Wednesday
July 29, 2015

Homework Help: Math

Branches of Math

Recent Math Questions

Math
What is the greatest number of 800000
Sunday, June 28, 2015 by Angel joyce

Math
What is the greatest number of 30000 and what is the least number of 30000
Sunday, June 28, 2015 by Angel joyce

Math
Greatest number round number 30000 least number
Sunday, June 28, 2015 by Angel joyce

math
p. 84 no.10 (from Solid Mensuration: Understanding the 3D Space book by Earnhart) Plane A which contains an isoceles right triangle forms a dihedral angle of 60 degrees with another plane B. If the hypotenuse of the triangle lies in plane B and measures 8 inches, find the ...
Sunday, June 28, 2015 by Karen

Math
A number rounds off 4000 the digit in the hundred places is twice the digit in the tens place. The sum of the digit is 12 . the number uses only two different digits .find the number
Sunday, June 28, 2015 by Angel joyce

MATH
A BAG CONTAINS COIN OF RS.5&RS.2. THE TOTAL VALUE OF THESE COIN IS 1272.IF THE NO. OF 2 RS. COIN IS 15% OF THE 5 RS. COIN, FIND THE NO. OF COIN EACH.
Sunday, June 28, 2015 by MALIKA

Math
Kanchan spends 1/2 of her money in one shop .she spends 1/3 of what was left with her on rickshaw fare. At the end she has rs 20 with her .how much did she have in the beginning?
Sunday, June 28, 2015 by Arvind

math
solve by quadratic formula ;10x^-1/x=3
Sunday, June 28, 2015 by simran

math
solve by completing square method 16x^2-24x-13=0
Sunday, June 28, 2015 by simran

Math
what is log3(81)?
Saturday, June 27, 2015 by Anonymous

Finite Math
11. As part of a weight reduction program, a man designs a monthly exercise program consisting of bicycling, jogging, and swimming. He would like to exercise at most 38 hours, devote at most 3 hours to swimming, and jog for no more than the total number of hours bicycling and ...
Saturday, June 27, 2015 by Stephanie

Finite Math
15 An appliance store sells two brands of televisions. Each Daybrite set sells for $425, and each Noglare set sells for $700. The store’s warehouse capacity for television sets is $400, and new sets are delivered only each month. Records show that customers will buy at ...
Saturday, June 27, 2015 by Stephanie

Math
I need help for this question. I also need an explanation.The answer says log3(3x^2) but I need an explanation. 1 + log3(x^2) Math - Steve, Saturday, June 27, 2015 at 6:51pm I'm not Carnak the Magnificent. What was the question, and how did you arrive at your answer? We&#...
Saturday, June 27, 2015 by Anonymous

Math
Which of the following points are NOT on the graph of y = x^2 - 1? A. (0, -1) B. (1, 0) C. (-1, 0) D. (0, 0)
Saturday, June 27, 2015 by Anonymous

Math
I need help for this question. I also need an explanation.The answer says log3(3x^2) but I need an explanation. 1 + log3(x^2)
Saturday, June 27, 2015 by Anonymous

Math
Solve the following simultaneous linear and quadratic equations x=y; 2x^2-y^=1
Saturday, June 27, 2015 by Christopher

math
1.Glenn bought a car for Php600,000. The yearly depreciation of his car is 10% of its value at the start of the year. What is its value after 4 years? A. Php437,400 B. Php438,000 C. Php393,660 D. Php378,000 2. During a free-fall, a skydiver jumps 16 feet, 48 feet, and 80 feet ...
Saturday, June 27, 2015 by miles

Pharmacy Tech Math
Rx: Insulin 75 units/250ml over 3.5hrs. The IV administered motion set delivers 30gtts/ml. What is the flow rate in gtts/min?
Saturday, June 27, 2015 by Courtney

Math
Give the function that describes the sequence. x y 1 1 2 1 3 1 4 1 A. 1/2x B. x C. x exponent 1 D. x exponent 0
Friday, June 26, 2015 by Sam

math
It costs $0.50 per square yard to waterproof canvas. What will it cost to waterproof a canvas truck cover that is 15'x24'?
Friday, June 26, 2015 by gee

Math
If x = 8 which of the following is correct? A. -x + 11 ≤ -3 B. 5 × 2x > 82 C. x ÷ -2 = 4 D. 3x + 6 ≤ 32
Friday, June 26, 2015 by Anonymous

Math
Write an inequality for the following statement: Caroline has more than 20 pairs of shoes in her closet. A. x=20 B. x>20 C. x≥20 D. x<20
Friday, June 26, 2015 by Anonymous

Math
If k = 2, which of the following is correct? A.(10k ÷ 2) + 4 ≤ 14 B.8k + 3 = 20 C.k - 13 > -10 D.9k + 15 ≤ 31
Friday, June 26, 2015 by Sam

Math
Which equation represents the solution to the following? I have some lemons. Jill has two more limes than five times the number of lemons that I have. Emma has one-third as many limes as Jill. Emma has 4 limes. How many lemons do I have?
Friday, June 26, 2015 by Anonymous

math
given the geometric series 1+2+4+8 find the sum between (inclusively) the 5th term and the 15th term. what I did I'm sure its wrong but I tired like that : the 5th term is 16 because the r is *2 in each term and the a5th term is : 15=1*2^n 15=2^7.5 S15=1{(2)^7.5)-1}/2-1 ...
Friday, June 26, 2015 by sala

math
I have a question I would really appreciate the answer. If 15% of my grade is 74% and 96 is 15% of my grade and 40% of my grade is a 60.5% without the final counting for 30% what is my grade? Please help thank you.
Friday, June 26, 2015 by kim

Math
If x = 8 which of the following is correct? A. -x + 11 ≤ -3 B. 5 × 2x > 82 C. x ÷ -2 = 4 D. 3x + 6 ≤ 32
Friday, June 26, 2015 by Anonymous

Math
Write an inequality for the following statement: Karl sent Kim at least 5 letters while he was away on vacation. A. k=5 B. k>5 C. k≥5 D. k≤5
Friday, June 26, 2015 by Anonymous

Math
Solve for c. 3c/4 - 1 > 1
Friday, June 26, 2015 by Anonymous

algebra
From 2009 to 2014 the percent of students placing into Math 101 has increased from 13% to 25%. Meanwhile, the percent of students placing into Math 222 has dropped from 25% to 7% If both placements change at a linear rate, what will the percentage be when the percent of people...
Friday, June 26, 2015 by megan

math
if I made $400.00 and sold the tickets at 3 for $5.00...how many tickets did I sell
Friday, June 26, 2015 by jan

math
Find the area between x=-y and x=2-y^2
Friday, June 26, 2015 by fatma

math
Find the exact arc length x=1/3(y^2 +2)^3/2 from y= 0 to y = 1
Friday, June 26, 2015 by fatma

math
GET HOMEWORK HELP AT ww w. aceyourcol legeclasses. com . Post your questions there for me now. It is free to join!
Friday, June 26, 2015 by es

math
I am a 6-digit number. All my digits are the same. The sum of all my digits after being subtracted from the largest 6 digit number is 6. What is the number ?
Friday, June 26, 2015 by narendra

Algebra
Tom took five math tests and got an integer score on each of them. He never scored higher than 90, and his lowest score was the fourth test. If his average score, rounded to the nearest integer, was 82, what is the lowest possible score he could have gotten on the fourth test?
Thursday, June 25, 2015 by XXX

math
find a ratio equal than the ratio given 12:7
Thursday, June 25, 2015 by Anonymous

Math
A body is initially at rest at an origin O it subsequently move in a straight line from O with acceleration at an instance given by g(1+v) where v is the velocity of the particle at that instant and g is constant,if S is a displacement of the particle from O at any instance ...
Thursday, June 25, 2015 by Harday

Math
My overall average right now is a 77%. A test exam of 67 has to be added in. That exam itself is only 10% added to final. Can someone help and tell me what my final will average out after 10% of the 67 will be? Thank you
Thursday, June 25, 2015 by Nursing student

Math - Statistics
The proportion of red M&M's made is 0.24. Suppose one took a random sample of 51 M&M's. (a) What is the probability that an SRS of 51 M&M's has as its proportion of red M&M's 0.23 or below? (b) Find the 80th percentile for sample proportions of red M&M's in...
Thursday, June 25, 2015 by Samantha

math gr. 10
A concrete border is to be built around a triangular flower garden that has sides of 10 m, 7 m and 8 m. The border is to be 1 m wide on all sides of the garden. Before the concrete can be poured, wooden forms needs to be placed on the inside and outside perimeter of the border...
Thursday, June 25, 2015 by bhupinder

Math
The parametric equation {x=t^2+4t+8 ; y=t+4 a. Reduce the equation to simplest rectangular form b. Determine the Center and the type of graph of the resulting equation. c. Graph the equation in rectangular form
Thursday, June 25, 2015 by Allyssa

Math: Compounded Interest
A principal of $200 is invested at 5% interest rate annually. Determine the future value in 3 months' time if compounded: (a) Semi-annually (b) Quarterly
Thursday, June 25, 2015 by Aurora

Math
For the given equation r=1/(3-4sintheta) a. Graph the equation in polar form. b. Reduce the equation to simplest rectangular form. c. Determine the Center and the type of graph of the resulting equation.
Thursday, June 25, 2015 by Justine

math
18 mm long in kilometers
Thursday, June 25, 2015 by ricky

math
i am thinking of a number twice the number plus 18 results in 20 what is the number
Thursday, June 25, 2015 by zelene

Math (arithmetic)
The total seating capacity of an auditorium is 1,065. The first row has 21 seats arithmetic series and each row has one seat more than the row in front of it. How many rows of seats are there in the auditorium?
Thursday, June 25, 2015 by Roxane

math 2
a bag contains 8 blue marbles 6 red marbles and 4 green marbles .What is the probability of selecting a blue marble, replacing it in the bag and then selecting a red marble ?
Thursday, June 25, 2015 by denise

math
60 20 23 26 79 please what will be the follow up am waiting for anwser
Thursday, June 25, 2015 by kendy

Math
My hundreds digit means nothing. Six more than my hundreds digit is my thousand’s and ones less than my thousands’ is my ten thousands. My tens digit is four more than my hundreds and my ones digit is five more than my tens digit. Question: What number am I?
Thursday, June 25, 2015 by John

Math
Which is the best way to obtain a random sample when surveying a high school with 800 students about what to serve in the cafeteria. A.Only ask the 11th grade class. B.Draw a list of 50 students from a bowl with every student's name in it. C.Ask everyone who takes French ...
Wednesday, June 24, 2015 by Anonymous

Math
I don't understand how log2 √(1/2) turned into log2 2^(-1/2). Quote: You will have to know the 3 prime properties of logs 1. logk (AB) = logk A + logk B 2. logk(A/B) = logk A - logk B 3. logk (A^n) = n logk A where k is any positive number , k ≠ 1 so log2√...
Wednesday, June 24, 2015 by Anonymous

Math
4x-e^(-(4x-y+3))=-e^(-2) y=________ I have tried multiple times and cant get it. Please help
Wednesday, June 24, 2015 by Joe

Math
e^(x-y)=-x+C where y(2)=2 so I found C=3? y=_____________ so I thought it would be y=-ln(-x+3)-x but that is wrong please help!
Wednesday, June 24, 2015 by Joe

Math
A teacher is collecting data about students. Which of the following is a random sample. A.Students known by the teacher B.Students not known by the teacher C.Students using the library at lunch D.None of the answers are correct
Wednesday, June 24, 2015 by Anonymous

6TH GRADE MATH
Owen is fishing from a dock. He starts with the bait 2 feet below the surface of the water. He reels out the bait 19 feet then reels it back in 7 feet. what is the final position of the bait relative to the surface of the water? Write an expression to represent the situation. ...
Wednesday, June 24, 2015 by Larry

Math
I don't understand how log2 √(1/2) turned into log2 2^(-1/2). Quote: You will have to know the 3 prime properties of logs 1. logk (AB) = logk A + logk B 2. logk(A/B) = logk A - logk B 3. logk (A^n) = n logk A where k is any positive number , k ≠ 1 so log2√...
Wednesday, June 24, 2015 by Anonymous

Math
I don't understand how log2 √(1/2) turned into log2 2^(-1/2). Quote: You will have to know the 3 prime properties of logs 1. logk (AB) = logk A + logk B 2. logk(A/B) = logk A - logk B 3. logk (A^n) = n logk A where k is any positive number , k ≠ 1 so log2√...
Wednesday, June 24, 2015 by Anonymous

math
A uniform ladder of mass, m, and length, l, leans at an angle, theta, against a rough wall and is on a rough floor. Determine a formula for the minimum angle at which the ladder will not slip if a man reach the top of the ladder.
Wednesday, June 24, 2015 by vidya

Math
log2√36 - log2√72 I am not sure how to do this question. I need an explanation.
Wednesday, June 24, 2015 by Anonymous

Math
If 1,000 gumballs cost $20, how much would ten gumballs cost? I got $5 I just want to make sure if it is correct.
Wednesday, June 24, 2015 by Gumball Problems

Math
Dan's weekly salary is $70 less than Jerry's, whose salary is $50 more than Sally's. If Sally earns $280 per week, how much does Dan earn per week?
Wednesday, June 24, 2015 by Weekly Salary

math
A uniform ladder of mass, m, and length, l, leans at an angle, theta, against a rough wall and is on a rough floor. Determine a formula for the minimum angle at which the ladder will not slip if a man reach the top of the ladder.
Wednesday, June 24, 2015 by vidya

Math
A coffee can has a volume of 137.375 cubic inches and a height of 7 inches. Find the circumference of this coffee can.
Wednesday, June 24, 2015 by Anonymous

Math
The area of a rectangular prism's base is 25 square inches and its height is 10 inches. Find the volume of this rectangular prism.
Wednesday, June 24, 2015 by Anonymous

math
A uniform ladder of mass, m, and length, l, leans at an angle, theta, against a rough wall and is on a rough floor. Determine a formula for the minimum angle at which the ladder will not slip if a man reach the top of the ladder.
Tuesday, June 23, 2015 by vidya

Math
A can of soda has a volume of 35.325 cubic inches and a height of 5 inches. What is the radius of this can.
Tuesday, June 23, 2015 by Anonymous

math
country A has a growth rate of 3.8% per year. The population is currently 5,592,000 and the land area of country A is 14,000,000,000 sq yds. Assuming this growth rate continues and is exponential, after how long will there be one person for every sq yd of land?
Tuesday, June 23, 2015 by Beth

math
express a single logarithm 1/3 log(b, x+3) log(b, y-4) log(b, x)
Tuesday, June 23, 2015 by Scott

math
How much money will there be in an account at the end of 8yrs if $5000 is deposited at 7% interest compounded semi annually?
Tuesday, June 23, 2015 by tina

math
convert to an exponential equation 3 = log(2, 8)
Tuesday, June 23, 2015 by Megan

Math
Bob works 1 1/2 hours per day and is payed $7 per hour. He works five days a week. How much money does he earn in 7 weeks?
Tuesday, June 23, 2015 by Weeks of payment

Math
A) 4 for $0.89 or B) 6 for $1.39 // I chose A, but I wanna make sure if it is correct
Tuesday, June 23, 2015 by Which is a better price?

Math
3/5 < n/7 < 4/5
Tuesday, June 23, 2015 by What is the value of n?

Math
3/5 < n/7 < 4/5 Or 3 n 4 - < - < - 5 7 5
Tuesday, June 23, 2015 by What is the value of n?

Math
Mike pours 4/9 quarts of milk equally into four mugs. How much milk is in each mug?
Tuesday, June 23, 2015 by Pouring equally

math
-2(3-5+2) -2*-2+2 0
Tuesday, June 23, 2015 by Anonymous

Math
The number of prisoners measured in thousands can be described by the polynomial -2.06x^2+77.85x+750. According to the polynomial, by how much did the prison population increase from 2002 to 2007?
Tuesday, June 23, 2015 by T

Math
Find r in a geometric sequence if A=2 and A10=1024
Tuesday, June 23, 2015 by Dave

math
the hundred thousands digits of a six digit number is 3 more than the thousands digit which is twice the ones digit give at least four numbers that satisfy the given condition
Tuesday, June 23, 2015 by JP

math
______ + 317849 - 126527 = 648274
Tuesday, June 23, 2015 by rc

math
my favorite is two digit number. its tens is 2 more than its ones. if the tens digit is 5, what is my favorite number?
Monday, June 22, 2015 by wesly

math
How can we measure a dollar bill? Is it in Inches, centimetres, and any measurements??
Monday, June 22, 2015 by jess

Math
What is true about a cylinder: A. The base is equal to 360° B. There are three parallel planes C. The surfaces are on the shape on a polygon D.There is more than one vertex
Monday, June 22, 2015 by Anonymous

math
A, B, C, and D are points on a line, and the lengths of the line segments are: AB = 12, BC = 4, CD = 7, and DA = 15. Which of the following is a possible order for the points? A.A,B,C,D B. A,C,D,B C. A,D,C,B D. A,C,B,D•Math - Steve, Tuesday, July 22, 2014 at 7:36pm ACBD...
Monday, June 22, 2015 by mmv

math
For this assignment, you will be finding the surface area and the volume of three different spherical objects. You will need to find three objects and measure the distance around the center using a ruler or tape measure. Show all work! I am using a lemon first. How do I get ...
Monday, June 22, 2015 by crissy

Math
At an electronics store, the number of 37-inch HGTVs that is expected to be sold in a month is double that of 58-inch HGTVs and 50-inch HGTVs combined. Sales of 58-inch and 50-inch HGTVs are expected to be equal. 58-inch HD-TVs sell for $4800 50-inch HD-TVs sell for $2000 37-...
Monday, June 22, 2015 by Phil

math
Find the Unknown length? ______________ 4 ft ______________x 15 ft my answer is 180 ft and the unknown side is 4 ft.
Monday, June 22, 2015 by siulani perez

math
what is the volume of a rectangular prism which the bottom side is 23 inch and one of the side is 4 and the other side 7. my answer is 644. A more or less example 23 x 7 x 4= 644 4__________________ 7__________________ 23
Monday, June 22, 2015 by siulani perez

math
what is the volume of a cylinder that has 10 inch length and 4 inches radius to the nearest whole number? Use 3.14 for pi. My answer is 502.65 rounding is 503.
Monday, June 22, 2015 by siulani perez

math
what is the surface area of a cylinder to the nearest whole number if the radius is 7 in and the height is 8 inch? Use 3.14 for pi. my answer is 659.4 and rounding is 659.
Monday, June 22, 2015 by siulani perez

math
What is the area of a semi circle to the nearest whole number? Use 3.14 or 22/7 of pi. The semicircle is 32 m. my answer is 402.12 and rounding 402
Monday, June 22, 2015 by siulani perez

Math
The number of 37-inch HDTV's that is expected to be sold in a month is double that of 58-inch HDTV's and 50-inch HDTV's combined.sales of 58-inch HDTV's are expected to be equal. 58-inch HD-TV's sell for $4,800, 50-inch HD-TVs sell for $2000, and 37-inch ...
Monday, June 22, 2015 by Stuck on this one

MATH
Henry had x oranges. he gave 12 to his sister and 6 fewer to his friend. He remained with twice as many as he gave away. How many oranges had he at first
Monday, June 22, 2015 by Sirryah

Math
A car traveled at a constant speed for 4 hours and covered 144.6 miles. It used 12 gallons of gas to travel this distance. How far did the car go in 1 hour? How far did the car travel on 1 gallon of gas?
Monday, June 22, 2015 by Aiden

math
i am a 5 digit number greater than 60,000 but less than 70,000 my ones digit 1 less than my 10,000 digit all my other digits are the same the sum of my digit are 23. What is my number?
Monday, June 22, 2015 by carl

math
Solve for x:2^x=x^2
Monday, June 22, 2015 by james007

math
Jane spends 1/3 of her money on snacks and 2/5 on a book. She remained with $60.00. how much money had Jane.?
Monday, June 22, 2015 by Sirryah

math
I am five digit number greater than 40,000 but less than 70,000.My ones digit is more than my ten thousands digit.All my other digit are the same.The sum of my gigit is 19.What number am i?
Monday, June 22, 2015 by angel

math
how to find the number of a subset in a set?
Monday, June 22, 2015 by regine

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