Wednesday

May 27, 2015

May 27, 2015

**Math 222**

How do I write as a radical expression a^7/8
*Tuesday, April 21, 2015 at 6:08pm*

**Math**

is the area of a paperback book cover closer to 28 square inches or 28 square centimeters? Tell how you decided.
*Tuesday, April 21, 2015 at 5:57pm*

**Math**

Cally wants to coat her driveway with a winter sealer. Her driveway is 18 feet long and shaped like a trapezoid. At the garage door, the drive way is 12 feet wide, then it widens to 20 feet at the street. How many square feet of sealer should Cally buy if she wants to apply ...
*Tuesday, April 21, 2015 at 5:55pm*

**Math**

Bill and Harry are practicing for a track meet. Last week, Bill ran 900 meters on each of 3 days. Harry ran 1.2 kilometers on each of 2 days. Between last week and this week, Bill wants to run a total of 6 kilometers. How far does Bill need to run this week?
*Tuesday, April 21, 2015 at 5:39pm*

**Math 222**

what is square root 11/3. Sorry I can input the square root symbol.
*Tuesday, April 21, 2015 at 5:06pm*

**Math**

A) 2y=√5y+6. Show your work on how you solved it and checked to see if it was right. I know the answer is y=2, but I do not know how to get that. So, If anyone could help me that would be amazing. Thank you!
*Tuesday, April 21, 2015 at 4:24pm*

**math**

The Total Surface Area Of Rectangular Solid Is 4.65cm. If The Solid Is 7cm Long And 5cm Wide, Calculate The Height.
*Tuesday, April 21, 2015 at 2:04pm*

**MATH**

Really need help with this: You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39....
*Tuesday, April 21, 2015 at 1:21pm*

**Math**

Find the effective rate of interest (APR) for a loan with a loan amount of $6,300, a time of 270 days, and interest of $685.13. a. 14.5% b. 6.5% c. 9.3% d. 12.3%
*Tuesday, April 21, 2015 at 1:00pm*

**Math**

Meghan deposited $2,500in an account at a bank that pays 16% compounded quarterly. Use the compound interest table to find the interest earned on the investment after 2 years. a. $921.43 b. $204 c. $2,704 d. $3,421.43 **This is a sample question** (Please Help!)
*Tuesday, April 21, 2015 at 12:37pm*

**Math**

a 150-day loan for $2,500 has interest of $57. Find the rate to the nearest tenth of a percent. a. 3.2% b. 24.4% c. 10.4% d. 5.5% Please walk me through on how you got the answer. I have tried, and can not figure it out.
*Tuesday, April 21, 2015 at 12:10pm*

**math**

What is the root of 345 without the use of tables?
*Tuesday, April 21, 2015 at 10:37am*

**math**

Factorise the following 1) a^3 - b^3 - a - b 2) a^2 - b^2 + 10a - 2b + 24
*Tuesday, April 21, 2015 at 10:12am*

**Math Help**

Find a12 for the following geometric sequence. 1/32, 1/16, 1/8,
*Tuesday, April 21, 2015 at 9:02am*

**Math**

In this problem we consider drawing some straight lines which form a nice pattern. Consider joining the point (0.1,0) to the point (0,0.9) by a line segment; then joining (0.2,0) to (0,0.8) by a line segment; and so on. In general, consider joining the points (a,0) and (0,b) ...
*Tuesday, April 21, 2015 at 8:17am*

**Math**

What is the ninth term of the following geometric sequence? a4=27 a7=64 a9=
*Tuesday, April 21, 2015 at 8:04am*

**math**

Agus sold packets of sweets to Halim and Kairi in the ratio 8:13.He sold the sweets in 2-kg packets.What was the smallest possible mass of sweets Agus sold to both of them?
*Tuesday, April 21, 2015 at 4:48am*

**math**

the fourth terms of an AP is 37 and the 6th terms is 12 more than the fourth term.Find the first and seventh terms.
*Tuesday, April 21, 2015 at 3:51am*

**math calc**

A water tower is located 354 feet from a building. From a window in the building, an observer notes that the angle of elevation to the top of the tower is 42° and that the angle of depression to the bottom of the tower is 20°. How tall is the tower? How high is the ...
*Tuesday, April 21, 2015 at 12:26am*

**Math**

Hi! I need help with this question. Thank you! Directions: Write the expression for the nth term of the following geometric sequence. 5, 10, 20, 40, ...
*Monday, April 20, 2015 at 11:59pm*

**6th grade math**

if there are 24 kids in a class and 11 more boys than girls how many girls are there?
*Monday, April 20, 2015 at 11:10pm*

**math**

Write an inequality of the form x > c or x < c to represent the amount of trash cleaned up per mile of coast worldwide compared to the amount of trash cleaned up per mile of coast in England during the 2013 Ocean Conservancy’s International Coastal Cleanup based on ...
*Monday, April 20, 2015 at 10:21pm*

**4th Math**

sam cut a pie into equal slices. there are only 3 slices left. the angle measure for the 3 slices is 72 degrees. How many slices did sam cut the pie into? 360
*Monday, April 20, 2015 at 9:45pm*

**Math**

Thomas started at his house and walked due east50 yards then he walked due west 50 yards and east 20 yards . Which best describes where Thomas was at the end of his walk
*Monday, April 20, 2015 at 8:50pm*

**Math**

I divided 4,495 by 50 and got 89. Is that correct?
*Monday, April 20, 2015 at 8:44pm*

**Math**

Michael wanted to make a quilt with an area of 42 square feet. What are its possible dimensions if they must be whole numbers? Which length and width makes the most sense for a quilt?
*Monday, April 20, 2015 at 8:35pm*

**math**

At 6 PM, the temperature in Redding, CA, t, is the same as the temperature in Fresno, CA. By 9 PM, the temperature has dropped 2 degrees and in Fresno it has dropped 4 degrees. By 11 PM, the temperature in Redding has dropped another 3 degrees. Represent each city's ...
*Monday, April 20, 2015 at 8:13pm*

**Math**

Really need help with this: You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39....
*Monday, April 20, 2015 at 8:09pm*

**Math**

Find the width of the rectangle. ----------------------- = Perimeter=30 in. = = = W=Width =============== L=Length P=w and l=11 p=2l+2w 30=(2x11)+2w 30=22+2w (Think:if 2 x w=8, then w=___divided____ w=8 So the width is 8 inches. I don't know what the w=_____ divided _____ is
*Monday, April 20, 2015 at 8:05pm*

**Math**

A toy company has increased their size of one of their dolls. The packaging department has calculated that they need to add 3 inches to each of the dimension of the original packaging (Original height=10 in width=2.75 length=5). What is the new amount of material needed to ...
*Monday, April 20, 2015 at 7:59pm*

**math**

Dion's grandmother is making a quilt using four small squares put together to form one large large square block. how many different can she make using one each of red, green, blue, and yellow smalle squares? show the possible arrangements
*Monday, April 20, 2015 at 7:52pm*

**Math**

Raylene made a bracelet with 28 beads. She also made a necklace with twice the number of beads as the bracelet. If 1/2 of the beads on the bracelet are green and 1/4 of the beads on the necklace are green, does the bracelet, the necklace, or neither have more green beads? Explain
*Monday, April 20, 2015 at 7:41pm*

**math**

Warren measured a recentangular window to find Out how much plastic he would need to cover it.The window measured 5ft 6 inches by2ft9inches.about how many square inches of plastics does Warren need to cover the window?
*Monday, April 20, 2015 at 7:41pm*

**math**

Between 6a.m.and 10a.m.the temperature rose by 5°f.between 10a.m.and 2p.m.the temperature rose by 6°f.between 2p.m.and 6p.m.the temperature rose by 0°c.would you be able to tell how much the temperature rose since 6a.m?
*Monday, April 20, 2015 at 7:26pm*

**math**

local students were surveyed about adding stoplights at the corner of Main Street and Perry Avenue. Determine whether each survey question may be biased. Explain A) are stoplights needed at the intersection of Main and Perry? B) should stoplights be installed at the corner of ...
*Monday, April 20, 2015 at 7:15pm*

**please answer my question (math)**

dion's grandmother is making a quilt using four small squares put together to form one large large square block. how many different can she make using one each of red, green, blue, and yellow smalle squares? show the possible arrangements
*Monday, April 20, 2015 at 7:13pm*

**math**

what the heck does it mean
*Monday, April 20, 2015 at 6:59pm*

**math**

dion's grandmother is making a quilt using four small squares put together to form one large large square block. how many different can she make using one each of red, green, blue, and yellow smalle squares? show the possible arrangements
*Monday, April 20, 2015 at 6:31pm*

**math**

lance made 10 dozen cookies. He made 25 percent chocolate chip, 25 percent peanut butter, and the remaining 50 percent oatmeal raisin. How many of each type of cookie did he make?
*Monday, April 20, 2015 at 5:33pm*

**math**

Determine the number of divisors of the integer 4312440.
*Monday, April 20, 2015 at 5:08pm*

**Math algebra**

x^1/3 ÷ (4x)^½ · 16x^-5/4 ÷ 32x I get: x^-5/12 ÷ x = x^(-5/12-12/12) = x^-17/12 but answer given is x^7/12 I'm using a^n / a^m = a^n-m but according to the answer I'm given it seems that I'm supposed to add the 12/12 to -5/12 not ...
*Monday, April 20, 2015 at 4:55pm*

**Math**

Determine the coefficient of wx^3y^2z^2 in (2w−x+y−2z)^8
*Monday, April 20, 2015 at 4:41pm*

**Math**

Which measurement is NOT equal to 3m, 30dm,300cm,3,000mm,3,000cm
*Monday, April 20, 2015 at 4:16pm*

**Math**

What jobs do I qualify for
*Monday, April 20, 2015 at 3:45pm*

**math**

how much inches=1feet
*Monday, April 20, 2015 at 3:43pm*

**help please? :( math**

Which function is a quadratic function? (1 point) y equals one over X y = 5x – 7 y = –x2 + 2x*** y = absolute value of x
*Monday, April 20, 2015 at 2:38pm*

**math please help 8th grade**

y = 2x + 7 The slopes are equal. The graph has a greater slope. *** The equation has a greater slope.*** none of the above an i right? (:
*Monday, April 20, 2015 at 2:15pm*

**math**

6w-6w +6w +6w
*Monday, April 20, 2015 at 2:12pm*

**Math**

1.What is the volume of the figure above if a = 6 units and b = 9 units? A. 1,620 cubic units B. 540 cubic units C. 324 cubic units D. 342 cubic units 2.Susan is building a cage for her rabbit and started by making the supports for the cage as shown below, where a = 14 inches...
*Monday, April 20, 2015 at 1:48pm*

**Math**

a rectangle shape doctor's office has an area of 120 feet. what are the dimensions of this office space?
*Monday, April 20, 2015 at 1:42pm*

**math**

Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function. g(x) = e^(3t^2) − 3t dt from 4 to x
*Monday, April 20, 2015 at 1:41pm*

**Math**

What is the volume of the figure above if a= 6 units and b= 9 units? A. 1, 620 Cubic Units B. 540 Cubic Units C. 324 Cubic Units D.342 Cubic Units
*Monday, April 20, 2015 at 1:28pm*

**Math**

In a jar of coins, the ratio of nickels to dimes is 2:7. If the jar contains 350 nickels, how many dimes are there?
*Monday, April 20, 2015 at 1:15pm*

**math**

if 4th term of an arithmetic progression is 3 times the 1st term nd 7th term exceeds twice the third term by 1. find the first term and common difference
*Monday, April 20, 2015 at 1:07pm*

**math**

Two investments totaling $23,500 produce an annual income of $795. One investment yields 2% per year, while the other yields 7% per year. How much is invested at each rate?
*Monday, April 20, 2015 at 12:49pm*

**Math **

Which of the following is a true statement? A. -9 > -4 B. | -10 | > |2| C. | -3| < |1| D. 6< - 12 Compare using <,>, or = -2 ----- -4 A. < B.> C. = Compare using <,>, or = -| 2-5| ----- (8 – 11) A. < B. > C = PLEASE HELP!!!
*Monday, April 20, 2015 at 12:41pm*

**MATH**

You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39.00 plus the interest accrued...
*Monday, April 20, 2015 at 12:04pm*

**Math**

The total capacity of 6 pitchers and 12 glasses is 21 liters. The capacity of a pitchers if 5 times that of a glass. Find the capacity of each glass in liters.
*Monday, April 20, 2015 at 10:22am*

**Math**

Jill bought so e carrots and apples for $24.80. A carrot and an apple cost $.90 altogether. She bought more carrots than apples. The cost of the extra number of carrots was $6.80. How many apples did she buy?
*Monday, April 20, 2015 at 10:04am*

**Math**

A rocket is launched straight up. At t seconds after being launched, its altitude is given by h = 4t^2 metres. You are on the ground 400 metres from the launch site, watching the rocket. The line of sight from you to the rocket makes an angle theta radians with the ...
*Monday, April 20, 2015 at 9:50am*

**Math**

d dx [(e^x + x)^x]. Can someone please show me a step by step of how to do this. Also i'm stuck at (e^x+1)((e^x+x)^x * ln(e^x+x)) ... am i on the right track or?
*Monday, April 20, 2015 at 9:42am*

**math**

Which of the following is/are true? A.x-y+z/y-x-z=1 B.3a-b<1/3a+b=>9a^2-b^2<1 C.p^2-pq+q^2=(p-q)^2 I think they are all false,because for A if i had to substitute with numbers i wont get 1 and for B im a little confused but i cross multiplied as for C (p-q)^2 its ...
*Monday, April 20, 2015 at 8:55am*

**math**

a tank is 3/5 full ofwater 50 litre more required to fill it up. how many litres can tank hold..??
*Monday, April 20, 2015 at 8:34am*

**Math**

1. if 60% of 3/5 of a number is 36, then the number is......... Pls show working. 2. the average weight of 16 boys in a class is 50.25kg and that of the remaining 8 boys is 45.15kg. Find the average weight of all the boys in the class.
*Monday, April 20, 2015 at 3:59am*

**Math**

Please help with trying to solve the following; in particular how to get the correct equation set up. The perimeter of a square is 64 cm and the area of the square is 192 cm. What is the length of width of the rectangle? Thank you for your help.
*Monday, April 20, 2015 at 12:33am*

**Math**

A gas station charges $2.19 per gallon of gas. Use function notation to describe the relationship between the total cost C(g) and the number of gallons purchased g. A. C(g)=-2.19g B. g=2.19C(g) C. C(g)=g+2.19 D. C(g)=2.19g C? Thanks
*Monday, April 20, 2015 at 12:30am*

**Math**

Find the next three terms in the sequence. 30,22,14,6.... A. -3,-12,-21 B. -1,-8,-15 C. -1,-2,3 D. -2,-10,-18 D? Thanks.
*Monday, April 20, 2015 at 12:12am*

**Math**

An ice cream store sells 30 different flavours of ice cream and it offers a choice of 3 different kinds of cones. In how many ways can we order a dozen two-scoop ice cream cones if any two of them in one order must differ at least by a flavor or by the kinds of cones?
*Sunday, April 19, 2015 at 11:06pm*

**Math**

Can you please help with this geometry question. An open box is formed from a square piece of material by cutting 2-in squares from each corner of the material and folding up the sides. If the volume of the box that is formed is to be 72 in cubed, what was the original piece ...
*Sunday, April 19, 2015 at 9:38pm*

**Math/Algebra **

Jeremy opened two saving accounts at the beginning of 2010, each with an initial deposit of $4,000. Account A earned simple interest, and account B earned interest that was compounded annually. By the end of 2012, which account earned more interest, and how much more interest ...
*Sunday, April 19, 2015 at 8:18pm*

**Math/Algebra **

Jeremy opened two saving accounts at the beginning of 2010, each with an initial deposit of $4,000. Account A earned simple interest, and account B earned interest that was compounded annually. By the end of 2012, which account earned more interest, and how much more interest ...
*Sunday, April 19, 2015 at 8:03pm*

**Math**

What is the least perimeter of a rectangle with an area of 32 square feet?
*Sunday, April 19, 2015 at 7:30pm*

**Math**

You purchase a computer for $875.00 plus 5% sales tax. You decide to finance it through the store's 0% program for 12 months. The terms state that you must pay $100.00/month and that if you miss a payment, you will be assessed a late fee of $39.00 plus the interest accrued...
*Sunday, April 19, 2015 at 7:26pm*

**Math 10**

Factor, if possible. 36xy - 12x^2y
*Sunday, April 19, 2015 at 6:39pm*

**7th grade math**

1. Which ordered pair is not a solution of y = –12x – 3? (–3, 33) (8, –98) (–9, 105) (3, –39)* 2. Find three solutions of the equation. y = 2x – 6 (–2, –10), (1, –4), (2, –1) (–2, –10), (1, –4), (0, –6...
*Sunday, April 19, 2015 at 6:02pm*

**Math**

Can you please help with correct format for the following?: re: d = rt equation A boat traveled 40 miles down a river in 2 1/2 hours. The return trip going upstream took twice as long. What is the rate of the boat in still water? Appreciate any help on the set up. Thank you,
*Sunday, April 19, 2015 at 6:01pm*

**math**

A boat leaves port P and steers 5 km due east and then 10 km on a bearing of 060 degrees. Find its distance and bearing from P
*Sunday, April 19, 2015 at 5:31pm*

**math**

A nut wholesalersells a mix of peanuts and cashews. He charges $2.80 per pound for peanuts and $5.30 per pound for cashews. If the mix of peanuts and cashwes is to sellfor $3.30 pre pount, how many pound each of the peanuts and cashews should be used to marke 100 pounds of mix...
*Sunday, April 19, 2015 at 5:21pm*

**7TH MATH HELP**

1. Which ordered pair is not a solution of y = –12x – 3? (–3, 33) (8, –98) (–9, 105) (3, –39)* 2. Find three solutions of the equation. y = 2x – 6 (–2, –10), (1, –4), (2, –1) (–2, –10), (1, –4), (0, –6...
*Sunday, April 19, 2015 at 5:21pm*

**math**

Gabriel walked 100m around the perimeter playground.How long and how wide could the play ground be? give three different answers.
*Sunday, April 19, 2015 at 4:44pm*

**Math **

what is the perimeter of a rectangle if L=3x+5 meters W=4x-3 meters?
*Sunday, April 19, 2015 at 4:41pm*

**math**

Jim used 6 white cubes to make a rectangular prism. He painted the whole outside blue. If Jim separates the cubes, how many will have more blue faces than white. How many will have an equal number of blue and white faces
*Sunday, April 19, 2015 at 4:27pm*

**math**

Chad has a rope that is 9 yards long. How many pieces of rope measuring of a yard can he divide his rope into?
*Sunday, April 19, 2015 at 4:18pm*

**math**

Standard soft drink cans hold 12 ounce or 355 milliliters of soda. Assume that soda can must be right circular cylinders. Through trial and error with cans of different sizes, find the dimensions of a 12-ounce can that has the lowest cost for materials.
*Sunday, April 19, 2015 at 3:35pm*

**math**

How old are they? I found this question online. Please help me understand where I may have made a mistake. Thanking you in advance. My question: Norman is now 4 times the age of her son, 3 years ago, the sum of their ages was 49. How old are they now?. My Answer: First step: (...
*Sunday, April 19, 2015 at 12:19pm*

**MAth**

How many inches are in 75% of 20 yards?
*Sunday, April 19, 2015 at 12:18pm*

**math**

ibrahim has a bag containing five red balls,six yellow balls and four white balls , the ball is pick at random from the bag.find the probability that: (a))red or white ball ? (b) yellow or red ball ? (c) not red
*Sunday, April 19, 2015 at 11:04am*

**Math**

Jennifer rode her bike to the store at a rate of 15 mph. She rode back home at a rate of 10 mph. How far is it to the store if the round trip takes an hour?
*Sunday, April 19, 2015 at 9:18am*

**math**

divide the sum of 65/12 and 8/3 by their difference
*Sunday, April 19, 2015 at 8:41am*

**Math**

a probability that new years is on a Saturday in a randomly chosen year is 1/7. 15 years are chosen randomly.find the probability that 1. exactly four of these years have new years day on a Saturday 2. at least 2 of these years have new years day on a Saturday
*Sunday, April 19, 2015 at 4:12am*

**math**

Aiden completed 18 out of the 25 questions on his history test. What percent of the questions did he complete
*Saturday, April 18, 2015 at 10:48pm*

**math**

Sarah was trying to figure out her grades for her math course. She only knew the grade of 4 tests she had taken, however the class had taken 5 tests total. She scored a 94, 67, 83 and 93. If Sarah ended up with a grade of 90, what did she get on the 5th and final test?
*Saturday, April 18, 2015 at 9:05pm*

**Math **

School A has 480 students and 16 classrooms, School B has 192 students and 12 classrooms. How many students would have to transfer from School A to School B for the ratios of students to classrooms at both schools to be the same? Explain your answer.
*Saturday, April 18, 2015 at 8:58pm*

**math**

what is the global maximum of the parabola y= -x^2 -12x +4
*Saturday, April 18, 2015 at 6:01pm*

**Math**

A flower bed is in the shape of a triangle with one side twice the length of the shortest side, and the third side is 18 feet more than the length of the shortest side. Find the dimensions if the perimeter is 142 feet.
*Saturday, April 18, 2015 at 2:26pm*

**Math**

In an arithmetic series, the sum of the 5th to the 8th terms inclusive is 114, whilst the sum of the 12th to 15th terms inclusive is 198. What is the 21st term? I have got 99=2a +3d and 57= 2a+3d Im not sure what to do now
*Saturday, April 18, 2015 at 2:04pm*

**Math**

Whoever can help with a question I posted earlier. I am very sorry; I put the wrong variable in the question. Question is to solve for y and not "x" as my previous message and the equation is: x = 3(r + ty) So sorry for the confusion. Please help at your earliest. ...
*Saturday, April 18, 2015 at 1:50pm*

**Math**

An artist drew a painting with similar rectangles with whole-number dimensions in inches. The small rectangle is 8 inches by 3 inches. One dimension of the medium rectangle is 9 inches. One dimension of the large rectangle is 32 inches. a. find the dimensions of the medium ...
*Saturday, April 18, 2015 at 1:43pm*

**Math**

Question asks to solve for x with equation: x = 3(r + ty) Please help with how to solve? Thank you.
*Saturday, April 18, 2015 at 1:18pm*

**math**

A salesperson earned 33,250 on annual sales of 950,000. What is her rate of commission.
*Saturday, April 18, 2015 at 1:08pm*