Friday
May 24, 2013

# Homework Help: Math

Branches of Math

Recent Homework Questions About Math

gr 11 Math
Solve for x 2^x+1 - 2^x = 112 Put this in exponent form: (3square root of x) ( square root of 3 cubed) Put into equation form: Horizontal stretch of 2, up 3, left 6, reflection on x-axis. Please help me with these three so I can work on the rest using these as examples. Thanks...
Thursday, April 18, 2013 at 5:39pm

Math
Max asked 50 students in his school which breakfast cereal they prefer. The table below shows the results of his survey. What decimal represents the fraction of students who prefer Fruit Crunchies? 12 like Yummy Flakes 25 like Choco Crunch 13 Like Fruit Crunchies .6 2.Emmer is...
Thursday, April 18, 2013 at 5:33pm

math
Solve for x 2^x+1 - 2^x = 112 Put this in exponent form: (3¡îx)(¡îx©​ø) Put into equation form: Horizontal stretch of 2, up 3, left 6, reflection on x-axis. Please help me with these three so I can work on the rest using these as ...
Thursday, April 18, 2013 at 5:19pm

Math
Dr. Michael Lewis bought a bike that cost \$455 plus 7 1/2 percent sales tax. Find the final cost
Thursday, April 18, 2013 at 5:06pm

math
A tiny spiffy widget is a square with sides that are 6mm long. what is the widget area
Thursday, April 18, 2013 at 4:56pm

Math
how do you subtract whole numbers into fractions?
Thursday, April 18, 2013 at 4:34pm

math
Freda Pulliam and Yank Hardy are on opposite sides of a canal, pulling a barge with tow ropes. Freda exerts a force of 50 pounds at 20 degrees to the canal, and Yank pulls at an angle of 15 degrees with just enough force so that the resultant force vector is directly along the...
Thursday, April 18, 2013 at 4:33pm

Math
how to you multiply fractions (not mixed numbers)
Thursday, April 18, 2013 at 4:06pm

Math
This needs to be worked backwards. Four classmates are comparing the number of pages that they have read in a novel assigned for their language-arts class. Ken has read twice as many pages as Jenny. Alicia has read 18 pages more than Jenny and 11 pages more than Mark. Mark has...
Thursday, April 18, 2013 at 3:44pm

math
I have to remember the facts of multiplacation. I need to remember the one times through the 12 time table. What do I do to memorize these facts.
Thursday, April 18, 2013 at 3:35pm

Math
Karen, Gavin, Nasra, and Ali each have a deck of playing cards. Each student randomly draws a card from the deck. Find the probability of these events: a) Each student draws a club. b) Karen draws a red card, Gavin draws a king, Nasra draws a black card, Ali draws the 2 of ...
Thursday, April 18, 2013 at 3:29pm

MATH
Sam is 5 years old. His older brother, Tom, is three times as old as Sam. When Sam is 20, how old will Tom be?
Thursday, April 18, 2013 at 3:28pm

MATH
Sam is 5 years old. His older brother, Tom, is three times as old as Sam. When Sam is 20, how old will Tom be?
Thursday, April 18, 2013 at 3:28pm

Math
Four classmates are comparing the number of pages that they have read in a novel assigned for their language-arts class. Ken has read twice as many pages as Jenny. Alicia has read 18 pages more than Jenny and 11 pages more than Mark. Mark has read 38 pages. How many pages has ...
Thursday, April 18, 2013 at 3:22pm

math
A bicycle wheel whose radius is 30 cm covered a distancein 70 revolutions.how many kilometres was this distance
Thursday, April 18, 2013 at 3:22pm

math
A bicycle wheel whose radius is 30 cm covered a distancein 70 revolutions.how many kilometres was this distance
Thursday, April 18, 2013 at 3:20pm

math
Your store’s average basket (transaction) size for the month of March was \$11.50 and you believe the average basket size will remain the same for your store in April. One of your hourly employees had an average basket size of \$9.00 for the month of March and averaged 125 ...
Thursday, April 18, 2013 at 12:44pm

math
the product of 2 consecutive integers is 156. find the integers. I found them mentally 12 and 13 but, how do I find them while solving?
Thursday, April 18, 2013 at 12:22pm

math
the product code used by pitz toyz consist of a letter followed by another letter such as A1A how many diffrent codes?
Thursday, April 18, 2013 at 12:07pm

Math
What is the difference of applied, basic and pure research? So my thoughts is applied research is done to determine something happens and applied research is the application of knowledge. Can you give an example of a question that would guide applied resereach versus the ...
Thursday, April 18, 2013 at 12:03pm

Math
Hey everyone!! please help.. Find a function f such that the graph of f has a horizontal tangent at (1,0) and f"(x)=10x?? Thanks
Thursday, April 18, 2013 at 11:58am

Math
How do we rewrite 7/a - 9/b so that both terms have the denominator ab?
Thursday, April 18, 2013 at 11:39am

math
A segment of a circle has a 120 arc and a chord of 8^3in. Find the area of the segment.
Thursday, April 18, 2013 at 10:53am

Math
1=cot^2x+csc x Find all solutions
Thursday, April 18, 2013 at 10:40am

math
if one side of squre masureas (3a+2)cm and its perimerter is 44cm what is the value of varible a?
Thursday, April 18, 2013 at 9:37am

math
average cost suppose that the daily cost "C" of manufacturing bicyclesis given by c(x)=80x+5000. Then the average cost "C" is given by 80x+5000/x. How many bicyclesmust be produced each day for the average cost to be no more than \$100? I am not ...
Thursday, April 18, 2013 at 9:18am

math
solve the following inequality. Write your solutions in interval notation. x-5/x+2>=1 I do not know what i am doing at all, please help!
Thursday, April 18, 2013 at 9:14am

math
what is the elapsed time between 10a;46P.M. and 3:28A.M.
Thursday, April 18, 2013 at 6:18am

math
How many ordered tuples of 7 integers x1,x2,x3,x4,x5,x6,x7 are there, such that x1+x2+x3+x4+x5+x6+x7−x1x2x3x4x5x6x​7=6, and 1≤xi≤8.
Thursday, April 18, 2013 at 3:19am

math
9 fair coins are independently tossed in a row. Let X be the random variable denoting the number of instances in which a Head is immediately followed by a Tail during these 9 tosses. The variance of X has the form ab, where a and b are coprime integers. What is the value of a+b?
Thursday, April 18, 2013 at 3:11am

math
Mrs. Browns girls scout troop had a carwash to earn some funds. they saved 1/6 of the money. They used 1/2 of the money to go horseback riding. They then had \$100 left. How much did they initially make washing cars/
Thursday, April 18, 2013 at 2:06am

Math
a person deposited \$500 in a savings account that pays 5% annual interest that is compounded yearly. at the end of 10 years, how much money will ve in the savings account?
Thursday, April 18, 2013 at 1:36am

Math
Cary told Tony that she wants to build a rectangular patio in her backyard with an area of x^2-3x-10 square feet. If the width needs to be at least 4 feet, what are two sets of possible dimensions for Cary's patio?
Thursday, April 18, 2013 at 1:33am

math
2 csc x - 3 = - 5
Thursday, April 18, 2013 at 1:21am

MECHANICAL ENGINEERING
Need help with some engineering math problems? 1. You wish to determine the total system efficiency of your hydraulic press that is powered by an electric motor. The characteristics of the hydraulic press are as follows: •Electric motor utilizes 5 amps under load & ...
Thursday, April 18, 2013 at 1:07am

math
find the exact amount of interest to be for accumulated 25000 at 81/4% for 60 days?
Wednesday, April 17, 2013 at 11:12pm

MATH
2 perpendicular sides of a triangle differ by 7 cm. the hypotenuse is 9 cm longer than the short side. what are the lengths of each of the sides
Wednesday, April 17, 2013 at 11:04pm

Math
Every time Jim shoots a free throw in basketball, he has an 80% chance of making the shot. He is given 3 free throws. Find the probability of each event. a) misses all 3 shots b) misses the first two shots and makes the third. Can someone please explain to me how to get the ...
Wednesday, April 17, 2013 at 10:57pm

Math
pedro and maria spend the same amount of time driving to school. pedr average is 50 mph and maria's average is 30 mph. pedro drives 10 miles farther than maria, how long does each drive to school?
Wednesday, April 17, 2013 at 10:51pm

math
x+15<-9
Wednesday, April 17, 2013 at 10:40pm

math
A rectangular box with a volume of 320 cubic units is to be constructed with a square base and top. The cost per square foot of the bottom is 15 cents, for the top 10 cents, and for the sides is 2.5 cents. Find the dimensions that minimize the cost of constructing the box
Wednesday, April 17, 2013 at 10:36pm

math
mary has outstanding preferred stock That pays a dividend of \$4 per share and sells for \$82 per share, with a floatation cost of \$6 per share. What is the component cost for Coogly's preferred stock? What are the advantages and disadvantages of using preferred stock in the...
Wednesday, April 17, 2013 at 10:35pm

math
x-28<108
Wednesday, April 17, 2013 at 10:33pm

math
inequalities x-5<15
Wednesday, April 17, 2013 at 10:24pm

math
How many times greater is the 5 in the thousand place than the 5 in tens place?
Wednesday, April 17, 2013 at 10:21pm

7th Grade Math Ms. Sue!
4. Which expression would you use to figure out the number of ways you can arrange the letters in the word equation? (1 point) 8! 8P4 4P8 4! 5. Five friends are having their picture taken. How many ways can the photographer arrange the friends in a row? (1 point) 150 100 120 ...
Wednesday, April 17, 2013 at 10:12pm

math
160 blocks , each block is 2 cm wide, 1 cm long & 4 cm high, what will be size of box that will hold all 160 blocks (each side cannot be less than 6 cm)
Wednesday, April 17, 2013 at 9:55pm

math
Scott and Jen are looking at a house listed for 189000 dollars. They will qualify for a 6% interest rate if they have a 20% down payment. How much will the monthly payments be on a 15-year mortgage.I just don't understand what to do with the 20% down payment part please ...
Wednesday, April 17, 2013 at 9:54pm

Math
solve the equation, and interpret the result to (4x-1)-2(x+1)=3x-(4x+2)
Wednesday, April 17, 2013 at 9:35pm

Math
Mack needs to buy fencing to surround his circular garden. If his garden is 30 feet across and fencing cost \$4.50 per foot, how much will it cost to fence in Mark's garden? If the radius if of a circle is 4 feet, what is its circumference ? Ben ran 10 times around a ...
Wednesday, April 17, 2013 at 9:14pm

Math
A spool contains 9 meters of ribbon. How many 0.225-meter pieces of ribbon can be cut from the spool?
Wednesday, April 17, 2013 at 9:00pm

math
if it took jeff 14 minutes to drive 10 1/2 mile how long will it take him to travel 23 miles?
Wednesday, April 17, 2013 at 8:49pm

Math
Each time Parker shoots a free throw in basketball, he has an 80% chance of making the shot. Suppose he is given 3 free throws. Find the probability of each event. a) Makes the basket, misses the basket, makes the baset b) makes all 3 shots Please help having hard time with this
Wednesday, April 17, 2013 at 8:38pm

math
Kelly estimate that 1 handful equals a cup. If this true how many handfuls equals a galloon
Wednesday, April 17, 2013 at 8:36pm

Math Radical functions properties
One side of a rectangle is 6 units larger than the other. If the area of the rectangle is A, what is the length of the smaller side?
Wednesday, April 17, 2013 at 8:34pm

Math
John cut an apple pie into 6 equal slices. His friends ate some of the pie and now 3/5 is left. John wants to put each slice of the leftover pie on its own plate. What part of the pie will he put on each plate?
Wednesday, April 17, 2013 at 8:28pm

Math
Marian drew a picture of two circles.She wanted to shade only the outer circle. WHich of the following is closest to the area of the shaded region? The shaded region of the outer circle's radius is 5 and the inside circl'es radius is 3 A.75 B.48 C.165 D.192 B?
Wednesday, April 17, 2013 at 8:27pm

Math
A floor plan has a scale of 1/4 in : 5 ft. Find the length on the drawing for an actual length of 60 ft.
Wednesday, April 17, 2013 at 8:26pm

Math Radical functions...
One side of a rectangle is 6 units larger than the other. If the area of the rectangle is A, what is the length of the smaller side?
Wednesday, April 17, 2013 at 8:17pm

math
A sphere and cone have equal radii and equal volume. Find the relation between the radius and the height of the cone
Wednesday, April 17, 2013 at 8:12pm

Math
Irma rents movies online each month it costs her a fee of \$4.99 per month plus an additional \$0.99 for each video game that she rents. Which equation can be used to find c, the cost Irma pays each month to rent movies and x video games? A.c=4.99x0.99(x) B.c=4.99+0.99+x C.c=4....
Wednesday, April 17, 2013 at 8:10pm

Math
53.3 feet was equivalent to 1 yard on the football field. which equation could coach use to find f the number of feet equivalent to y the number of yards on a football field? A.f=3y B.f=y+3 C.f=3/y D.f=y/3 A
Wednesday, April 17, 2013 at 8:01pm

Math
10-0.35=
Wednesday, April 17, 2013 at 8:00pm

Math
One side of a rectangle is 6 units larger than the other. If the area of the rectangle is A, what is the length of the smaller side?
Wednesday, April 17, 2013 at 7:53pm

math
name the lengths of the sides os three rectangles with the perimeters of 12 units. Use only hole numbers
Wednesday, April 17, 2013 at 7:50pm

Math
A family put a swimming pool in their backyard the rectangular backyard measures 20 by 12. The area of the pool is 1/6 the size of the area of the backyard. what is the area of the pool? How do I solve this one I multiplied 20 and 12 and got 240. What do I do with 1/6?
Wednesday, April 17, 2013 at 7:50pm

math
what is 9 over 7, 5 over 4, and 13 over 10 ordered from least to greatest?
Wednesday, April 17, 2013 at 7:50pm

Math
y+3x=-10 -2y-3x=8
Wednesday, April 17, 2013 at 7:30pm

math
Judy has 126 pencil boxes stacked in piles of equal size. what are all the possible pile sizes? Explain how you found your answer.
Wednesday, April 17, 2013 at 7:25pm

Math
Which of the following is closest to the area in inches of the yield sign? 1cm=3in Each side is 4 cm A.12 B.54 C.6 D.108 C
Wednesday, April 17, 2013 at 7:19pm

Math
Meagan bought a 3 liter soda and a bag of cups to a party. Each cup holds a volume of 250ml How many cups will be needed for soda 12 Ms.Baggett took a total of 3 hours to grade 120 papers Which of the following can be used to find m the number of minutes Ms.Baggett took to ...
Wednesday, April 17, 2013 at 7:16pm

Math
Solve. There are 18 boys in a class. There are w fewer boys than girls. How many students are there in the class?
Wednesday, April 17, 2013 at 7:01pm

Math
How could knowing that 35 divided by7 equal 5 help you find 42 divided by 7? Explain
Wednesday, April 17, 2013 at 6:46pm

Math
47.Myra works part time as a journal editor.She works 10 hours each week.During her work week, she edits 4 articles in 2 hours which of the following could be used to find a the number of articles that Myra edits during the week? A.a/2=4/10 B.10/4=a/2 C.a/10=2/4 D.4/2=a/10 A ...
Wednesday, April 17, 2013 at 6:39pm

math
Flying to Seoul with a tailwind a plane averaged 343 mph. On the return trip the plane only averaged 307 mph while flying back into the same wind. Find the speed of the plane in still air and the speed of the wind.
Wednesday, April 17, 2013 at 6:31pm

Math
Explain It How can you compare two fractions by using a number line?
Wednesday, April 17, 2013 at 6:31pm

Math
Samuel's height measures 52 inches.Andrea is one year older than Samuel and is 1 foot taller.When Andrea wears heels, she is an additional 3 inches taller than Samuel.Which of the following is closest to Andrea's height when she wears heels? A.4ft B.5ft C.6ft D.7ft D ...
Wednesday, April 17, 2013 at 6:17pm

Math.
43.The forecast predicted that Dallas County would receive eight inches of rain over the next two days. On Thursday Dallas County received 3.4 inches of rain. On Friday it rained twice with Dallas County Reciving 1.2 inches of rain each time. What was the difference in the ...
Wednesday, April 17, 2013 at 6:07pm

Math
There are 12 peaches in a carton. The mean mass is 175 grams. What is the total mass?
Wednesday, April 17, 2013 at 5:41pm

math
Can someone help ?
Wednesday, April 17, 2013 at 5:29pm

consumer math
Your parents are buying a house for \$180,000. They have a good credit rating, are making a 20% down payment, and expect to pay \$1,500/month. The interest rate for the motrgage is 4%. What must their realized income be before each month and how much interest is accrued at the ...
Wednesday, April 17, 2013 at 5:29pm

Math
Jessica wants to seed her backyard with grass seed. Her yard is 120 fet long and 90 feet wide. If Jessica buys bags of seeds that cover 600 square feet, how many bags of seed will she need?
Wednesday, April 17, 2013 at 5:07pm

Math Ms. Sue please
4. The data in the table are linear. Use the table to find the slope. TABLE: x: 2 4 6 8 y: 1 -2 -5 -8 3/2 -3/2 -2/3 2/3 7. Find the slope of a line that is parallel to the line containing the points (3, 4) and (2, 6). (1 point) m = 1 m = 2 m = –2 m = 1/2 8. Find the slope...
Wednesday, April 17, 2013 at 4:33pm

7th Grade Math Ms. Sue Plz Help
1. You flip a coin 30 times and get heads 11 times, so the chance of getting heads is eleven over thirty . Is this an example of theoretical or experimental probability? (1 point) theoretical experimental 2. You have made 3 out of 10 of your last free throws. How many free ...
Wednesday, April 17, 2013 at 4:28pm

consumer math
Your parents are buying a house for \$180,000. They have a good credit rating, are making a 20% down payment, and expect to pay \$1,500/month. The interest rate for the motrgage is 4%. What must their realized income be before each month and how much interest is accrued at the ...
Wednesday, April 17, 2013 at 4:12pm

Math
Mrs Angelo's suit was made with 5 yards of cloth how many feet was that?
Wednesday, April 17, 2013 at 3:57pm

7th grade math
How many times larger is a cube than a pyramid with the same base?
Wednesday, April 17, 2013 at 3:42pm

Math
If 9m+5=2m+26, what is the value of m?
Wednesday, April 17, 2013 at 3:11pm

7th grade math
How many times larger is a cube than a pyramid with the same base?
Wednesday, April 17, 2013 at 3:02pm

Math
How can you use a right angle to determine the classification of another angle?
Wednesday, April 17, 2013 at 2:56pm

Math
Jill said that an angle is made of two rays. Is she correct? Explain
Wednesday, April 17, 2013 at 1:18pm

Math- steve or ms. sue
does the data in the table represent a direct variation or an inverse variation? x 2 4 8 12 y 4 2 1 2/3 Choices: inverse variation; xy = 8 direct variation; y = 8x inverse variation;y/x = 8 *direct variation; y = 8/x Thank You.
Wednesday, April 17, 2013 at 12:56pm

Math Urgent
17. A box contains 95 pink rubber bands and 90 brown rubber bands. You select a rubber band at random from the box. Find each probability. Write the probability as a fraction in simplest form. a. Find the theoretical probability of selecting a pink rubber band. b. Find the ...
Wednesday, April 17, 2013 at 12:55pm

Geometry math
Ok if I have a rectangle MNOP ~ rectangle STUV. what is the length of TU with a line over TU? First rectangle is MNOP with 10 on one side and 4 on anotherside. Second rectangle is STUV. With one side marked X for unknown #. And one side says # 6. Would x = 10? Or if not can ...
Wednesday, April 17, 2013 at 12:33pm

Math
What are the measurements of a box that will hold 160 blocks that are 2 centimeters wide, 1 centimeter high, and 4 centimeters long?
Wednesday, April 17, 2013 at 12:25pm

Math algebra 1
Hi I really need help! State any restrictions on the variables. 4x-2x^2 over x-2 A. x does not equal 2 and x does not equal –2 B. x does not equal –2 C. x does not equal 2 D. no restrictions are needed
Wednesday, April 17, 2013 at 11:36am

Pre-calc/Calc
Which expression is equivalent to sin(3x) + sin x? A. 2cos(2x)sin x B. 2sin(2x)sin x C. -2sin(2x)cos x D. 2sin(2x)cos x E. -2cos(2x)sin x
Wednesday, April 17, 2013 at 11:12am

Pre-Calc/Calc
Which set of parametric equations corresponds to this rectangular equation? y=2x-(x^2 / 10) A. x=4t, y=4t-(t^2 /10) B. x=2t, y=8t-(4t^2/10) C. x=2t, y=4t-(4t^2/10) D. x=.5t, y=2t-(t^2/10) E. x=t, y=t-(t^2/10)
Wednesday, April 17, 2013 at 11:05am

Math
What is 1/2 X 48 X 20 feet
Wednesday, April 17, 2013 at 10:45am

Math
A track of mass 1000 kg travelling on a straight level road accelerates from a speed of 10 m/s to a speed of 30 m/s in 12 seconds. Given that the engine of the track exerts a constant pull of magnitude P N and that there is a constant resistance to motion of 200 N, find the ...
Wednesday, April 17, 2013 at 9:32am

Math
How many ways can 3 students be chosen from a class of 20 to represent their class at a banquet? (1 point) 6,840 3,420 1,140 2,280 15. You and 3 friends go to a concert. In how many different ways can you sit in the assigned seats? (1 point) a.6 ways b.12 ways c.24 ways d.10 ...
Wednesday, April 17, 2013 at 8:17am

math
a bird on top of a lightpole 27 feet tale and i am 50 feet at an angle of 28 degrees how far am i
Wednesday, April 17, 2013 at 7:09am

Math Help please
You complain that the hot tub in your hotel suite is not enough. The hotel tells they will increase the temperature by 10% each hour. If the current temperature of the hot tub is 75 degrees Fahrenheit, what will be the temperature of the hot tub after three hours to the ...
Wednesday, April 17, 2013 at 6:43am

math
One day at 3:00 a.m., the temperature was -13 degrees f in Kodiak, Alaska. At 10:00 a.m., the temperature was 22 degrees f. What was the average change in temperature per hour?
Wednesday, April 17, 2013 at 6:07am

math
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below sea level. What is the difference in elevation between the mountain climber and the stone?
Wednesday, April 17, 2013 at 6:01am

math
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below sea level. What is the difference in elevation between the mountain climber and the stone
Wednesday, April 17, 2013 at 6:00am

math
A mountain climber on Mt. Everest is at 29,035 feet above sea level. A stone at the bottom of the Dead Sea is at 1,349 ft below sea level. What pigsis the difference in elevation between the mountain climber and the stone?
Wednesday, April 17, 2013 at 5:57am

math
An elevator on the tenth floor goes down nine floors. Then it goes up 19 floors, down 3, and finally down 12. What floor does it end up on?
Wednesday, April 17, 2013 at 5:52am

math
Suppose a diver started at 82 feet below the surface and rose in five steps of 15 feet each. Use an integer to describe his new position in relation to the surface water.
Wednesday, April 17, 2013 at 5:48am

math
Girls who played video games and got into fights = 36 Girls who played video games and did NOT get into fights = 55 Girls who Never played video games and got into fights = 578. Girls who Never played video games and did NOT get into fights = 1436 Is there evidence that the ...
Wednesday, April 17, 2013 at 12:12am

math
The point (x,y) lies on both conics x2+xy+x=81 and y2+xy+y=51. Given that x+y is positive, determine the value of x+y.
Wednesday, April 17, 2013 at 12:09am

math
The point (x,y) lies on both conics x2+xy+x=81 and y2+xy+y=51. Given that x+y is positive, determine the value of x+y.
Wednesday, April 17, 2013 at 12:09am

Math
How do I find the radius if the circle is 6inches how do I solve
Wednesday, April 17, 2013 at 12:03am

Math
How do I find the radius if the circle is 6inches how do I solve
Wednesday, April 17, 2013 at 12:02am

Math&gt;&gt; Help!!
You complain that the hot tub our hotel suite is not enough. The hotel tells you that they will increase the temperature by 10% each hour. If the current temperature of the hot tub is 75 Fereneit Degrees, what will be the temperature of the hot tub after 3 hours, to the ...
Tuesday, April 16, 2013 at 11:46pm

Math&gt;&gt; Help!!
After knee surgery, your trainer tells you to return to yuor jogging program slowly. He suggests jogging for 12 minutes each day for the first week. Each week thereafter, he suggests that you increase that time by 6 minutes per day. How many weeks will it be before you are up ...
Tuesday, April 16, 2013 at 11:40pm

URGENT MATH!!!!!!!
1. There are 35 marbles in a bag: 9 blue marbles, 8 green marbles, 4 red marbles, 8 white marbles, and 6 yellow marbles. Find P(red). Write the probability as a fraction in simplest form, a decimal, and a percent. (1 point) four over thirty-one, 0.129, 12.9% four over thirty-...
Tuesday, April 16, 2013 at 11:37pm

HELP!!! Math
You visit the Grand Canyon and drop a penny off the edge of a cliff. The distance the penny will fall is 16 feet the first second, 48 feet the next second, 80 feet the third second, and so on in an arithmetic sequence. What is the total distance the object fall in 6 seconds?
Tuesday, April 16, 2013 at 11:34pm

Please Help!! Math
A display of cans on a grocery shelf consists of 20 cans on the bottom, 18 cans in the next row, and so on in an arithmetic sequence, until the top row has 4 cans. How many cans, in total, are in the display?
Tuesday, April 16, 2013 at 11:29pm

please help me please!!! Math
Find a6 for an arithmetic sequence where a1=3x+1 and d=2x+6 . I can't even solve it because I do not have any idea.
Tuesday, April 16, 2013 at 11:23pm

Math
How do you solve these type of equations? 2(-3x+1.5)=6 Can you please explain it to me?
Tuesday, April 16, 2013 at 11:11pm

4th grade math
brian cut an extra large round pizza into 12 pieces. 7 of the pieces were eaten. what angle measure of pizza is left?
Tuesday, April 16, 2013 at 10:02pm

4th grade math
a circle is divided into 18 equal parts. how many degrees is the angle for each part? how many degrees is the angle for 5 parts?
Tuesday, April 16, 2013 at 9:52pm

Math 1 question
Damian is paid \$70 per day plus a commision of 10% of sales for selling clothing. write an equation for Damian's pay.
Tuesday, April 16, 2013 at 9:11pm

Math
A piece of fabric measures 36 by 42 inches. A triangular scarf with a height of 25 inches and base of 30 inches is cut from the fabric. How much is left over? A) 762in^2 B) 381in^2 C) 1137in^2 D)568.5in^2
Tuesday, April 16, 2013 at 9:10pm

Math help Geometery
If, I ahve a trapezoid with two angles Angle 86 degrees and 41 degrees and angle A 133 degrees then,side b 10 Short base 6 How do I solve to get angle B?
Tuesday, April 16, 2013 at 8:37pm

math
for input output tables input is 1,2,3,4,5,6 and output is 5,7,9,11,13,15 what is the input output rule?
Tuesday, April 16, 2013 at 8:34pm

math
How do you work with line plots like adding them and how much there is?Thanks if you help!:)<3
Tuesday, April 16, 2013 at 8:26pm

math
How do you figure out the volume of irregular shapes?Thanks if you help!:)<3
Tuesday, April 16, 2013 at 8:22pm

Math
Carson wanted to make a cylindrical pillow for his mothers birthday. the pillow was to be 15 inches long, with a diameter of 6 inches. how many cubic inches of stuffing will Carson need to make the pillow?
Tuesday, April 16, 2013 at 8:21pm

Math
Umm Im in 5th grade and I do not under stand this at all because I don't know what the brakets are and how do you you use them heres the question 108 + 3[15 - (3 + 9)]=?
Tuesday, April 16, 2013 at 8:07pm

math 4th grade
how do you add 2/3 plus 5/8
Tuesday, April 16, 2013 at 8:06pm

Math help
I am so lost I have a problem. Two congruet figures. First trapezoid: 1 side b is 10 1 short base prarallel 6 Angle D 86 degrees Angle C 41 degrees Angle B ? Angle A ? Other angle J is 133 degrees Angle M ? Angle K ? Side d leg 17 Angle L ? long Base parallel 16 I know this ...
Tuesday, April 16, 2013 at 8:00pm

Math
Select the geometric figure that possesses all of the characteristics: (1) four equal sides (2) both pairs of opposite sides are parallel (3) it doesn't contain any right angle A) square B) parallelogram C) rhombus D) isosceles triangle I know it's not A or D
Tuesday, April 16, 2013 at 7:48pm

math
two pieces of metal each are cut into tenths. how many pieces will there be?
Tuesday, April 16, 2013 at 7:25pm

Math
A meteoroid changed velocity from 1.0 km/s to 1.8 km/s in 0.03 seconds. What is the acceleration of the meteoroid?
Tuesday, April 16, 2013 at 7:14pm

Math
Remy can chop 5 carrots in 3 minutes. How long will it take him to chop 120 carrots?
Tuesday, April 16, 2013 at 7:11pm

Math
In a store, pencils have one price and pens have another. 3 Pencils and 2 pens cost 78 cents. 2 pencils and 3 pens cost 72 cents. How much does 1 pencil and 1 pen cost? Help! I dont get this.
Tuesday, April 16, 2013 at 7:09pm

Math
How many of the triples below could be sides of a right triangle? (40,41,58); (10,25,26); (16,30,33); (20,48,52) A)4 B)2 C)1 D)3 Please help!!!!
Tuesday, April 16, 2013 at 7:05pm

Math
38.In science lab 20 out of 25 students wore protective glasses. The other 5 students filled out lab reports. Which decimal number is equivalent to the fraction of students who did Not wear protective glasses? A.0.25 B.0.80 C.0.50 D.0.20 A 39.Nik is coloring holiday ornaments ...
Tuesday, April 16, 2013 at 6:54pm

math
An arithmetic sequence is represented in the following table. Enter the missing term of the sequence. 10,-2,-14,-26,?...
Tuesday, April 16, 2013 at 6:53pm

College Algebra
Theres this chemistry problem im getting stuck in because i'm confusing myself with the math. Equation given = %O2 saturation = 100 x (pO2/(pO2 + K) %O2 = 35 K = 1.51 how do I calculate pO2?? I can't seem to cancel them out correctly. Answer = 0.813
Tuesday, April 16, 2013 at 6:42pm

Math
Samantha and her family are traveling 325 miles to Houston for the holidays. Her dad drives at a rate of 52 milers per hour during the trip. Base on this info, which of the following statenemnts is a reasonable conclusion? A.Samantha and her family will have driven more than ...
Tuesday, April 16, 2013 at 6:38pm

Math
Ms wanton recycles colored pencils in a box for use in her art class. She has accumulated 4 red 5 blue 3 yellow and 3 green colored pencils. If one of her students reaches into the box and selects one pencil without looking what is the probabiltiy that the student will not get...
Tuesday, April 16, 2013 at 6:25pm

College math
A team played 24 games and won 2/3 of them. How many games did they win?
Tuesday, April 16, 2013 at 6:19pm

math algebra
Factor the given expression. Then use the zero product rule and the quadratic formula to solve the problem. There should be three solutions to the equation. x^3-2197 x=
Tuesday, April 16, 2013 at 6:18pm

math algebra
Factor the given expression. Then use the zero product rule and the quadratic formula to solve the problem. There should be three solutions to the equation. x^3-2197 x=
Tuesday, April 16, 2013 at 6:18pm

math algebra
Factor the given expression. Then use the zero product rule and the quadratic formula to solve the problem. There should be three solutions to the equation. x^3-2197 x=
Tuesday, April 16, 2013 at 6:18pm

math
what is a verbal rule in math?
Tuesday, April 16, 2013 at 6:17pm

Math
Which is in order from least to greatest A.1/4,0.33,2/5,0.5,2/3 B.1/3,1/2,0.4,0.25,2/3 C.1/3,1/4,0/4,1/2,0.66 D.2/3,0.5,2/5,0.33,1/4 A Talent Show auditions were held after school. There were 3 groups who sang for every 2 groups that danced. If there were a total of 30 groups ...
Tuesday, April 16, 2013 at 6:10pm

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