### Language

1. What is the term for the part of a story that sets up the story's ending? (1point) exposition conflict falling action (either this one) resolution (or this one) Please I need this to be correct. so please tell me how you found out that my answer was correct

### english help please!!

Has anyone read the War of the worlds? I need to make a topic sentence for either 1. Based on this chapter, what might be the author’s message or theme? or 2. How is H. G. Wells’ fictional world in War of the Worlds similar to the real world? Help me please :(

### Steve help please?!?!

How many moles of oxygen are produced from the decomposition of 36.7 g of dinitrogen pentoxide? 2N2O5 4NO2 + O2 A. 3.19 mol B. 0.340 mol C. 0.170 mol D. 5.44 mol Hi Steve, I posted this question the other day but really don't know how to answer it. Can you walk me through it ...

### Math- PLEASE HELP

MS Wilkens went to the gas station to fill her car. Her gas tank is 20% full. The cost of gas is $4.29 per gallon. How much will itcost to fill the tank? Use the conversion 1 gallon=231 in cubed. They showed a pic. of a tank with length=1.75ft width=1.25 ft height=11 in I did ...

### English (URGENT) Please :'(

I have trouble understanding of this article and how to answer the questions given. I just started new to school in Toronto; I was living in Turkey for Years So I do please to take your time to look and examine my homework. I greatly appreciate your patience and time and ...

### Environmental Sciencee

Please help me on this question: 33. Wind and water alter the Earth's sufrface by a. blowing away soil and eroding soft rocks b. eroding coastlines c. carving deep gorges d. all of the above I read about this a long time ago, so I don't even remember where it is in my book. ...

### Chemistry(Urgent, please help,thank you)

After performing a freezing point depression experiment I had to find the molecular weight of glycol. Now I have to answer the question what value did I assume "i" to equal and why did I make this assumption. My teacher told us the value of i to use for this was 1. I am not ...

### stats

The rate of chlamydia infection was reported as 2.78% in a recent year. Under certain conditions, a preliminary screening test for the chlamydia bacterium is correct 96% of the time. One person is randomly selected from the population. find the true positive. Can someone ...

### Special Education Setting Teachers Aide

children with a language or speech disorde are A)sometimes suffering from an aphasia.(my answer) B)always learing challenged. C)able to receive special help only after the third grade. D)unable to use communication boards. can someone please check if this is right please

### biology

Can someone please describe what a double helix looks like? I think it looks like fusilli pasta. Is this correct? I'm having a lot of trouble understanding what DNA looks like. Please help, thank you. I am visually impaired by the way.

### math-DUE TONIGHT PLEASE HELP

Robert has a rectangular garden that is currently 180ft^2 and has a perimeter of 54ft He wants to increase the size of his garden by 5 ft in both directions. What will be the area of his expanded garden? A) 340 B) 74 C) 135 D) 900

### Math

Landon is working one plans for a 12-acre housing development. A park will cover 2 1/2 acres, and paved areas will take 1 3/4 acres. How many acres are left for home sites??? Please show work, for how you did it

### math volume

a rectangular sheet of cardboard size 5' by 8' is to be used to make an open box by cutting out the four corners. What is the largest volume and be sure to explain how you found the MAXIMUM volume please and Thank You!

### Math

Use Newtons Method to find 13^(1/4) correct to four decimal places. I know the formula X_(n+1)= X_n - [f(X_n)]/[f'(X_n)]. I am not sure how to go on from there. I made the equation into y=X^(1/4), but I can't seem to figure out how to go on. Please help? Thanks in advance!

### Math

Let P be the point (0,-1) and Q be the point (3,2). In this Cartesian coordinate system, find the point on the line segment PQ that is twice as far from P as from Q. Please help, I need this for a test and i have totally forgotten the formula and notes and how to do anything ...

### math

I'm really struggling with this word problem, please help. Alex is selling tomatoes. last week he bought some at $20 for 50 tomatoes and sold them (except for 30 rotten ones) at 120c each to make $84 profit. how many tomatoes did he buy?

### physics

please help There are six books in a stack, and each book weighs 5 N. The coefficient of static friction between the books is 0.2. With what horizontal force must one push to start sliding the top five books off the bottom one? please walk me through this

### Science

Can someone please help me with these questions below thank you. 1. What do you think the impact of the earth's climate will be like if everyone enjoyed the same lifestyle? 2. What will it be like for The health of ecosystems and biodiversity? 3. What will the impact be like ...

### Algebra

Can anyone please check the following for me please Expand (5 - 2x) Squared (5 - 2x) (5 - 2x) 5 sqrd + 5 X - 2x + -2x x 5 + -2x X -2x so 5 Sqrd - 10x - 10x + 4X = 5 sqrd + 4x Am I right..thank you :-)

### Algebra: Help please

I'm really bad with monomial expressions. Can someone please help? Is 7(m - 2) a monomial expression? yes or no Is 3mnp a monomial expression? yes or no

### Algebra-Mathmate or Reiny or Dr. Bob, please check

I have two short questions which I think I know the answer-could you please check? If I write log(b)x - 2log(b)y as a single logarithm it would be log(b) x/y^2, correct? If not please help and Is the function f(x) = 1/x a exponential function -I think it would be because it ...

### Science

The theory of demographic transition is based on the idea that industrial development causes __________ and ___________ progress that affect population growth rates. Please check your assigned reading and post your answer. We'll be glad to help you when we see your thoughts ...

### Psychology

Can somebody please help with these questions please 1: What are the three stages of Hans Selye's General Adaptation Syndrome, and how does your body respond to each one? 2: What are the generally accepted causes of Post Traumatic Stress Disorder? 3: What is the difference ...

### math

you have one penny one nickel one dime and one quarter. how many different amounts of money can you make using one or more of these coins ... please help..me..:(

### Math

Find the quotient function f/g for f(x)=sqr(x+1) and g(x)= sqr( x-1). My Answer: sqr(x+1)/sqr( x-1) sqr(x^2-1)/ (x-1) However, I also have to state the restrictions to the domain and range, which I do not know how to do. Could someone please help me? Thanks.

### Math

Find the quotient function f/g for f(x)=sqr(x+1) and g(x)= sqr( x-1). My Answer: sqr(x+1)/sqr( x-1) sqr(x^2-1)/ (x-1) However, I also have to state the restrictions to the domain and range, which I do not know how to do. Could someone please help me? Thanks.

### Math

Abby can buy an 8 pound bag dog of food for $7.40 or a 4 pound bag of the same dog food for $5.38. Which is the better buy? My answer: I would have to say to buy an 8 pound bag of dog food. I am confused though if they are asking what math operation to do. Please assist me if ...

### math,mathguru

you asked me about how did i came up with my answer this is what i did: Write each fraction in simplest form. #18 (-5x^3y^3)/(-20xy^4) = (3X(-5)X(x)X(x)X(x)X(y)X(y)X(y))/(2X2X(-5)X(x)X(y)X(y)X(y)X(y)) = after canceling the common terms top and bottom i am left with = 3 and 2 ...

### math

Two cards are randomly drawn from a standard deck without replacing the card after the first draw. Find the probability of drawing a spade followed by a heart. Please type your answer as a fraction. Do not forget to reduce if needed!

### MATH HELP

Law of Gravitation-find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^-11 m^3 kg^-1 s^-2 Please give lots of details in answer

### math help!!!!! Thanks

Find the surface area for the given square prism. ----------- l. l 8in. l. l l. l l----------l 10 in. 14 in. A.564 in^2 B.664 in^2 C.1,120in^2 D.1,080 in^2 Can somebody explain how to work this problem out? Because when I try I'm only getting 196, 216 Or 276. Please don't yell...

### math literacy, economics,business studie,accounting, isizulu,English, life orientation

I am doing grade 11 in commerce class.and I still don't know my carrier choice. but I realised that am good in electricity stuff this year. so I want to be a electrician now.what I must do??help me out please

### science... PLEASE HELP!

Is Archaebacteria autotrophic or heterotrophic? Also, is it unicellular or multicellular? I believe it is both autotrophic and heterotrophic and it is multicellular, but I am not sure. Please help!

### math

Please help me simplify: 4sqrtx^12/24sqrtx^2 *Is this correct: 2sqrt4/12x The answer you get depends upon where you put the parentheses, and you don't show any. I don't see any way of coming up with your answer. 4 (sqrtx)^12/ 24 (sqrtx)^2 = (1/6) x^6/x = (x^5)/6

### math

what are the 2 greatest consecutive even integers whose sum is less that 180? for the 1st I got x+2 and for the 2nd I got x+4 to get x+2+x+4<180, and solved to get, x<87. Now.. I cant get the answer. biggg problemo. please help.

### Math, please help

1)Determine the equation of the polynomial function of degree 3, with zeros -2, -1, and 4. The graph of this function passes through (5, -84). I have no idea how to do this one. 2) When 4x^4 - a5x^2 + px + 6 is divided by 2x+1, the remainder is 2. Determine the value of p.