# Homework Help: Math

## Branches of Math

## Recent Math Questions

**Math**

A certain medicine requires 5 mg per 30 kg of weight. How much medicine is required for a patient that weighs 271 pounds?

*Wednesday, January 25, 2017 by Aaliyah*

**Math**

Lucy can read 300 pages in 4 hours and harry can read 240 pages in 3 hours.Who can read more pages in one hour?

*Wednesday, January 25, 2017 by Andrea*

**math**

Sasha has 8 red apples. She has 3 fewer green apples than red apples. How many apples does she have? 13 apples 8-3=5 green 8+5=13

*Wednesday, January 25, 2017 by grace*

**Math**

One fourth of a watermelon is divided among three friends what fraction of the whole watermelon will each person get

*Wednesday, January 25, 2017 by Elena*

**math**

33 1/3% as a fraction in simplest form

*Wednesday, January 25, 2017 by Anonymous*

**Math**

Suppose one person decides to carry out a random act of kindness for three people on Monday. On Tuesday, that same person is kind to three more people, and the three he/she helped on Monday each help three more individuals. If the same circumstances were to occur on Wednesday...

*Wednesday, January 25, 2017 by Andy*

**Math**

A 48-fluid-ounce container of orange juice costs $2.40.A 60-fluid-ounce container of orange juice costs $3.60. Which is a better buy????

*Wednesday, January 25, 2017 by Juliana*

**math**

an 8 ft. piece of board must be cut from a 10 ft. two-by-four. allowing 0.125 ft. for the saw blade, how many inches long is the remaining piece?

*Wednesday, January 25, 2017 by jeremy*

**math**

i really need help im really confused on what to do to find the percentage write 3 3/5 as a percentage

*Wednesday, January 25, 2017 by worthless*

**Math**

Centimeter for grid, draw possible rectangles with 16 cm with lengths are whole centimeters po

*Wednesday, January 25, 2017 by Brenda*

**4th grade math**

Solve this number riddle: I am an odd number. I am less than 100. The sum of my digits is 12. I am a multiple of 15. What number am I? Is it 1?

*Wednesday, January 25, 2017 by Nik*

**math**

a market woman bought 30 eggs for #700.if 4 eggs were broken and she sold the rest at #25 each.how much did she gain?

*Wednesday, January 25, 2017 by Racheal*

**Math**

11+6=19-

*Wednesday, January 25, 2017 by Ashley*

**Math**

In the midsize Station wagon category, the Mercedes Benz E63 AMG S 4matix averages 15.63 L/100km while the Toyota Prius v averages 6.71 L/100km. Convert these fuel economies to miles per gallon.

*Wednesday, January 25, 2017 by Jack*

**Math**

In the two-seater category of automobiles, the Bugatti Veyron averages 10 miles per gallon, while the Smart Fortwo Electric Drive Convertible averages 107 miles per gallon. Covert these fuel efficiencies to L/100 km.

*Wednesday, January 25, 2017 by Anonymous*

**Math**

A carpenter has a board that is 8 feet long. He cuts off to pieces. One piece is three and a half feet long and the other is 2 1/3 feet long. How much of the board is left?

*Wednesday, January 25, 2017 by Hannah*

**CAN YOU HELP ME??? Math Connections Acadamy**

7th grader at Connexus and I need help Juan averaged 16 points for the first 6 basketball games. In his 7th game, he scored 25 points. Which of these is a reasonable conclusion about Juan’s scoring average? 1 He always scores the most points on his team. 2 His final scoring ...

*Wednesday, January 25, 2017 by Hallee*

**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...

*Wednesday, January 25, 2017 by Jasmine*

**6th grade math**

What number would be subtracted by 8 that would make it less than equal to 28

*Wednesday, January 25, 2017 by Zeta*

**Math 114**

Solve and check x+y=12;y=3x x+y=12;y=3x x+3x=12 4x=12 4x/4=12/4 x=3 y=3x y=(3)(3) y=9

*Wednesday, January 25, 2017 by Rosa*

**MATH**

HOW MANY QUATERS KG CAN BE MADE FROM 15 KG ?

*Wednesday, January 25, 2017 by MATHS*

**Math**

lynn plotted a point on a number line at -12 and tammy plotted a point at 25. The distance between their point can be calculated using the expression below. (-12-25) What is distance between their points? 37 13 -13** -37

*Wednesday, January 25, 2017 by Help Ms.sue*

**math**

A piece of wood is divided in 3 pieces in the ratio 3:4:2. The length of the longest piece is 72. Calculate the length of the piece of wood. Answer 162

*Wednesday, January 25, 2017 by Patricia*

**Math**

A scuba diver was swimming at a depth of 8 meters below the surface of the water. He saw an eel swimming 3 meters above him and a squid swimming 4 meters below him. Which of the following methods shows a correct way to find the depth at which the eel was swimming?

*Wednesday, January 25, 2017 by Help*

**Math Question from Teacher Exam**

Another crazy question on the exam. A teacher gives each child a picture card of an animal with a number. She tells the student to make the animal sound the number of times that matches the number on the card. What type of reasoning is the teacher teaching? I can't remember ...

*Wednesday, January 25, 2017 by Sheila*

**math**

A piece of wood is divided in 3 pieces in the ratio 3:4:2. The length of the longest piece is 72. Calculate the length of the piece of wood.

*Wednesday, January 25, 2017 by Patricia*

**Math Question from Teacher Exam**

The question- The teacher gives her students 8 faces and 7 smiles and tells them to match the smiles with the faces. What concept is the teacher helping her students understand? Is it one to one concept? One to many? or One more than? I think it is one more than but not sure ...

*Wednesday, January 25, 2017 by Sheila*

**Math**

Zoey has invested $30 000 in a registered education savings plan (RESP). She wants her investment to grow to at least $50 000, so that her newborn can go to university at age 18. What interest rate, compounded annually, will result in a future value of $50 000? Round to the ...

*Wednesday, January 25, 2017 by Emma*

**math**

Riley invests $100 in the year 2000. The account is compounded annually. The account earns 3% interest for a period of 30 years. After 30 years, how much money will be in the account?

*Wednesday, January 25, 2017 by marilyn*

**math**

2/5 of a school are boys. when 1/5 of the boys are absent 160 boys are present. How many girls are in the school?

*Wednesday, January 25, 2017 by Anonymous*

**math**

The probability of getting a sum of 5 when you roll two number cubes is How many times should you expect to get a sum of 5 if you roll the cubes each number of times? a. 9 b. 18 c. 27 d. 100 e. 450

*Wednesday, January 25, 2017 by Maddox*

**Math!!!!**

Congruency means that two figures or items are exactly the same size and shape. Where in life would it be vitally important for two or more items to be congruent?

*Wednesday, January 25, 2017 by MarieGrande*

**Math**

Congruency means that two figures or items are exactly the same size and shape. Where in life would it be vitally important for two or more items to be congruent?

*Wednesday, January 25, 2017 by MarieGrande*

**8th grade math /lesson3/functions**

Find the next three terms in the sequence 1. 30, 22, 14, 6... -3, -12, -21**** -1, -8, -15 -1, -2, 3 -2, -10, -18 4. Find the first four terms of the sequence represented by the expression. 4. 3n+5 5,8,11,14 8,11,14,17 3,6,9,12 0,8,11,14 (idk about this one)^^^^^^^^^ Find the ...

*Wednesday, January 25, 2017 by crybaby*

**math**

At Murky Middle School, 372 students ride the bus to school. If this number is 60% of school enrollment, then how many students are enrolled at the school?

*Wednesday, January 25, 2017 by aj lee*

**Math**

Maria wants to make fruit punch for a birthday party. She needs to mix three parts ginger ale, two parts cranberry juice, and one part orange juice. Ginger ale costs $2.00 per gallon, cranberry juice costs $4.00 per gallon, and orange juice costs $5.00 per gallon. Maria only ...

*Wednesday, January 25, 2017 by Anna*

**Math**

It takes 3 mins to fill a tub to the top and five minutes to drain the full tub.if the faucet and drain are both open how long will it take to fill the tub

*Wednesday, January 25, 2017 by Sarah*

**MATH**

What is x^2 times x^2?

*Wednesday, January 25, 2017 by cool*

**Math**

A field hockey tournament is to be held in Yellowknife, NWT. According to regulations, the field is 25 yds by 100yds. For officials, support group and team members, a uniform rectangular strip of manicured lawn is to be installed by a local business group. If the area of the ...

*Tuesday, January 24, 2017 by Sabrina*

**Math**

Roger needs to fill his exmpty fuel carried for an emergency delivery. He has to pumps that can fill the carrier in 2 hours when both used at the same time. Individually, one of the pumps takes 45 mintues less than the other to fill the empty carrier. Suddenly, he realizes ...

*Tuesday, January 24, 2017 by Hunter Cox*

**Math 11**

Cecile took a ferry to corss the St.Laurent River rom Sept-Iles, PQ to Matane,PQ a distance of 175km. She relizes that it's the same road distance from her home to her cottage in Godbout, PQ. By road, she averages 60km/h faster than the ferry and takes 5 h 20 min less time. ...

*Tuesday, January 24, 2017 by Jackson Welch*

**Math 11**

You've been asked to assits with a grade-4 class who will be selling small boxes of wildflower seed mix for Mother's Day. You've been given a stack of construction paper 15cm by 20cm. You must instruct the calss to cut identical squares from each corner, then fold the sides to...

*Tuesday, January 24, 2017 by Kristie Dexter*

**Math 11 Foundations**

Sanchez has a garage on his property. He recently purchased a tractor and cannot fit in his garage. To store is new purcahse, he deices to attach a three-sided fence to one of the walls of his garage in order to save material. If Sanchez has 60 meters of fencing and wants a ...

*Tuesday, January 24, 2017 by Maddi Donald*

**Math 11 Foundations**

Last year, a local hockey association charged $10 a ticket and averaged 12000 in attendance in its 2000 capacity area. The committee calculated that for every $0.50 decreases in the price of the ticket, there would be 100 more tickets sold. what is the highest ticket cost that...

*Tuesday, January 24, 2017 by Jason Keller*

**Math, Statistics**

If P(A)=.3 and P(B)=.45 find… P(A or B) if A and B are 1)mutually exclusive & 2)independent. Also, I need help understanding what independent and mutually exclusive means and what that does.

*Tuesday, January 24, 2017 by Jillian*

**Math**

Barbara is tiling her craft room floor with square tiles. She wants 6/10 of the square tiles be red. If she uses 18 red tiles,how many square tiles will be used to cover the floor?

*Tuesday, January 24, 2017 by Anonymous*

**Math**

Use the remainder theorem to evaluate f(k), then determine if k is a factor. f(x)=10x^3-41x^2+32x+20; 5/2

*Tuesday, January 24, 2017 by Beth*

**Math**

Factor and find all zeros. One factor is given. f(x)= 6x^3+7x^2-1; 2x+1

*Tuesday, January 24, 2017 by Emma*

**Math**

Simplify: (8-5)^2 x 3-8 divided by 2

*Tuesday, January 24, 2017 by Diane*

**Math**

chris cuts boards that are 2/3 feet long. He has a 7/9 foot long board of wood. How many yards can he cut?

*Tuesday, January 24, 2017 by Sam*

**6 grade math**

Coordinates are of the shape :of part a and b show these coordinates : (-2,-4), (-2,4), (2,4), (2,'4) Problem c: should I use a new figure or I can continue with same shape as part a and b . So how do I enlarge the shape: Draw a figure that is enlarge by a factor of 1.5 and ...

*Tuesday, January 24, 2017 by Jessica*

**Math**

Factor and find all zeros. One factor has been given. f(x)= x^3+9x^2+23x+15; x+5

*Tuesday, January 24, 2017 by Emma*

**Math**

Where do I insert parentheses to make this number sentence true: 6 X 4 - 2 x 5 + 6 / 2 =16

*Tuesday, January 24, 2017 by Mmw*

**Pre-algebra**

ughhhhhh! PA is so hard! my teacher is constantly comparing us to the regular math saying that if we can't figure it out then we should ask them. What does that even mean? we are more advanced! anyway... this website helps so much. Im definitely going to be posting about ...

*Tuesday, January 24, 2017 by Julia*

**Math**

Plot points on the number line to represent all values that round to 500 when rounded to the nearest hundred and 450 when rounded to the nearest ten

*Tuesday, January 24, 2017 by Paige*

**Math**

A company runs food service concessions for sporting events throughout the country. Their marketing research department chose a particular football stadium to test market a new jumbo hot dog. It was found that the demand for the new hot dog is given approximately by p=6−ln(x...

*Tuesday, January 24, 2017 by Bob*

**Math**

The cost of producing x units of a product is given by C(x)=800+120x−120ln(x),x≥1. Find the minimum average cost, which is defined as C(x)/x (the total cost divided by the number of units). Minimum Average Cost =

*Tuesday, January 24, 2017 by Zach*

**Math**

How do you find P if A=1/2a+P, and you have both the values of a and A?

*Tuesday, January 24, 2017 by Mary*

**Math**

The dressmaker has 3/8 yard of fabric. She needs a total of 3/4 yard for a vest. How much more fabric does she need?

*Tuesday, January 24, 2017 by Miranda*

**Math**

Mrs.Johnson baked 2 dozen cookies. Two third of the cookies were oatmeal . How many oatmeal cookies did Mrs. Johnson bake

*Tuesday, January 24, 2017 by Camelia*

**Math**

WebWork = 28% Four exams = 6% each A final = 28% Labwork = 20% Suppose you obtain 100 percent credit on all WeBWorK assignments for this class. What is the minimum average percentage on the exams and labwork that will still get you an A in this class? (Remember an A is greater...

*Tuesday, January 24, 2017 by Jamie*

**Math**

A dessert recipe calls for2 1/2 cups of milk how. Many cups of milk are needed for 8 servings?

*Tuesday, January 24, 2017 by John*

**math**

Leah has two same size rectangles divided into the same number of Equal parts. One rectangle has 1/3 of the parts shaded and the other has 2/5 of the parts shaded. What is the least number of parts into which both rectangles can be divide?

*Tuesday, January 24, 2017 by diana*

**Math**

Find the value that makes the pair of ratios equivalent 1. 8 2.(7) 3.6 4.5

*Tuesday, January 24, 2017 by Help I need somebody not just anybody*

**math**

find each product mentally 6*4.4

*Tuesday, January 24, 2017 by Lily*

**Math**

There are 3 boxes of tangerines. Each box has 93 tangerines. The tangerines will be divided equally among 9 classrooms. How many tangerines will each classroom get?

*Tuesday, January 24, 2017 by Tiffany*

**Math**

which of the following ratios are equivalent 5/20? Choose all that apply. A. (1/4) B. 1/5 C. (20/100) D. 25/100

*Tuesday, January 24, 2017 by Help I need somebody not just anybody*

**Math**

On a scale drawing, the scale is 1/4 inch = 1 foot. What are the dimensions on the scale drawing for a room that is 18 feet by 16 feet?

*Tuesday, January 24, 2017 by Suray*

**math**

find each product mentally.12*4 3/4

*Tuesday, January 24, 2017 by Lily*

**Math**

There are 44 students and 6 adults attending a field trip to an art museum. What is the ratio of adults to children? 1.44:6 2.(6:44) 3.6:60 4.44:60

*Tuesday, January 24, 2017 by Help I need somebody not just anybody*

**Math**

Which numbers make the equation true? 47+___>70 a.10 b.20 c.30 I am extremely confused on how to assist my daughter in solving this, due to this being common core math. Could you please direct me on how to solve problems such as this? than you in advance

*Tuesday, January 24, 2017 by Mya*

**Math**

2:x and 12:18 identify the value of x that makes each pair of ratios equivalent A.(3) B.4 C.6

*Tuesday, January 24, 2017 by Help I need somebody not just anybody*

**Math**

What is the greatest odd number less than 250 ? Exlplain how you know.

*Tuesday, January 24, 2017 by Mariah*

**Math**

3+1/4*cos(theta)=13/4 Please help really confused. I was given the answer as 1 but how do I figure it out. I know you are suppose to subtract 3 from both sides but how do i do that with the 13/4?

*Tuesday, January 24, 2017 by Haley*

**math**

Martha read 1/6 of her book on Saturday and 5/12 of her book on Sunday how many more pages do she have to read

*Tuesday, January 24, 2017 by crystal*

**Math**

Lesson 9: Equations and Inequalities Unit Test Algebra Readiness A Unit 7: Equations and Inequalities HELP PLS

*Tuesday, January 24, 2017 by Theresa*

**Math**

A soccer field has a perimeter of 26 yards.if the width is 8 yards,how long is the length?

*Tuesday, January 24, 2017 by Aj*

**math**

Write a system of equations to describe the situation below, solve using substitution, and fill in the blanks. Ella is starting a business selling handmade necklaces. She has decided to invest an initial amount of $57 for advertising, and materials cost $7 for each necklace ...

*Tuesday, January 24, 2017 by dmoney*

**math geometry**

Find the area of the triangle defined by the coordinates (-3, -4), (-7, 0), and (-3, 4).

*Tuesday, January 24, 2017 by angel*

**Math - Algebra 1**

A field must be fenced in. There is 212 yards of fencing material to be used. What should the dimensions of the enclosed area be to ensure that is has the largest area possible? (system of equations) Dimensions_____________________

*Tuesday, January 24, 2017 by Lauren*

**Math**

Tricia spent $12 to rent skates. She rented them for 4 hours. What number sentence states how much it costs to rent skates for one hour?

*Tuesday, January 24, 2017 by Judi*

**Math**

Put the fractions in order from smallest to largest 3/5 1/8 5/10

*Tuesday, January 24, 2017 by Dil*

**Math**

together Paul and Jack and $72 twice as many cars as if she's three cars how much did they charge to watch explain how you know.

*Tuesday, January 24, 2017 by jayona*

**Math**

Katie is baking cookies. She only wants to make 3/4 of the recipe. She needs to take 3/4 of the 2/3 cup of sugar. How much sugar does she need?

*Tuesday, January 24, 2017 by Greg*

**Math**

Henry needs to cut a 4 2/3 foot board into 5 equal pieces. How long was each piece?

*Tuesday, January 24, 2017 by Greg*

**Math**

jeff has 12 more toy cars than toy trucks. In all, he has 19 toy vehicles. How many toy trucks does Jeff have?

*Tuesday, January 24, 2017 by JB*

**math**

A construction company needs to remove 416 tons of dirt from a construction site. They can remove 89 tons of dirt each hour. What is the total number of hours it will take to remove the dirt?

*Tuesday, January 24, 2017 by angie*

**Math**

There are 144 people in an audience. The ratio of adults to children is 5 to 3. How many are adults? PLEASE HELP!

*Tuesday, January 24, 2017 by Madi*

**Math**

3. Which of the following appears to be an irrational number? A. 3.72727272 B. Square root 64 C. -6/5 D.073303330 Plzz help My answer is c

*Tuesday, January 24, 2017 by Snoop*

**Math: Geometry**

2. Name four line. Segments that have point B as an endpoint. A. AF, CH, AE, BE B. BA, BF, BC, BH 3. AF, CH, AE, BE 4. BA , BF, BC, BH Please help!

*Tuesday, January 24, 2017 by Please Help!*

**math**

dy/dx+(1/x)y=3x^2y^3 find the solution using Bernoulli equation

*Tuesday, January 24, 2017 by tish*

**Math**

Do you think that advertised discounts are always the best deal? Why or why not? What is a real-world scenario in which the discount is not the best price? Think back to when you bought an item on sale or by using a discount. How did you determine the sale price in your head ...

*Tuesday, January 24, 2017 by Anonymous*

**Math geometry**

The measure of an angle is twenty more than three times it's supplement. What are the measures of each angle?

*Tuesday, January 24, 2017 by Karen*

**math**

∠6+ ?

*Tuesday, January 24, 2017 by luivi*

**Math - Algebra 1**

Each cow eats 4.5 cups of feed a day and the bucket it comes in contains 250 cups. The buckets cost $26.75 each. If a farm has 16 cows, how much will it cost to feed all of the cows for 1 week? (system of equations) Cost____________________

*Tuesday, January 24, 2017 by Lauren*

**Math - Algebra 1**

A field must be fenced in. There is 212 yards of fencing material to be used. What should the dimensions of the enclosed area be to ensure that is has the largest area possible? Dimensions_____________________

*Tuesday, January 24, 2017 by Lauren*

**math**

A walkway forms a diagonal of a square playground. The walkway is 24 meters long to the nearest tenth of a meter. How long is the side of the playground?

*Tuesday, January 24, 2017 by ranz*

**Math**

4. The ordered pairs (0, 0), (2, 4), (4, 8), and (6, 12) represent a function. What is the rule for this function? (1 point) y = x +2 y = 3x y = x + 4 y = 2x

*Tuesday, January 24, 2017 by ................*

**math**

A circular field is surrounded by a circular path. The radius of the field is 15 m , and the radius from the center of the field to the outer edge of the path is 20 m .

*Tuesday, January 24, 2017 by kandy*

**Math**

Ramana buys 8kgs tomatoes. If the cost of 5 kgs is 65.How much will ramana pay

*Tuesday, January 24, 2017 by Jashu*