Tuesday

January 27, 2015

January 27, 2015

**Branches of Math**

**Recent Math Questions**

Post a New Question | Current Questions

**Math **

what factor do 4x^2 +13x+3 and 8x^2+22x-6 have in common? i try and got answer of 12, am i right or wrong?
*Tuesday, January 27, 2015 at 2:39am*

**MATH!!**

the ramp shown below is used to move crates of oranges to loading docks at diffrent heights.when the horizontal distance ab is 15 feet the height of the loading dock,bc,is 3 feet.what is the height of the loading dock de
*Tuesday, January 27, 2015 at 1:23am*

**math**

If 1+2+3+...+200=x, what is (1+2+3+...+200)-(2+4+6+...+200)? (solution pls... tnx)
*Tuesday, January 27, 2015 at 1:07am*

**math**

Tina wants to buy flannel sheets. She reads that a weight of at least 190 grams per square meter is considered high quality. She finds 3 options for flannel sheets: 1)1,100g of flannel in 6 square meters, $45. 2)1,260g of flannel in 6.6 square meters, $42. 3)1,300g of flannel ...
*Tuesday, January 27, 2015 at 1:04am*

**math**

The sum of two numbers is 12. The sum of their reciprocal is 3/8? what are the numbers?
*Tuesday, January 27, 2015 at 1:00am*

**math **

A circle of radius 3 is centered at the origin and passes through the point (2,−5‾‾√). (a) Find an equation for the line through the origin and the point (2,−5‾‾√). y= (b) Find an equation for the tangent line to the circle at (2...
*Tuesday, January 27, 2015 at 12:29am*

**math **

The radiator in a car is filled with a solution of 70 per cent antifreeze and 30 per cent water. The manufacturer of the antifreeze suggests that for summer driving, optimal cooling of the engine is obtained with only 50 per cent antifreeze. If the capacity of the raditor is 4...
*Tuesday, January 27, 2015 at 12:28am*

**MATH**

Sabah has $450 to pay for college textbooks. She expects to pay about $75 per book. Her friend told her that 4 of them can be checked out of the library for free. Complete the equation below to find the total number of books that Sabah can get for her classes. Use b to ...
*Monday, January 26, 2015 at 11:28pm*

**Math**

On a centimer dot array draw all possible rectangles with perimeter of 16 cm and sides whose lengths are whole centimeters label the lengths of two adjacent sides of each rectangle
*Monday, January 26, 2015 at 11:26pm*

**Math**

Alexander Smith receives a salary of $250 per week plus a commission of 15% on all sales over $1500. Find his earnings during a week in which sales totaled $3000. Not sure how to set this up.
*Monday, January 26, 2015 at 10:27pm*

**Math**

Last week Gina's art teacher mixed 9 pint of red paint with 6 pints of white paint to make pink.Gina mixed 4 pints of red paint with 3 pints of white paint to make pink. Did Gina use the same ratio of red as her teacher? Explain
*Monday, January 26, 2015 at 10:18pm*

**math**

Hi and thank you for your help. Find the value of the following: 11!6! over 12!4! If your answer is not an integer, write it as an exact fraction. Thank you again
*Monday, January 26, 2015 at 10:10pm*

**math**

Franco hikes 4 miles each day for 5 days. He carries 100 ounces of water with him. It takes him 1 hour to hike 4 miles. How many hours did he hike in 5 days?
*Monday, January 26, 2015 at 10:04pm*

**Math**

The Booster Club has a goal of raising at least $300. The Club has already raised $150. The Booster Club is sponsoring a pancake breakfast and charging $4.00 per ticket. What inequality would represent the number of tickets (t) that the Booster Club must sell to meet its goal...
*Monday, January 26, 2015 at 9:28pm*

**Math**

Russell is 6 years older than Samantha. In 4 years the sum of their ages will be 78. How old is Russell now? I have been having a lot of issues this problem. I can't figure out how to really answer this question.
*Monday, January 26, 2015 at 9:20pm*

**Math**

The Booster Club has a goal of raising at least $300. The Club has already raised $150. The Booster Club is sponsoring a pancake breakfast and charging $4.00 per ticket. What inequality would represent the number of tickets (t) that the Booster Club must sell to meet its goal...
*Monday, January 26, 2015 at 9:15pm*

**gifted math**

24 pencils in a box each student in the class gets 6. There are no pencils left over. How many students are in the class? write an equation to represent the situation.
*Monday, January 26, 2015 at 8:58pm*

**Math**

Shelia uses three times more water than lemon juice. She has 2 gallons of water. How much lemon juice does she need?
*Monday, January 26, 2015 at 8:53pm*

**math**

Eric Rose wants to buy a Ford Explorer that costs $26,000 with an interest charge of $3,000. If there are 50 equal payments required, what will Eric's monthly payment be?
*Monday, January 26, 2015 at 8:42pm*

**Math**

-3/4>-6/10a a>2/5 my answer
*Monday, January 26, 2015 at 8:18pm*

**Math**

The 2008 attendance at the Ohio State Fair was at least 16,700 less than the attendance in 2009. If the attendance in 2008 was 809,300, write and solve an inequality to find the 2009 attendance.
*Monday, January 26, 2015 at 8:05pm*

**Math**

A bottle contains some milk. Three glasses of capacity 4l,6l,and 8l are to be filled an exact number of times from it. What must be the least capacity of the bottle.
*Monday, January 26, 2015 at 8:03pm*

**Math**

-3/4b> -1/4 Answer b>1/3
*Monday, January 26, 2015 at 7:54pm*

**math **

Taylor baked a cake to serve after dinner suppose she cut the cake into 8 equal size pieces and 6 people ate all the pieces explain how they could have divided the pieces so that everyone ate the same amount of cake
*Monday, January 26, 2015 at 7:34pm*

**Math**

Hi! Okay so I started to attempt this math problem; 3cot^2x-1=0. However, I'm a little stuck. My teacher wants me to find the Location on The Unit Circle, Period, and General Solution. Can someone check what I have and help me with the rest? 3cot^2x-1=0 cot^2x=1/3 tan^2x=3...
*Monday, January 26, 2015 at 7:21pm*

**math**

what is the square root of mx and b?
*Monday, January 26, 2015 at 7:14pm*

**Math **

Q. Seven companies each agreed to pay $120,000 for commercial spots at the local television station. What was the total paid to the television station by all seven companies. - A. Do you mulpite seven * 120,000 ?? If so I got 240,000 but my friends are telling me it's 840...
*Monday, January 26, 2015 at 7:03pm*

**Math**

15 <_ -k/4 -9 I am confused how to solve this problem. Thanks
*Monday, January 26, 2015 at 6:51pm*

**Math**

Explain how you know 6/6 and 1 are equivalent
*Monday, January 26, 2015 at 6:49pm*

**math**

A square storage area measures 10 m on a side. By how much must each side be shortened to decrease this area to less than half the original area? (3 marks - show your work)
*Monday, January 26, 2015 at 6:42pm*

**math**

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 cm2? (2 marks)
*Monday, January 26, 2015 at 6:42pm*

**math**

Suppose the height, h, in feet, of a trampolinist above the ground during one bounce is modelled by the quadratic function h(t) = -16t^2 + 42t + 3.75 . For what period of time is the trampolinist at least 22 ft above the ground? Round your answers to the nearest hundredth. (2 ...
*Monday, January 26, 2015 at 6:41pm*

**math**

Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark) Please and thank you!
*Monday, January 26, 2015 at 6:27pm*

**Math (Ms.Sue)**

Tamera texted a photo of a dolphin to 5 friends. She asked her 5 friends to text the photo to 5 more friends. The photo chain continued with each friend texting the photo to 5 friends. How many photos of the dolphin will be texted after 4 rounds? Write and evaluate an ...
*Monday, January 26, 2015 at 6:18pm*

**Math**

Don signed an apartment lease for $500 per month. He has a budget of $120 per month for food and $150 for utilities. Please show me how to rite an inequality to show the minimum monthly salary Don needs to earn just for living expenses. How would I graph this answer? Thank you
*Monday, January 26, 2015 at 6:06pm*

**math**

Here's my question: Fireworks are to be launched from a platform at the base of a hill. Using the top of the platform as the origin and taking some measurements, it was determined that the cross-section of the slope of one side of the hill is y=4x-12 If the path of the ...
*Monday, January 26, 2015 at 6:04pm*

**math**

how can you rename a mixed number to help you subtract
*Monday, January 26, 2015 at 5:49pm*

**Math**

Tamara texted a photo of a dolphin to 5 friends. She asked each of her 5 friends to text the photo to 5 more friends. The photo chain continued with each person texting the photo to 5 more friends. How many photos of the dolphin will be texted after 4 rounds? Write and ...
*Monday, January 26, 2015 at 5:36pm*

**Math**

I can't figure out how to solve this math problem, please help. 1.4 divided by 36.96
*Monday, January 26, 2015 at 5:32pm*

**math**

Here's my question: Fireworks are to be launched from a platform at the base of a hill. Using the top of the platform as the origin and taking some measurements, it was determined that the cross-section of the slope of one side of the hill is y=4x-12 If the path of the ...
*Monday, January 26, 2015 at 5:24pm*

**math**

Here's my question: Determine if each system has one, two, or no solutions. (Show your work - 3 marks each) a)y=2x^2-2x+1 and y=3x-5 b)y=x^2+3x-16 and y=-x^2-8x-18 Here's my work on the question: a) x=(-b plus/minus sign (square root b^2-4ac)/(2a) x=(--2 plus/minus ...
*Monday, January 26, 2015 at 5:17pm*

**Math**

Tamera texted a photo of a dolphin to 5 friends. She asked each of her 5 friends. She asked each of her 5 friends to text it to 5 more friends. The photo chain continued with each person texting the photo to 5 more friends. How many photos of the dolphin will be texted after 4...
*Monday, January 26, 2015 at 5:05pm*

**math**

Solve for ALL values of x, where 0<x<2Pi. (should be greater than or equal to)
*Monday, January 26, 2015 at 4:50pm*

**math**

Solve sec to the power of 2 times x minus 1 = 3, x such that [0,2pi).
*Monday, January 26, 2015 at 4:34pm*

**math**

Mrs. Meager drew a quadrilateral on the board. It had two sets of parallel side and no right angles. All four sides were the same length. What did Mrs. Meager draw?
*Monday, January 26, 2015 at 4:32pm*

**Math**

Hello again! Here's another question. 1. The table shows the height of a plant as it grows. What equation in slope-intercept form gives the plant's height at anytime? Months Height 2 8 4 15 6 22 8 29 A. y=(7/2)x+1 B. y=(7/2)x+8 C. y=(7)x+1 D. y=(y)x+8 This question has...
*Monday, January 26, 2015 at 4:32pm*

**Math**

Jasmin is cutting a ribbon into equal sized pieces. If she has 5 feet if ribbon , how many whole pieces 5/6 feet in length can she make?
*Monday, January 26, 2015 at 4:29pm*

**Math**

The domain of y=the square root of bx to the power of two -2 is undefined, which of the following best describes the value of 'b'? a)b is less than or equal to 0 b)b<0 c)b=0 d)b is greater than or equal to 0
*Monday, January 26, 2015 at 4:23pm*

**Math-urgent-mid term exam review question**

Please help me simplify. I keep getting some weird answer. 3x^2(4x^3-2x^2+6x)-(x^5+5x^4-4x^3)+7x^5
*Monday, January 26, 2015 at 4:22pm*

**math**

Don signed an apartment lease for &500 per month. his has a budget of $120 per month for food and $150 for utilities. Write an inequality to show the minimum monthly salary Don needs to earn just for living expenses. graph your answer.
*Monday, January 26, 2015 at 4:22pm*

**Math**

What are the domain and range for 2(y-1)= - the square root of 1/3x-6
*Monday, January 26, 2015 at 4:13pm*

**Math**

A gift shop buys greeting cards at $3.50 each, and sells them at an 80% markup. At what price does the gift shop sell each greeting card?
*Monday, January 26, 2015 at 4:02pm*

**math **

For the pairs of lines defined by the following equations indicate with an "I" if they are identical, a "P" if they are distinct but parallel, an "N" (for "normal") if they are perpendicular, and a "G" (for "general"...
*Monday, January 26, 2015 at 3:59pm*

**Math**

Hi i need help on this equation. 5x^2-3x+9 when x= -11/5
*Monday, January 26, 2015 at 3:54pm*

**Math**

A fireman is standing 25 m due west of the burning building. If the angle of elevation of the ladder is 51°, how long is his ladder?
*Monday, January 26, 2015 at 3:20pm*

**math**

A peanut manufacturing company pays $0.02 per square inch of label used on its cylindrical peanut containers. Each container has a radius of 1.5 inches and a height of 2.5 inches. If the label covers the lateral area of the container, how much would it cost to produce 150,000 ...
*Monday, January 26, 2015 at 3:14pm*

**math **

Find a real number, k, such that the line −18x+ky+15=0 has y-intercept −16.
*Monday, January 26, 2015 at 3:09pm*

**math **

The radiator in a car is filled with a solution of 70 per cent antifreeze and 30 per cent water. The manufacturer of the antifreeze suggests that for summer driving, optimal cooling of the engine is obtained with only 50 per cent antifreeze. If the capacity of the raditor is 4...
*Monday, January 26, 2015 at 3:08pm*

**Math **

Your weekly paycheck is 30 percent less than your coworker's. Your two paychecks total 695. Find the amount of each paycheck. Your coworker's is : and yours is .
*Monday, January 26, 2015 at 2:56pm*

**Math**

Suppose U={1,2,3,4,5,6,7,8}is the universal set and P={1,2,3,4}. What is P? A.{5,6,7,8} B.{1,2,3,4,5,6,78} C.{1,2,3,4} D. Cannot be determined. I think it's either B or D. Please correct me if I am wrong. Thank you!
*Monday, January 26, 2015 at 2:51pm*

**math**

Fundi, Halima and Gitonga are employed in a firm. Fundi's monthly salary is $50 more than that of Gitonga. Halima’s monthly salary is $90 more than half of the total amount earned by Fundi and Gitonga. If Fundi's salary is $n, write the equation that represents ...
*Monday, January 26, 2015 at 2:40pm*

**Math**

Hello again, today is my final day of the semester and I started late. So I have tons of work to quickly finish and this math test I am taking is 48 questions. Just a brief description why you might see my name a lot. 1. Which is a solution of the equation y=4x+3? A.(5,17) B.(...
*Monday, January 26, 2015 at 2:28pm*

**math**

In one month an agent sold 5 plots at shilling 250, 000. She charged a 5% commission for the sale of plots and paid 15% of the commission to her workers. How much money did she remain with?
*Monday, January 26, 2015 at 2:13pm*

**Math**

NEED HELP ASAP PLEASE! 1. evaluate x/y for x=2/3 and y=6/7 A. 7/9 B. 8/10 C. 9/12 D. 12/21 That is all. I do not understand this, so if someone could help that would be great. Thank you so much!
*Monday, January 26, 2015 at 2:08pm*

**Math**

Can you check my work and tell me if I did anything wrong? 1. With the functions: f(x) = x^2 + 3x and g(x) = -3 + x what is f(x) + g(x)? Answer: x^2 + 4x - 3 2. With the functions: f(x) = x + 4 and g(x) = x -3 what is (f*g)(x)? Answer: x^2 + x - 12 3. With the functions: f(x...
*Monday, January 26, 2015 at 1:02pm*

**math**

Determine if each system has one, two, or no solutions. (Show your work - 3 marks each) a)y=2x^2-2x+1 and y=3x-5 b)y=x^2+3x-16 and y=-x^2-8x-18
*Monday, January 26, 2015 at 12:14pm*

**math**

A 6 CYLINDERHAS CYLINDERS WITH A RADIUS OF 2.22" AND A HT. OF 3.25", WHAT IS ENGINE SIZE OF THIS CAR?
*Monday, January 26, 2015 at 12:09pm*

**math**

Fireworks are to be launched from a platform at the base of a hill. Using the top of the platform as the origin and taking some measurements, it was determined that the cross-section of the slope of one side of the hill is y=4x-12 If the path of the fireworks is y=-x^2+15x, ...
*Monday, January 26, 2015 at 11:53am*

**Math**

A bottle contains some milk. Three glasses of capacity 4l,6l,and 8l are to be filled an exact number of times from it. What must be the least capacity of the bottle. Please mr sue give me what must be the least capacity of the bottle
*Monday, January 26, 2015 at 11:47am*

**english**

School has increased in its difficulty over the years. In the past, kindergarten was carefree; all I had to do was finger paint, crafts, and daily nap-times, which gave me the rest I needed. During my elementary years, math went from adding and subtracting to multiplication ...
*Monday, January 26, 2015 at 11:15am*

**math**

Fireworks are to be launched from a platform at the base of a hill. Using the top of the platform as the origin and taking some measurements, it was determined that the cross-section of the slope of one side of the hill is y=4x-12 If the path of the fireworks is y=-x^2+15x, ...
*Monday, January 26, 2015 at 11:10am*

**math**

Determine if each system has one, two, or no solutions. (Show your work - 3 marks each) a)y=2x^2-2x+1 and y=3x-5 b)y=x^2+3x-16 and y=-x^2-8x-18
*Monday, January 26, 2015 at 11:03am*

**math**

Determine the value of k in y=kx^2-5x+2 that will result in the intersection of the line y=-3x+4 with the quadratic at a) two points (1 mark) b) one points (1 mark) c) no point (1 mark)
*Monday, January 26, 2015 at 11:02am*

**Math**

A bottle contains some milk. Three glasses of capacity 4l,6l,and 8l are to be filled an exact number of times from it. What must be the least capacity of the bottle.
*Monday, January 26, 2015 at 8:23am*

**Math**

Hello! Can someone help me with this? Directions: Solve the equation sin^2x-sinx=2 Location on Unit Ciricle: Period: General Solution:
*Monday, January 26, 2015 at 8:20am*

**math**

in a oblique triangle ABC ,it is known that tan A=3/4,cos B=5/13 an AB=10cm find sinC,side AC, and side BC
*Monday, January 26, 2015 at 6:14am*

**math**

in a oblique triangle ABC ,it is known that tan A=3/4,cos B=5/13 an AB=10c
*Monday, January 26, 2015 at 6:13am*

**Math**

If the 4-digit number 4AB2 is divisible by 44, what are the values of A & B? (Solution pls...)
*Monday, January 26, 2015 at 5:36am*

**Math**

The difference between the smallest and second smallest angles of a quadrilateral is equal to the difference between the biggest and second biggest angles. If the biggest angle is twice the smallest angle, what is the measure of the smallest angle? (Solution pls... Tnx)
*Monday, January 26, 2015 at 5:28am*

**Math**

The ratio of white marbles to blue marbles in Jeyan's bag is 2 to 5. If there are more than 50 marbles in the bag, what is the minimum number of marbles that can be in the bag? So what I did was add 2 and 5 which is 7 in total so I answered as 7 marbles, but it wasn't ...
*Sunday, January 25, 2015 at 11:23pm*

**4th grade math**

A frog made 3 jumps. The first was 12 5/6 inches. The second jump was 8 3/6 inches. The third jump was 15 1/6 inches. What was the total distance the frog jumped?
*Sunday, January 25, 2015 at 11:02pm*

**math 2nd grade**

Write a sentence using words that compares the crayons in the two boxes
*Sunday, January 25, 2015 at 9:33pm*

**Math**

li spent $840 on vacation, She spent 2/3 of the amount on a train ticket and 1/2 of the remaining amount on food. How much did she spend on ticket and food altogether?
*Sunday, January 25, 2015 at 8:37pm*

**math**

Sam travelled 1/4 of a journey by bus. he jogged 1/2 of the remaining distance and walked the rest of the way. If he walked 800 feet, what was the total distance he traveled?
*Sunday, January 25, 2015 at 8:08pm*

**math**

if Justin races his Chevy s-10 down highway 37 for 2560 meters in 60 seconds, what is his average speed
*Sunday, January 25, 2015 at 7:51pm*

**Math**

sam travelled 1/4 of a journey by bus. He jogged 1/2 of the remaining distance and walked the rest of the way. If he walked 800 feet, what was the total distance he traveled?
*Sunday, January 25, 2015 at 7:43pm*

**Math**

li spent $840 on vacation, She spent 2/3 of the amount on a train ticket and 1/2 of the remaining amount on food. How much did she spend on ticket and food altogether?
*Sunday, January 25, 2015 at 7:39pm*

**Math**

how much simple interest does $2560 earn in 17 months at a rate of 5 1/8%?
*Sunday, January 25, 2015 at 7:39pm*

**Math**

sam travelled 1/4 of a journey by bus. he jogged 1/2 of the remaining distance and walked the rest of the way. If he walked 800 feet, what was the total distance he traveled?
*Sunday, January 25, 2015 at 7:26pm*

**math**

Otieno, Leila, Rotich and Furaha shared $840. Otieno got twice as much as Leila. Leila got three times as much as Rotich while Rotich got half of what Furaha got. What was the difference between Otieno's share and Furaha's share?
*Sunday, January 25, 2015 at 6:26pm*

**math**

if your body releases about a liter of saliva a day how many years to release a kiloliter
*Sunday, January 25, 2015 at 6:16pm*

**math**

Evaluate the limit using the appropriate Limit Law(s). lim t → 2 of (t^44 − 9)/ 2t^2 − 3t + 7
*Sunday, January 25, 2015 at 6:05pm*

**math**

By what fraction would you multiply 8 1/2 so that the product is about 5? Plesae explain.
*Sunday, January 25, 2015 at 6:03pm*

**Math**

The mailman walk 3.1 km on his route. How many meters did he walk?
*Sunday, January 25, 2015 at 4:12pm*

**math **

does anyone know how could you use an area model to identify the binomial factors of a trinomial? explain
*Sunday, January 25, 2015 at 3:32pm*

**Math( Attn: Reiny)**

1. A rental business charges $12 per canoe and averages 36 rentals a day. For every 50-cent increase in rental price, it will lose two rentals a day. What price would yield the maximun revenue? I was told the answer by Reiny, but I couldn't get the right answer. I found ...
*Sunday, January 25, 2015 at 3:10pm*

**math**

what are all the rectangular pens you can build with 16 yds of fencing
*Sunday, January 25, 2015 at 3:03pm*

**math**

Water gained heat at the rate of 12° Celsius per minute for 5 minutes. It was then allowed to lose heat at 4° Celsius per minute. If the temperature before heating was 22° Celsius, what was its temperature after 8 1/2 minutes?
*Sunday, January 25, 2015 at 2:40pm*

**Math**

The correct restatement of 32% is
*Sunday, January 25, 2015 at 2:25pm*

**Math**

Write whether the statement is true or false. If false write a true statement. 1. A right triangle has three right angles. False a right triangle has 1 right angle 2. A triangle that has three sides of the same length is an equilateral triangle. True because all sides are ...
*Sunday, January 25, 2015 at 1:31pm*

Pages: **1** | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | Next>>

Post a New Question | Current Questions