Saturday

August 1, 2015

August 1, 2015

**math**

A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that two red marbles are drawn out? Be sure to represent your answer as a fraction in simplest form.
*Wednesday, April 22, 2015 by jasmine*

**math**

A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that first a red marble then a yellow marble are drawn? Represent your answer as a fraction in simplest form.
*Wednesday, April 22, 2015 by jasmine*

**math**

the sum of riciprocals of two consecative even interger is five out of twelve.form an equation
*Wednesday, April 22, 2015 by mpaka*

**Math**

If 2.7m of ribbon costs $4.99 how much does 0.82m of ribbon cost?
*Wednesday, April 22, 2015 by Em*

**Math**

1. How many bricks each measuring 25cm×11.25cm×6cm, will be needed to build a wall of 8m×6m×22.5? 2. what decimal of an hour is a second? 3. without a calculator, 0.04×0.0162 is equal to...... 3. (0.04)^ -1.5 4. if m and n are whole numbers such ...
*Wednesday, April 22, 2015 by Bright*

**math**

Suppose you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.
*Wednesday, April 22, 2015 by Jamie Thomas*

**math**

G(S) =(s2+3)/(s5+s4+s3+3s2+2s) is:
*Wednesday, April 22, 2015 by sinchan*

**math**

a road crew must clear a hill that is 110.0 feet tall so that a new road can be built, they are to clear 11 1/2 feet of the hill each day, find the equation in slope intercept on the line that represent to height
*Wednesday, April 22, 2015 by Anonymous*

**Math**

Josef said that he could represent the amount of money he made last week with the expression: 24d + 8n. Write a problem about the money Josef made last week.
*Tuesday, April 21, 2015 by Mary R.*

**Math**

Find the slope of the line that goes through the following points. X -1, 0,1,2 Y -4,-1,2,5 A. -5 B. -3 C. -1\3 D. 3 Is the answer A? Thank you
*Tuesday, April 21, 2015 by Sabrina C.*

**Math**

Use mean median or mode to predict how many strokes need to complete a golf ball
*Tuesday, April 21, 2015 by Anonymous*

**Math**

Find the slope of the line that goes through the following points. X 0, 1, 2, 3 Y -4,-3,-2,-1 A. -1 B. 1 C. -4 D. -7 Is the answer C? I'm really confused. Thank you
*Tuesday, April 21, 2015 by Sabrina C.*

**math**

If interest on a $4,500 loan is $ 720 What would be the interest on a loan $5,800
*Tuesday, April 21, 2015 by Jasmine*

**Math**

Tell whether the sequence is geometric. If it is, find the common ratio. 1.) 9, -6, 4, -8/3 2.) 16, 12, 8, 4
*Tuesday, April 21, 2015 by Tami*

**Math**

A car measures 20 feet. What is the length of a model car if the scale factor is 1:64 inches? I can't show my work because i don't even understand any of it!
*Tuesday, April 21, 2015 by Anonymous*

**Math**

A hardware store had 300 gallons of paint. At the end of the month the store had 252 gallons. What's the percent decrease?
*Tuesday, April 21, 2015 by Zo*

**Math**

The teacher gave this pattern to the class: the first term is 5 and the rule is add 4, subtract 1. Each student says one number. The first student says 5. Victor is tenth in line. What number should Victor say?
*Tuesday, April 21, 2015 by Jayden*

**please answer my question (math)**

the price of a 3- pack spinner is one third the price of the of a dozen flyboys. write and solve a division equation to find the price of a dozen fly-boys. there are $3 for each 3-pack spinner . is the equation supposed to be n/12=27?
*Tuesday, April 21, 2015 by Angelina*

**math**

Tim Newman took out a simple interest loan of $1500 at a 10 percent interest for 12 months. After 4 payments, the balance is $1100. He pays off the loan when the next payment is due. What is the interest? Is it $9.17? Thanks!
*Tuesday, April 21, 2015 by Nadia*

**math**

the price of a 3- pack spinner is one third the price of the of a dozen flyboys. write and solve a division equation to find the price of a dozen fly-boys. there are $3 for each 3-pack spinner . is the equation supposed to be n/12=27?
*Tuesday, April 21, 2015 by Angelina*

**Math**

The teacher gave this pattern to the class: the first term is 5 and the rule is add 4, subtract 1. Each student says one number. The first student says 5. Victor is tenth in line. What number should Victor say?
*Tuesday, April 21, 2015 by Jayden*

**math**

a bag of super dog food, at $12.50, is one third the price of a bag of power dog dog food. write and solve an equation to find the price of a bag of power dog dog food
*Tuesday, April 21, 2015 by Angelina*

**math**

at the end of a soccer game season four families decide to buy the coach of gift certificate to a sporting goods store. each family contributes $35 towards the gift certificate. write and solve a division equation to find how much the gift certificate is worth
*Tuesday, April 21, 2015 by Angelina*

**Math 222**

How do I write as a radical expression a^7/8
*Tuesday, April 21, 2015 by Maxine*

**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 by Angie*

**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 by Shannon Lin*

**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 by Shannon Lin*

**Math 222**

what is square root 11/3. Sorry I can input the square root symbol.
*Tuesday, April 21, 2015 by Maxine*

**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 by Tia*

**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 by esther*

**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 by Sandy*

**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 by Matt*

**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 by Markus*

**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 by Cheyenne*

**math**

What is the root of 345 without the use of tables?
*Tuesday, April 21, 2015 by Tony*

**math**

Factorise the following 1) a^3 - b^3 - a - b 2) a^2 - b^2 + 10a - 2b + 24
*Tuesday, April 21, 2015 by Anonymous*

**Math Help**

Find a12 for the following geometric sequence. 1/32, 1/16, 1/8,
*Tuesday, April 21, 2015 by Tami*

**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 by Alex*

**Math**

What is the ninth term of the following geometric sequence? a4=27 a7=64 a9=
*Tuesday, April 21, 2015 by Betty*

**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 by harry*

**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 by Dallas*

**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 by Michael*

**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 by Gloria*

**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 by selby*

**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 by carla*

**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 by Anonymous*

**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 by Carlos*

**Math**

I divided 4,495 by 50 and got 89. Is that correct?
*Monday, April 20, 2015 by Keon*

**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 by BUB*

**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 by Carol*

**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 by Sandy*

**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 by BUB*

**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 by Ashley*

**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 by Angelina*

**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 by Amari*

**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 by Mariah*

**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 by Mariah*

**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 by jacob*

**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 by Spartans*

**math**

what the heck does it mean
*Monday, April 20, 2015 by mike *

**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 by Spartans*

**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 by sOMEONE*

**math**

Determine the number of divisors of the integer 4312440.
*Monday, April 20, 2015 by Anonymous*

**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 by Mr.AMG*

**Math**

Determine the coefficient of wx^3y^2z^2 in (2w−x+y−2z)^8
*Monday, April 20, 2015 by Excel*

**Math**

Which measurement is NOT equal to 3m, 30dm,300cm,3,000mm,3,000cm
*Monday, April 20, 2015 by Terese *

**Math**

What jobs do I qualify for
*Monday, April 20, 2015 by shafic*

**math**

how much inches=1feet
*Monday, April 20, 2015 by shafic*

**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 by XenaGonzalez*

**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 by XenaGonzalez*

**math**

6w-6w +6w +6w
*Monday, April 20, 2015 by ayo*

**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 by Kate*

**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 by Julian*

**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 by jessica*

**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 by Kate*

**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 by Cheriah*

**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 by anandita*

**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 by cole*

**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 by Priscilla*

**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 by Sandy*

**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 by Mc*

**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 by Mary*

**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 by Jim*

**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 by Aux*

**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 by enhle*

**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 by ritika*

**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 by Bright*

**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 by Cassandra*

**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 by Sabrina C. *

**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 by Sabrina C. *

**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 by Excel*

**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 by Cassandra*

**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 by Tris*

**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 by Tris*

**Math**

What is the least perimeter of a rectangle with an area of 32 square feet?
*Sunday, April 19, 2015 by Elizabeth*

**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 by Sandy*

**Math 10**

Factor, if possible. 36xy - 12x^2y
*Sunday, April 19, 2015 by Rav*

**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 by makaly*

**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 by Cassandra*

**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 by joe*