Thursday
September 29, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

math
What is 2/3 , 3/4 , 7/12 on descending order
Wednesday, September 28, 2016 by shanice henry

Math
(4y to the fifth power) to the fifth power
Wednesday, September 28, 2016 by Lola

Math
Ratio of minutes to draw and manage to wash is 4 to 3 how many minutes will a load need to walk if it takes 56 minutes to dry
Wednesday, September 28, 2016 by Faye

math
1. Use the given information to complete the table below Miles driven (x) Charge (y) 2. Use the slope formula to find the slope 3. Use a point and the slope to find the equation either in slope-intercept form or point slope equation 4. Plug 172 into your equation for x and ...
Wednesday, September 28, 2016 by HELP plz check(math)

math
9+15÷5×13
Wednesday, September 28, 2016 by Anonymous

Math
What does the variable n mean
Wednesday, September 28, 2016 by Hannah

Math
A pool is 8 meters by 5 meters wide. It has a walkway around the pool that is .8 meters wide. What is the area of the walkway?
Wednesday, September 28, 2016 by Max

Math
The teacher says the correct answer for 18x24=432. How is it I keep getting 532.
Wednesday, September 28, 2016 by Sue

math
A kite flying in the air has a 12ft line attached to it. Its line is pulled taut and casts an 11 ft shadow. Find the height of the kite. If necessary, round your answer to the nearest tenth.
Wednesday, September 28, 2016 by mo

math!!
I have no idea how to do this!!! Let ΔABC be a triangle such that b=sqrt(3), c=sqrt(10), and cos(B)=3/sqrt(10). Find all possible values for side length a. Please show work
Wednesday, September 28, 2016 by PLEASE HELP ASAP

Math
Molly has 15 marbles in a jar. What is the ratio of black to white marbles? There are 8 black marbles and 7 white marbles. A. 7:8 B. 7:15 C. 8:7 D. 8:15 My answer would be C Can you please double check my answer and tell me if I am right or wrong.
Wednesday, September 28, 2016 by Matt

Math
Your statistics instructor administers a test having five multiple-choice items with four options each. List the ways in which one can guess correctly on exactly four items on this test. Are there 24 ways, because: 4! (4)(3)(2)(1) =24?
Wednesday, September 28, 2016 by Debbie

Math
Use the digits 2, 4, 6, 8, and any operation or brackets to make an expression that equals to 60.
Wednesday, September 28, 2016 by Anonymous

Math
Dani needs 6 times as many red beads as gold beads. She needs 7 gold beads. How many red beads does Dani need?
Wednesday, September 28, 2016 by Tam

Math
Which table correctly fills in the ratio table below? Boys 3 6 ___ 21 Girls 2 4 6 ____ A. Boys 3 6 9 21 Girls 2 4 6 20 B. Boys 3 6 9 21 Girls 2 4 6 8 C. Boys 3 6 13 21 Girls 2 4 6 8 D. Boys 3 6 9 21 Girls 2 4 6 14 I believe the answer is B Could you please tell me if I am ...
Wednesday, September 28, 2016 by Matt

Math
Write three fractions that can be written as percents between 50% and 75%. Justify your solution Can you please help me????
Wednesday, September 28, 2016 by Jenna

Math
put brackets into these statements to make them true: a) 20 - 2 + 2 * 2^2 + 6 = 26 b) 20 - 2 + 2 * 2^2 + 6 = 120
Wednesday, September 28, 2016 by Alyssa

Math
The temperature at moon is 75 degrees Fahrenheit. The temperature drops 3 degrees every half hour. What is the temperature at 4p.m.
Wednesday, September 28, 2016 by Ruchon

math
At a street fair, a vendor keeps her stall open 6 hours per day. She also spends a total of 4 hours over the course of the fair setting up. Let d represent the number of days of the fair and h represent the total hours spent at the fair.
Wednesday, September 28, 2016 by spencer

Math
Write a real-world context for each ratio 3 to 8 6:12
Wednesday, September 28, 2016 by Jayson

Math
(3?5)?4?(14?2)=12
Wednesday, September 28, 2016 by Ricky

Math
Break apart 54 to solve 54÷6
Wednesday, September 28, 2016 by Malasia Riley

Math
5,4,10,9,15,14,20
Wednesday, September 28, 2016 by Adrian

math
Explain how u could write 35% as the sum of two benchmark percent or as a multiple of a percent.
Wednesday, September 28, 2016 by ??????

Math
The area if a square is 67 square meters. Estimate the length of each side of the square to the nearest tenth.
Wednesday, September 28, 2016 by Amy

Math
2 days to 14 hours ratiol as a fraction in lowest terms?
Wednesday, September 28, 2016 by John Freeman

math
Write a two-column proof Given: 7y =8x =14; y=6 Prove: x=7
Wednesday, September 28, 2016 by hi

math
are 8x^2y and -5yx^2 like terms? explain
Wednesday, September 28, 2016 by AnimeLovelyLover

Math
The diameter of my trundle wheel is 50cm. I use it to measure the length of the school park. It rotates 87 times. What is the length of the car park, to the nearest metre?
Wednesday, September 28, 2016 by Emily

Math
A cotton reel has a diameter of 3cm. 91 metres of cotton goes around it. How many times does the cotton go around the reel? And give your answer to the nearest ten
Wednesday, September 28, 2016 by Kevin

Math (calculus 3)
A football is thrown down the field by a quarterback from a height of 1 foot with an initial velocity of 40 feet per second at angle of pi/6 radians. If a receiver catches the ball downfield at a height of 1 foot above ground; a) How long was the ball in the air? b) What was ...
Wednesday, September 28, 2016 by Albert

MATH
Write 3^2 x 3^-3 x 3^6 as a single exponent. A.) 3^4 B.) 3^5 C.) 3^11 D.) 27^5 ***
Wednesday, September 28, 2016 by Bleach Sniffer

Math
The large wheel on Jay's wheelchair has a diameter of 52cm. Jay moves her wheelchair forward 9.5 metres. Calculate how many times the large wheel goes round.
Wednesday, September 28, 2016 by Vanessa

Math
Let n be any counting number. Using the two questions above as a guide, how many subsets does the set {1,2,3,...,n−1,n} have? Prove it as well. First question:Including itself, how many subsets does the set {1, 2, 3} have? List them. Second Question: Including itself, ...
Wednesday, September 28, 2016 by Em

math plzz help
Train A leaves Westtown and travels at 50 mph toward Smithville, 330 miles away. At the same time, Train B leaves Smithville and travels at 60 mph toward Westtown. After how many hours do the two trains meet? Enter your answer in the box.
Wednesday, September 28, 2016 by liliana

MATH HELP PLZZ ASAP
Julio's father is 4 times as old as Julio. The sum of their ages is no less than 55. Enter an inequality that can be used to represent this situation in the first box, where x represents Julio's age. Enter the youngest age Julio can be in the second box.
Wednesday, September 28, 2016 by liliana

Math
A recipe calls for two thirds cups of sugar. John only making one fourth the recipe. How much sugar do I need
Wednesday, September 28, 2016 by Anonymous

Math
How many fl oz would go pinto 6.5
Wednesday, September 28, 2016 by Annie

Math
in a survey, 15 people said they played basketball, hockey and volleyball. in addition 20 people said they played basketball and hockey. draw a venn diagram to determine how many people in the survey said they played only basketball and hockey.
Wednesday, September 28, 2016 by Em

Math
Suppose y varies directly with x. If y = 6 when x = -2, find x when y = 15. a. ⅕ b. 5 c. -5 d. -⅕
Wednesday, September 28, 2016 by Adlyn

Math Help!!!
I NEED HELP QUICK!!!! What is half of 5 1/2, 3 1/2, 5 3/4, 3 1/6 and 4 1/2??????? HEEEEELLLLLPPPPPP!!!!!!!! THX (Thanks)!!!!
Wednesday, September 28, 2016 by Agal

math
mamta read 2/5 of a book on monday and 3/8 of the remaining book on tuesday.find the part of the book left unread after tuesday find the total no of pages in the book if 48 pages are left unread.
Wednesday, September 28, 2016 by david

math
prove that triangle abc sina÷a=sinbÃ&middo​t;b=sinc÷c
Wednesday, September 28, 2016 by sahana.m

MATH HELP!!
Consider the three points A(2,3,1) B(1,-2,3) C(7,4,6) a) Show that ABC is a right triangle. b) Calculate the area of this triangle. c) Find the coordinates of the center of the circle circumscribed about triangle ABC
Wednesday, September 28, 2016 by Christine

Math
What is the square root of 256?
Wednesday, September 28, 2016 by Batman

math
Each exterior angle of a regular decagon has a measure of (3x + 6)°. What is the value of x
Wednesday, September 28, 2016 by lois

Urgent Math
Suppose the area under y = -x^2+1 between x = 0 and x = 1 is rotated around the x-axis. Find the volume by using Disk method and shell method.
Wednesday, September 28, 2016 by Wawen

math
Jim is a paratrooper who has to land on a moving aircraft carrier. If his plane is flying with 90 miles per hour, he will be an hour early for the intercross. If his plane travels at a speed of 80 miles per hour, he will be an hour late for landing on the ship. How long is Jim...
Wednesday, September 28, 2016 by manuelo

Math
A container of milk is 4/5 full.when 10 l of milk is poured into it the container becomes 9/10 full.what is the capacity of the container.
Wednesday, September 28, 2016 by Anushka

math trig
A Ferris wheel with a diameter of 37 meters rotates at a rate of 4 minutes per revolution. Riders board the Ferris wheel 4 meters above the ground at the bottom of the wheel. A couple boards the Ferris wheel and the ride starts. Write a formula for the height of the couple t ...
Wednesday, September 28, 2016 by help

Math
The amount of annual interest earned by $8000 invested at a certain rate is $200 less than $12,000 would earn at the rate 1% lower. At what rate is the $8,000 invested?
Wednesday, September 28, 2016 by Tina

Math
The amount of annual interest earned by $8000 invested at a certain rate is $200 less than $12,000 would earn at the rate 1% lower. At what rate is the $8,000 invested?
Wednesday, September 28, 2016 by Tina

Math
Jason watched a caterpillar move 10 feet in 2 minutes. Jason says the caterpillars unit rate is 0.2 feet per minute. Is Jason correct? Explain. I believe that Jason is correct because: If you have 2 minutes/10 feet=x/1 10/10=1 2/10=0.2 If you have 10 feet/2 minutes 2/2=1 10/2=...
Wednesday, September 28, 2016 by Matt

Math
The amount of annual interest earned by $8000 invested at a certain rate is $200 less than $12,000 would earn at the rate 1% lower. At what rate is the $8,000 invested?
Wednesday, September 28, 2016 by Gia

Math
A football is kicked into the air. Its height in meters after t seconds is given by h(t)=-4.9 (t-2.4)^2+29. A. What was the height of the football when it was kicked? B. What is the maximum height of the kick? C. How long did it take for the football to reach its maximum? D. ...
Wednesday, September 28, 2016 by Devin

Math
Marta, Loribeth, and Ira all have bicycles. The table shows the number of miles of each rider's last bike ride, as well as the time it took to complete the ride. Marta: Distance of Last Ride (in miles) 8 Time Spent on Last Bike Ride (in minutes) 80 Loribeth: Distance of ...
Tuesday, September 27, 2016 by Matt

math
I am inside the path numbers 7,6,9,3 I am the difference of 2 numbers outside the path 7,8,5,6.what number am i?
Tuesday, September 27, 2016 by UNCLE

math
At a concession stand seven hot dogs and four hamburgers cost 14.00 dollars. Four hot dogs and seven hamburgers cost 16.25. find the cost of one hot dog and one hamburger. Timed please hurry.
Tuesday, September 27, 2016 by urgent

Math
Jodi is cutting out pieces of paper that measure 8 1/2 inches by 11 inches from a larger sheet of paper that has an area of 1,000 square inches what is the greatest possible number of pieces of paper that jodi can cut out of the larger sheet?
Tuesday, September 27, 2016 by Terri

math
A plane traveled 510 mph with the wind and 470 mph against the wind. Find the speed of the plane in still air and the speed of the wind
Tuesday, September 27, 2016 by QUIZ HELPPP

math
In a particular​ year, a total of 44,456 students studied in two of the most popular host countries when traveling abroad. If 8368 more students studied in the most popular host country than in the second most popular host​ country, find how many students studied ...
Tuesday, September 27, 2016 by lost

math
A line passes through the points (1, 5) and (-2, -4). What is the sum of twice the slope and the y-intercept of the line?I got y=3x+2 and the answer is 10
Tuesday, September 27, 2016 by HELP plz check(math)

Math
In a particular​ year, a total of 63,172 students studied in two of the most popular host countries when traveling abroad. If 7306 more students studied in the most popular host country than in the second most popular host​ country, find how many students studied ...
Tuesday, September 27, 2016 by Math

Math
Which of the following makes the statement true? 1/5^0=? 1 -1 -5 0 my a -1
Tuesday, September 27, 2016 by Anonymous

math
The weights of cereal boxes was found to be normally distributed. The mean is 16 oz and the standard deviation is 0.5 oz. From a sample of 250 boxes about how many should weigh between 15.5 oz and 17 oz?
Tuesday, September 27, 2016 by faith

Math
The Sum Of Two Consecutive Number Is 39.What Is The Smallest Number
Tuesday, September 27, 2016 by Isaac

math
what is 0.32 written as a fraction in simplest form? 32/100 8/25 100/32 16/25
Tuesday, September 27, 2016 by Anonymous

MATH
which of the following numbers is an example of an integer? 0.8 1/3 /9 /5
Tuesday, September 27, 2016 by Anonymous

Math
Miguel walks 3/4 mile around the high school track in 1/2 hour.how far can he walk in 2 hours?
Tuesday, September 27, 2016 by Arianna

math common core
1/4 pages typed per minute how many pages can be typed in 18minutes
Tuesday, September 27, 2016 by DC

Math
what is the largest 3 digit even number you can make with the digits 1,2, and 3?
Tuesday, September 27, 2016 by Danny

math
A line passes through the points (1, 5) and (-2, -4). What is the sum of twice the slope and the y-intercept of the line? I got y=3x+2 and the answer is 10
Tuesday, September 27, 2016 by Point Slopes

Math
cindy is making a fruit juice drink . the recipe calls for 5 parts apple juice and 3 parts pineapple juice. cindy puts 2 1/2 cups of apple juice into a pitcher .cindy wants the juice drink in her pitcher to taste the same as the drink in the recipe . how much pineapple juice ...
Tuesday, September 27, 2016 by Danna

mathematics
a math consist of 20 multiple choice questions 3 points are awarded for a wrong answer. no points and awarded or deducted for an answered questions. jenny attempted a total of 19 questions and her total score is above 32. find the minimum number of correct answer she obtained?
Tuesday, September 27, 2016 by Anonymous

Math
Jim has $87. He spends $6 for socks and at least $32 for shoes. How much does he have left to spend on shirts? I know the answer is >49 I need to find the inequality equation. Thank you
Tuesday, September 27, 2016 by Rachel

math
i am stuck on this problem: Find the slope and y-intercept of the line represented by the table of values below, then answer the question that follows. x y -10 -310 5 80 12 262 19 444 What is the sum of the slope and the y-intercept? For the y-intecept i got 26 for the slope i...
Tuesday, September 27, 2016 by Slope

Math
An Amount of $ 14400 is made up of $100, 50, 20 and 10 notes. The number of $10 notes are 3 times the number of 20 notes. The number of $20 note are 5 times the number of $50 notes. The number of $50 note are 5 times the number of $100 notes. How many of $100 note are there?
Tuesday, September 27, 2016 by Anonymous

Math
A garden is 3m wThere is a pathway that runs along the perimeter inside the garden.If the area of pathway is half of the area of garden, then the width of the pathway is how many meters?
Tuesday, September 27, 2016 by Lala

Math
The school band is compromised of middle school students and high school students, but it always has the same maximum capacity. Last year the ratio of the number of middle school students to the number of high school students was 1;8. However, this year the ratio of the number...
Tuesday, September 27, 2016 by Anonymous

Math
A punch recipe says to mix 4 cups of pineapple juice, 8 cups orange juice, and 12 cups of seltzer in order to make 18 servings of punch. Question Part A: How many cups of each ingredient do you need to make 108 cups of punch? _____ cups of pineapple juice _____ cups of orange ...
Tuesday, September 27, 2016 by Matt-Please Help

Math
A wire of length 24 meter is to be folded in the form of a rectangle. If each side of a rectangle has to be an integer (measured in meters), what is the maximum number of rectangles that can be formed by folding the wire?
Tuesday, September 27, 2016 by john

Math
An Amount of $ 14400 is made up of $100, 50, 20 and 10 notes. The number of $10 notes are 3 times the number of 20 notes. The number of $20 note are 5 times the number of $50 notes. The number of $50 note are 5 times the number of $100 notes. How many of $100 note are there?
Tuesday, September 27, 2016 by Anonymous

math
Which box-and-whisker plot matches the data? 20, 32, 19, 12, 28, 34, 29, 36, 20, 15, 30, 17
Tuesday, September 27, 2016 by hehe

Math
John is thinking of a number in the hundred thousands the first digit is equal to the number of digits in the number. the number has twenty tens and twice as many thousands. the number of ones is an odd number that is less than five and greater than the digit in the hundreds ...
Tuesday, September 27, 2016 by Roxanne

math
How do you make this this true? 26 = 5 + 3 squared - 6 x 7 22 = 5 + 3 squared - 6 x 7 406 = 5 + 3 squared - 6 x 7
Tuesday, September 27, 2016 by Ryan

math
how many pints OR quarters will it take to give water to 42 people?! thank you!!🔥(´▽`)
Tuesday, September 27, 2016 by Emma

Math
a catcher takes 1.9 seconds to throw a ball from home base to second base. The baseball diamond is 90 foot. How fast in miles per hour did the catcher throw the ball?
Tuesday, September 27, 2016 by Jessi R.

Math
Jonah and his friends go apple-picking Jonah fills 5 baskets each basket holds 15 apples if 4 of Jonah's friends same amount as Jonah how many apples did Jonah his friends pick in all draw a diagram to solve the problem
Tuesday, September 27, 2016 by Angelina

Math~ Algebra 1
Two cars are traveling on the same highway. The first car is traveling at an average rate of 44mi/h. The second car leaves an hour late traveling at an average rate of 55mi/h. How long will the cars have traveled when the second car catches up with the first car?
Tuesday, September 27, 2016 by Scott

math
trying to figure out how to do grids of rectangles of perimeters of 24 ft. I'm trying to help my grandson and I have NEVER done this before. Please help me figure this out. Sincerely Diane--lost Grandma ???
Tuesday, September 27, 2016 by diane

Math
Darcy needs 1/4 yard of fabric to make a banner. She has 2 yards of fabric. How many banners can she make?
Tuesday, September 27, 2016 by Sam

math
Juanita is making necklaces to give as presents she plans to put 15 beads on each necklace beads are sold in packages of 20 what is the least number of packages she can buy to make necklaces and have no beads leftover over
Tuesday, September 27, 2016 by Tristan

Math
Logan puts a wallpaper border along the top edge of the Four Walls of a rectangular room the room is 10 feet long and 12 feet wide if there are no breaks in the Border how long is it?
Tuesday, September 27, 2016 by Kayla

Math
And which situation what do you need a percent less someone to solve a problem? 7th Grade Pre Algebra
Tuesday, September 27, 2016 by Cheyenne

math
You travel upstream for 3 hours. The return trip takes only 2.5 hours because you are traveling 2 mph faster. Determone the boats speed up river.
Tuesday, September 27, 2016 by T

Math
Solve the equation using square roots 2x^2-128=0 A. -sqrt8, sqrt 8 B. -64 or 64 C. -8 or 8 D. No real number solutions I am stuck between A and C and i also have another problem similer to this one and its the same thing i am confused as do i leave the sqaure root on or no.
Tuesday, September 27, 2016 by Us

Math
A team played 77 games and won 56 of them. There were no tied games. What is the ratio of wins to losses
Tuesday, September 27, 2016 by Rukminie

Math
A car is accelerated from rest to a speed of 35m/s over a distance of 18m. What is the car's acceleration? okay so I thought that I need to use the a= Vf-Vi/T2-T1. 18m-0s/35m/s-0s = 0.5?? I don't think I did this right.
Tuesday, September 27, 2016 by Physics

Math 7th grade
1. 5/6 + 4/9 1/2 9/18 1 5/18 1 1/2
Tuesday, September 27, 2016 by Lakota

math
8/x+3over4/<2
Tuesday, September 27, 2016 by Anonymous

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