Friday

March 6, 2015

March 6, 2015

**Branches of Math**

**Recent Math Questions**

Post a New Question | Current Questions

**math**

Arnie skates 1 3/4 miles to the lake, then goes 1 1/3 miles around the lake, and then back home. How many miles did he skate?
*Friday, January 30, 2015 at 12:24am*

**math**

four friends want to equally share 2 2/3 feet of rope.What amount of rope should each friend get?Draw a picture to solve
*Thursday, January 29, 2015 at 11:20pm*

**business math**

A second hand furniture store buys sofas with a list price of $9,500. If the wholesaler offers trade discounts of 10/20/30, find the single equivalent discount.
*Thursday, January 29, 2015 at 11:19pm*

**math**

find the unit price for each option shown below. round to the nearest cent if nessicary indicate which option is better to buy?
*Thursday, January 29, 2015 at 10:52pm*

**math**

i have tryed this like ten times but cant get the answer can u help. 58,00 times 7.40% after u get the answer between the two multiply by 3
*Thursday, January 29, 2015 at 10:48pm*

**math**

'the accountant charged $23 for the hour of work and $23 for each for each hour after that . He earned a total of $127. How many hours did he work'
*Thursday, January 29, 2015 at 10:06pm*

**Math**

Name the quadrilateral with exactly one pair of parallel sides. A. Kite B. Parallelogram C. Rhombus D. Trapezoid Is the answer D? Thanks
*Thursday, January 29, 2015 at 8:32pm*

**Math**

Wendy earns $2 for every table she serves plus 20% of the total customer order. Define a variable and write an expression to represent the amount of money she earns for one table.
*Thursday, January 29, 2015 at 8:31pm*

**Math**

Which is NOT an appropriate classification for a triangle? A. Right Equilateral B. Acute Scalene. C. Obtuse Isosceles D. Right Scalene Is the answer D? Thank you
*Thursday, January 29, 2015 at 8:27pm*

**math**

Adam drew two same size rectangles and divided them into the same number of equal parts.He shaded one third of one rectangle and one forth of the other rectangle.What is the least number of parts into which both rectangles could be divided?
*Thursday, January 29, 2015 at 8:13pm*

**math**

In a recent survey 5/8 of pet owners say they allow their pet to go outside. Of these, 1/3 allow their pet outside without supervision. Does 5/8*1/3 express the fraction of the pet owners surveyed that allow their pet outside without supervision? My answer is yes. Did I do good?
*Thursday, January 29, 2015 at 7:56pm*

**math**

Miss Sue, is the answer that psydag give to Angel at 4:53 today correct? doesn't seem to add up
*Thursday, January 29, 2015 at 7:30pm*

**Math**

The perimeters of a kitchen is 528 inches.If the width of the kitchen is 120 inches,what is the length of the kitchen?
*Thursday, January 29, 2015 at 7:28pm*

**math**

the product of two mixed numbers that are each between 4 and 5 is between 16 and 25. I think that is false. am I correct
*Thursday, January 29, 2015 at 7:21pm*

**Math**

What's the difference between one solution and infinitely many solutions?
*Thursday, January 29, 2015 at 6:40pm*

**Math**

Tension wants to build a soccer field for his team. The area of the field should be 125 square feet. The width is 1/5 of the length. What are the dimensions of the field?
*Thursday, January 29, 2015 at 6:39pm*

**Math**

Solve the following systems of linear inequalities x+2y is less than or equal to 6 y is greater than -4x
*Thursday, January 29, 2015 at 6:32pm*

**2nd grade math**

Can all 4 sided figures be made from triangle? why?
*Thursday, January 29, 2015 at 6:31pm*

**2nd grade math**

take a shape with 4 sides. draw a line between two vertices that do not share a side. how many shapes does that make? how many sides do they have
*Thursday, January 29, 2015 at 6:05pm*

**Math**

3{radical symbol48/3 - 2} how would i solve this problem
*Thursday, January 29, 2015 at 5:52pm*

**Math**

Show each step to show how to verify the identity. cos(x + y) + cos(x - y) = 2 cos x cos y
*Thursday, January 29, 2015 at 5:17pm*

**math**

THe area of a parallelogram is 594, and the lengths of its sides are 32 and 46. Determine, to the nearest tenth of a degree, the measure of the acute angle of the parallelogram
*Thursday, January 29, 2015 at 5:16pm*

**Math**

Find the exact value: cos(pi/16)cos(3pi/16)-sin(pi/16)sin(3pi/16)
*Thursday, January 29, 2015 at 5:13pm*

**Math**

true or false- the product of two fractions that are each between 0 and 1 is also between 0 and 1
*Thursday, January 29, 2015 at 5:04pm*

**math**

Homeroom 101 and Homeroom 102 share a hallway bulletin board. If Homeroom 101 uses 3/5 of their half to display artwork, what fraction of the board is used to display to display Homeroom 101's artwork? Which is correct-3/5 x 1/2 , 3/5 divided by 1/2. or 3/5 x 1/2?
*Thursday, January 29, 2015 at 4:53pm*

**math**

Three pupils John, Daniel and David contributed a total of $400 for a party. John contributed $30 more than Daniel while, David contributed three times as much as John. If David contributed $x, which one of the equations below can be used to find David's contribution?
*Thursday, January 29, 2015 at 4:38pm*

**math**

given thatvABCD is a parallelogram where A(1,2),B(4,4), and C(6,2) determine the coordinates of D using vector?
*Thursday, January 29, 2015 at 4:22pm*

**URGET!!**

DOING A 20 QUESTION MATH TEST AND GOT STUCK ON THESE PROBLEMS!!:( 1.find the three terms in the sequence 30,22,14,6,.... 2.write a rule for the sequence 4,8,16,32 3.find the first-four terms of the sequence represented by the expressed sequence 3n + 5. 4.a gas station charges ...
*Thursday, January 29, 2015 at 4:06pm*

**math**

A pool drains water at a rate of 3% every 5 minutes how many gallons of water are left after 50 minutes? How long will it take to have less then 1,000 gallons?
*Thursday, January 29, 2015 at 3:43pm*

**Math 20-1**

What is the solution for 2x^2-7x>-3? (2 marks) (Show your work)
*Thursday, January 29, 2015 at 3:24pm*

**Math 20-1**

A boundary line that is dashed is represented by the inequality symbol: ?
*Thursday, January 29, 2015 at 3:23pm*

**math**

water tower with a 20 ft. sphere at top to store water. how many gallons does it hold?
*Thursday, January 29, 2015 at 2:44pm*

**math**

Which property is NOT a characteristic of a parallelogram? a) Opposite sides are congruent b) All angles are congruent c) Opposite sides are parallel d) Opposite angles are congruent
*Thursday, January 29, 2015 at 2:11pm*

**Math Help!!**

When the owner of a gas station sets the price of 1 gallon of unleaded gasoline at 2$, he can seek approximately 20,000 gallons per day. When he sets the price of gas at 5$ per gallon, he can sell approximately 14,000 gallons per day. Let G(x) denote the number of gallons of ...
*Thursday, January 29, 2015 at 2:09pm*

**Math 20-1**

The length of a rectangle is 5 cm more than its width. What are the possible dimensions of the rectangle if the area must be at least 84 cm^2? (2 marks)
*Thursday, January 29, 2015 at 1:36pm*

**Math**

Hi everyone! I am extremely struggling with this questions and was hoping someone would go over them with me. Thank you! 1. Which of the following expressions is written in scientific notation? a. 73.4 x 10^5 b. 0.09 × 10^7 c. 80 x 10^3 d. 4.22 x 10^–3 2. Which of ...
*Thursday, January 29, 2015 at 1:36pm*

**Math**

Using this graph, find the average lengths of cellular calls for the year 2013. Year:|Avg length (L) in minutes: 1999|2.38 2000|2.56 2001|2.74 2002|2.73 2003|2.87 2004|3.05 I think the answer is 4.08 minutes but I also got 3.97 so I'm not sure, can you tell me if I'm ...
*Thursday, January 29, 2015 at 11:43am*

**Math**

Two equilateral triangles are sitting side-by-side. The length of one side of Triangle A is 5 ft. The sides of Triangle B are 3 times as long as those of Triangle A. How long is the length of one side of Triangle B?
*Thursday, January 29, 2015 at 9:05am*

**math**

explain the error Janine tells her friend that ordered pairs have an x coordinate of 0 lie on the x axis. She uses the origin as an example. Describe Janine's error. Use a counterexample to explain why Janine statement is false.
*Thursday, January 29, 2015 at 8:39am*

**math**

Adam used the three fractions to make a circle graph and colored each a different color. What fraction of the graph is not colored?
*Thursday, January 29, 2015 at 8:17am*

**math**

Two station astronauts will each perform three 8-hour EVAs within 13 days to repair a damaged solar panel that was impacted by a micrometeoroid on the space station. What is the total amount of oxygen needed by the two astronauts to accomplish this? Please put your answer in ...
*Thursday, January 29, 2015 at 6:43am*

**Math**

Fred, Burt, Conrad, Otto, and Hugh run a race. All the runners can be taken to have the same level of ability, so it may be assumed that all of the possible orderings of the five runners are equally likely. Express your answers to the questions to two decimals. What is the ...
*Wednesday, January 28, 2015 at 11:53pm*

**Math Help!!**

When the owner of a gas station sets the price of 1 gallon of unleaded gasoline at 2$, he can seek approximately 20,000 gallons per day. When he sets the price of gas at 5$ per gallon, he can sell approximately 14,000 gallons per day. Let G(x) denote the number of gallons of ...
*Wednesday, January 28, 2015 at 11:53pm*

**math**

A cube of wood measures 5 centimeters on a side and weighs 19 grams. What is the density of the cube of wood? Will the cube of wood float in water?
*Wednesday, January 28, 2015 at 11:18pm*

**math**

I have 23 hundreds, 47 tens, 5 ones, 8 tenths and 10 hundredths. What number am I. We got the numbers to the left of the decimal - 2775 but to the right is it .81 or .18 or .9 as 10 hundredths is the same as 1 tenth so add 8 tenths and 1 tenth together? Thanks! Robin
*Wednesday, January 28, 2015 at 10:52pm*

**math**

What is the cost of tiling a rectangular plot of land 500 m long and 200 m wide at the rate of rs 8 per hundred Sq m?
*Wednesday, January 28, 2015 at 10:04pm*

**Math**

Express the function in the form f compose g. (Use non-identity functions for f and g.) u(t) = cot t/(9+cot t) {f(t), g(t)}=?
*Wednesday, January 28, 2015 at 9:58pm*

**Math**

A=2600e^0.08^t % increase each year
*Wednesday, January 28, 2015 at 9:56pm*

**Math**

Express the function in the form f o g. (Use non-identity functions for f and g.) G(x)= cube root of (x/(9+x)) {f(x),g(x)}=?
*Wednesday, January 28, 2015 at 9:54pm*

**Math **

Find f o g o h f(x)= sqrt(x-5), g(x)=x^2, h(x)=x^3+6
*Wednesday, January 28, 2015 at 9:51pm*

**math**

After Khalil gave Benjamin 3/5 of the rocks in his collection, Benjamin had 70 rocks. If Benjamin had 25 rocks in the beginning, how many rocks did Khalil have in the beginning?
*Wednesday, January 28, 2015 at 9:30pm*

**Math**

Lela and pepe are playing a video game. The game scores are a ratio of 1:5. Lela completes a quest and earns 48 points. Their score ratio is now 5:9. What is pepe's score?
*Wednesday, January 28, 2015 at 9:22pm*

**Math**

What is 4+ 1000000.
*Wednesday, January 28, 2015 at 9:18pm*

**Math**

A variable star is one whose brightness alternately increases and decreases. For one such star, the time between periods of maximum brightness is 5.6 days, the average brightness (or magnitude) of the star is 5.5, and its brightness varies by ±0.30 magnitude. Find a ...
*Wednesday, January 28, 2015 at 9:16pm*

**math**

explain the error Janine tells her friend that ordered pairs have an x coordinate of 0 lie on the x axis. She uses the origin as an example. Describe Janine's error. Use a counterexample to explain why Janine statement is false.
*Wednesday, January 28, 2015 at 9:04pm*

**Math**

X-Y=5 X-Y=11
*Wednesday, January 28, 2015 at 8:54pm*

**math**

A roll of ribbon contains 92 inches of ribbon. If you need strips of ribbon 4/5 inches long, how many strips could you cut from this roll?
*Wednesday, January 28, 2015 at 8:52pm*

**math**

You are paid $40 an hour to wash windows. If you have worked for 4 4/5 hour, how much money have you earned?
*Wednesday, January 28, 2015 at 8:50pm*

**Math**

Five sixth plus one third
*Wednesday, January 28, 2015 at 8:02pm*

**Math**

Fred, Burt, Conrad, Otto, and Hugh run a race. All the runners can be taken to have the same level of ability, so it may be assumed that all of the possible orderings of the five runners are equally likely. Express your answers to the questions to two decimals. What is the ...
*Wednesday, January 28, 2015 at 7:52pm*

**math**

If Will gives Molly $9, he will have the same amount of money as her. If Molly gives Will $9, the ratio of the money she has to the money Will has will be 1 : 2. How much money does Will have in the beginning?
*Wednesday, January 28, 2015 at 7:47pm*

**Math**

Sam painted a wall in his. On Monday, he painted half of the wall. He painted 2/3 of the other half on Tuesday, and finished painting the wall o Wednesday. How much of the wall did Sam paint on Wednesday?
*Wednesday, January 28, 2015 at 7:43pm*

**math**

Adrian jogs 3/4 mile each morning. How many days will it take him to jog 3 miles?
*Wednesday, January 28, 2015 at 7:30pm*

**math, algebra**

If Will gives Molly $9 dollars he will have the same amount of money as her. If Molly give Will $9, the ratio of money she has to the money will has will be 1:2. How much money does will have in the beginning? Can you give me an explanation of each step, please? I'm having...
*Wednesday, January 28, 2015 at 7:28pm*

**Math**

A $1,600.00 principle earns 7% interest, compounded semiannually twice per year. After 33 years, what is the balance in the account. My answer is $112,992.00
*Wednesday, January 28, 2015 at 7:26pm*

**Math. **

1. Find the area of the given circle. Round to the nearest tenth. *theres a picture of a circle and the radius is 3.5* A. 22.0 cm *squared* B.38.5 cm *squared* C. 11.0 cm *squared* D. 42.8 cm *squared* 2.Find the circumference of the given circle. Round to the nearest tenth. *...
*Wednesday, January 28, 2015 at 7:15pm*

**Math**

Jose said all of the multiples of 8 are also multiples of 2? Manila said that all the multiples of 8 are also of 4. Who is correct?
*Wednesday, January 28, 2015 at 6:59pm*

**Math**

Find the product 8 1/3 x 3/5 in simplest form Find the product 5 1/2 x 3 1/3 in simplest form Use distributive property to find the product 4 2/5 x 10
*Wednesday, January 28, 2015 at 6:44pm*

**math**

Franklin Furniture Company sells chairs for $110 each and tables for $322 each. Last month the company sold 65 items for a total of $12,450. How many chairs and how many tables did they sell?
*Wednesday, January 28, 2015 at 6:39pm*

**math**

Jessica sold 210 magazine subscriptions during a fundraiser at her school. The subscriptions either cost $23 per year or $45 for two years. Her sales totaled $6,150. How many one-year and how many two-year subscriptions did Jessica sell?
*Wednesday, January 28, 2015 at 6:35pm*

**math**

The Downtown Theater group sold 650 tickets to its latest production. They sold only regular seats and box seats. Regular seats cost $12 each and box seats cost $18 each. Altogether, the theater collected $8,550 in ticket sales. How many regular seats and how many box seats ...
*Wednesday, January 28, 2015 at 6:31pm*

**Math**

In triangle ABC, the degree measure of angle A is 20 degree greater than the degree measure of angle B. Angle C is a right angle. What is the measure of angle B? Is it 70 degrees. 90-20=70
*Wednesday, January 28, 2015 at 6:30pm*

**Math**

A bamboo plant grew 3 feet and 6 inches in 3 days. If the plant grew the same amount each day. how many inches did plant grow each? 12 x3=36 36+6=42 42*3=126 126 inches
*Wednesday, January 28, 2015 at 6:01pm*

**math**

limit of x approaches -3. (2x^2 + 4x + 1)
*Wednesday, January 28, 2015 at 5:50pm*

**math**

9 feet equal how many inches
*Wednesday, January 28, 2015 at 5:30pm*

**math**

For every cup of seltzer you use, how much orange juice do you use?
*Wednesday, January 28, 2015 at 5:20pm*

**Math**

You are buying a fence to enclose a garden that has an area of 360 square feet. x + 9 The bottom of garden x side of garden a) What is the width of the area to be enclosed? Answer in units of ft b) How much fencing do you need? Answer in units of ft
*Wednesday, January 28, 2015 at 5:18pm*

**math**

1. How many milligrams (mg) are equal to 1000 micrograms (mcg)? 2. How many pounds (lb) are in one kilogram (kg)? 3. How many milliliters (mL) are in 1/2 of a household measuring cup? 4. Which of the following is an example of a correct conversion factor? a 50 ml/1oz b 1 cup/...
*Wednesday, January 28, 2015 at 5:08pm*

**math**

how many pounds are in one kilogram round to nearest tenth
*Wednesday, January 28, 2015 at 5:05pm*

**Math **

Monica paid sales tax of $1.50 when she bought a new bike helmet. If the sales tax was 5% how much did the store charge for the helmet before tax?
*Wednesday, January 28, 2015 at 4:45pm*

**help math algebra**

How do you find the GCF (greatest common factor) of -m^8n^4 and 3m^6n?
*Wednesday, January 28, 2015 at 4:33pm*

**math-algebra**

How do you find the GCF (greatest common factor) of -m^8n^4 and 3m^6n?
*Wednesday, January 28, 2015 at 4:03pm*

**Math**

In the equation c=9h, identify which variable is the independent variable and which is the dependent variable.
*Wednesday, January 28, 2015 at 4:00pm*

**Math**

Find the exact value: cos(pi/16)cos(3pi/16)-sin(pi/16)sin(3pi/16)
*Wednesday, January 28, 2015 at 3:58pm*

**Math 20-1**

The length of a rectangle is 5 cm more than its width. What are the possible dimensions of the rectangle if the area must be at least 84 cm^2? (2 marks)
*Wednesday, January 28, 2015 at 3:55pm*

**Math 20-1**

What is the solution for 2x^2-7x > always greater than -3 ? (2 marks) (Show your work)
*Wednesday, January 28, 2015 at 3:55pm*

**Math**

The product of 0.15 an an unknown factor is 1.38. What is the unknown factor?
*Wednesday, January 28, 2015 at 3:50pm*

**math**

Mr. Smith’s first period class had an average of 90% on the first test, and his 4th period class had an average of 82%. If there were 30 people in his first class, and 22 in his second, what is the average score of someone in his class?
*Wednesday, January 28, 2015 at 3:49pm*

**math**

AB = 8 cm, AC = 6 cm, AD = 7 cm, CD = 2.82 and CAB =50°. Find the length BC, angle ABC, angle CAD , area of triangle ACD.
*Wednesday, January 28, 2015 at 1:46pm*

**math **

11>2y-15
*Wednesday, January 28, 2015 at 12:46pm*

**math**

A circle has an area of 154cm2 what is the diameter of the circle
*Wednesday, January 28, 2015 at 12:04pm*

**Math**

A hardware store will deliver up to 6 items for a $25 delivery charge. There is a charge of $4 for each additional item to be delivered. Write a piecewise function for the cost of having x items delivered. I understand the answer is 25 for x <= 6 and 4x + 1 for x > 6. ...
*Wednesday, January 28, 2015 at 11:58am*

**MATH**

Two Trains are leaving Kansas City at noon. One is traveling northeast at 38MPH. The other is heading west at 46KPH. At what time in Los Angeles will the trains be 214 miles apart?
*Wednesday, January 28, 2015 at 11:41am*

**math**

19 > - n/5 + 9 3x + 4 < 19
*Wednesday, January 28, 2015 at 11:27am*

**Math**

What is -a^-2 if a equals -5
*Wednesday, January 28, 2015 at 11:19am*

**Math, trignometry,Algebra**

The curve y=sin(x)+pi/2 will experience which transformation from the function y=sin(x) 1)A shift pi/2units right 2)none of the above 3)A shift pi/2 united down 4)A shift pi/2 units up 5)A shift pi/2 units left
*Wednesday, January 28, 2015 at 11:05am*

**math**

A jug of milk holds 4 quarts. How many liters of milf does the jug hold. Round to the nearest hundredth of a liter. 1L= 1.06 qt A) 0.27 L B) 3.77 L C) 4.24 L D)5.06 L not sure on this one Garrett is 64 in tall. How many centimeters tall is he? Round your answer to the nearest ...
*Wednesday, January 28, 2015 at 10:46am*

**Math**

What decimal represents the probability that the spinner will stop on an orange section?
*Wednesday, January 28, 2015 at 10:16am*

**Math**

Find the equation of the line, with the given properties, in slope-intercept form. Slope=−4, through (722;7,7) The equation of the line is .
*Wednesday, January 28, 2015 at 10:08am*

**Math**

Hello! Can you check my answers for these 4 worksheet questions? Thank you in advance (: 1. The following ordered pairs give the scores on two consecutive 15-point quizzes for a class of 18 students. (7, 13), (9, 7), (14, 14), (15, 15), (10, 15), (9, 7), (14, 11), (14, 15), (8...
*Wednesday, January 28, 2015 at 10:01am*

Pages: <<Prev | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | **18** | 19 | 20 | 21 | 22 | 23 | 24 | Next>>

Post a New Question | Current Questions