Sunday

February 14, 2016
**Math**

Sara earns a 15% commision on furnture she sells. How much commision would she earn if she sells a dining room set for $850.00?
*Thursday, January 21, 2016 by Amy*

**Math**

Eddie sold an antique lamp on Ebay for $75. Eddie had to pay the Ebay a fee if $6.00 on the final sales price. What percent if the sale was the fee to Ebay?
*Thursday, January 21, 2016 by Amy*

**math HELP**

what is the most easiest way( or can you teach me) for Pythagorean theorem using composite solids for my test tomorrow?
*Thursday, January 21, 2016 by john*

**math**

the Temperatureat night usually decreases at an average of 40 degree per hour. write an integer to represent the temperature change from 10 pm to 5 am?
*Thursday, January 21, 2016 by john*

**MATH**

I forgot the arithmetic series formula and can't find it online
*Thursday, January 21, 2016 by Tybalt Wayne*

**Math**

Write the equation y-2=6x+3 in y+mx+b form
*Thursday, January 21, 2016 by smart1111*

**Math**

A cube is rolled 30 times, how many times will it land on 5 or 6?
*Thursday, January 21, 2016 by Zingo*

**Math**

A can containing 3 tennis balls has a volume of 128/9pi cubic inches. If the height of the cylinder is 8in., what is the diameter of each tennis ball. Please explain how to do this.
*Thursday, January 21, 2016 by Katie*

**Math**

How would you convert 4meters 20 centimeters to centimeters?
*Thursday, January 21, 2016 by Raines*

**Math**

A .Lyza has a 9-inch board. She wants to measure the length of a small rug in feet. How can she do this? B. she finds that the 9-inch board fits 4 times along the rug length. How many inches is this ?______ how many feet?______
*Thursday, January 21, 2016 by Raines*

**math**

Amanda can run 4/5 of a mile in 9 minutes.Express her speed as a unit rate in miles per hour.
*Thursday, January 21, 2016 by Sandy*

**math**

an open rectangular box has external dimensions as follows: 100cm long,90cm wide and 80cm deep if it is made from wood 2cm thick, calculate the volume of wood in the box
*Thursday, January 21, 2016 by anil*

**Math**

Write and solve a proportion to complete the statement. Round your answer to the nearest hundredth. 90 lb ≈ kg I am having trouble even understanding how to do this?
*Thursday, January 21, 2016 by Meggie*

**Math**

How do you draw a number line to figure out if 3/8 and 3/4 is equivalent?
*Thursday, January 21, 2016 by Samantha *

**Math**

Convert the rate 1000 fluid ounces per 2 hours to cups per minute. Please help, i have a test in 3 days!!!
*Thursday, January 21, 2016 by Anonymous*

**Math**

Which number is less than -2 4/5 but greater then -3 1/5 A -3 1/2 B -3 2/3 C - 2 1/2 D -2 7/8
*Thursday, January 21, 2016 by smart1111*

**math**

Estimate each qutioent 35 divided by 4is what
*Thursday, January 21, 2016 by ariana*

**math help**

Which number is less than -2 4/5 but greater then -3 1/5 A -3 1/2 B -3 2/3 C - 2 1/2 D -2 7/8
*Thursday, January 21, 2016 by smart1111*

**MAth**

What is another way to show 1/8 + 5/8
*Thursday, January 21, 2016 by Gaby*

**math**

-1<-1/5x
*Thursday, January 21, 2016 by kevina*

**math i need help**

What is the simplified form of each expression? 1. Alg 1 (1 point) A.Alg 1 B.n4 *** C.n8 D.n12 i think it's B
*Thursday, January 21, 2016 by freddy*

**Math**

The third term of a GP is 10, and the 7th term is 6250. What is the common ratio?
*Thursday, January 21, 2016 by Ayo*

**Math**

I have 60 questions to answer and 70% is passing I got 20 wrong did I pass
*Thursday, January 21, 2016 by Stacy *

**math - help please, thanks**

1. 86 is 45% of what number? a. 86 = 0.45n * b. n = 0.45 x 86 c. 0.45 = n x 86 d. 86 = 45n 2. What percent of 26 is 4? a. 0.26 = n x 4 b. n = 0.26 x 4 c. 4 = n x 26 * d. 26 = 4n 3. What percent of 250 is 70? a. 3.6% b. 18% c. 28% * d. 175% 4. 65% of 80 is what number? a. 25 b...
*Thursday, January 21, 2016 by xoie*

**math**

XYZ is an isosceles triangle with |XY|=|XZ|=6cm and angle XYZ=120°. Calculate the length of line YZ.
*Thursday, January 21, 2016 by Princess*

**Math- Please Help!!**

1) q-12>-13 q>1 q>-1 q>25 q>-25 2) g/-5>-18 g<-23 g>-90 g>90 g<90 3) The result subtracted from a number n is at least 2 What numbers solutions? n-2>6; n>8 n-6>2; n>8 n+6>2; n<4 n+6<2; n>4
*Thursday, January 21, 2016 by Connections Academy Student*

**math**

1. 86 is 45% of what number? a. 86 = 0.45n * b. n = 0.45 x 86 c. 0.45 = n x 86 d. 86 = 45n 2. What percent of 26 is 4? a. 0.26 = n x 4 b. n = 0.26 x 4 c. 4 = n x 26 * d. 26 = 4n 3. What percent of 250 is 70? a. 3.6% b. 18% c. 28% * d. 175% 4. 65% of 80 is what number? a. 25 b...
*Thursday, January 21, 2016 by xoie*

**math**

if you answered 12 questions correctly on a test with a total of 21 questions, what is the percent of what you go right?
*Thursday, January 21, 2016 by jessie*

**math**

An oatmeal box is shaped like a cylinder with 2 inch radius and 9 inch height. Use a net to find the surface area S of the oatmeal box to the nearest tenth. Then find the number of square feet of cardboard needed for 1,500 oatmeal boxes. Round your answer to the nearest whole ...
*Thursday, January 21, 2016 by Tim*

**Math **

!@#$%^& u mis sue
*Thursday, January 21, 2016 by MEEEEEEEEEEEEEE*

**math**

1st wall 5'long 8' wide 2nd wall 9'long 8'wide 3rd wall 2' long 4' wide tile size is 2'long 4'wide how many tile do I need
*Thursday, January 21, 2016 by Mike*

**math**

Find the product of 5 and 4 . Express your answer in simplest form.
*Thursday, January 21, 2016 by julia*

**Math**

Hello. 1. 86 is 45% of what number? A. 86 = 0.45n *** B. n = 0.45 x 86 C. 0.45 = n x 86 D. 86 = 45n 2. What percent of 26 is 4? A. 0.26 = n x 4 B. n = 0.26 x 4 C. 4 = n x 26 *** D. 26 = 4n 3. What percent of 250 is 70? A. 3.6% B. 18% C. 28% *** D. 175% 4. 65% of 80 is what ...
*Thursday, January 21, 2016 by Jingo*

**Math**

What is a bin range? A. the range of the data that each bar in a histogram represents B. the description of the cells that are used t display the data C. the total range of data in a bar graph D. the line that is created when you connect the plots in a graph
*Thursday, January 21, 2016 by dasha*

**Math**

which of the following sets of data would be represented best in a histogram? A. the number of toys sold in five price ranges. B. The average monthly sales for the Big Toy company. C. The number of each type of candy sold last month D. the temperature at which hard candy melts
*Thursday, January 21, 2016 by dasha*

**math**

Let f(x) = 2x/(x^2+9). Find the domain of f. Write your answer using interval notation.
*Thursday, January 21, 2016 by Carolyn*

**Math**

Suppose f(x)=x^(3)−3 What is the average rate of change of f(x) with respect to x as x changes from 1 to 1+h? The AROC is?
*Thursday, January 21, 2016 by brittany*

**math**

1. A distance of 1 kilometre is represented on a map by a line 5cm in length. The scale is 1cm to ? m. 2. Value Added Tax at a rate of 20% is added to the price of a washing machine which costs €250 before tax. What will be its price after VAT has been added? 3. How much ...
*Thursday, January 21, 2016 by liam*

**math**

Simplify the following by factorising and dividing 6x^2-11x-10/2x-5
*Thursday, January 21, 2016 by rainier*

**math**

X^2-x-6/2x-6
*Thursday, January 21, 2016 by nina*

**Math**

Let f(x)=7x2. Find a value A such that the average rate of change of f(x) from 1 to A equals 84. A=
*Thursday, January 21, 2016 by Jim*

**Math**

Let f(t)=t^(2)+5t+2. Find a value of t such that the average rate of change of f(t) from 0 to t equals 11. t=
*Thursday, January 21, 2016 by Ken*

**Math**

Turner measures 3/4 foot of ribbon for a costume.He needs 9 pieces of ribbon with that same length. Fill in the blanks to complete an equation that turner can use to find the total length of ribbon that he needs, in feet
*Thursday, January 21, 2016 by Anonymous*

**Math**

Suppose f(x)=x^(2)+6x+1 What is the average rate of change of f(x) with respect to x as x changes from −1 to 1? The AROC is:_____?
*Thursday, January 21, 2016 by John*

**Math**

Martin has 7 3/4 pounds of soil he wants to distribute evenly over 4 garden plots. How much soil will be in each plot?
*Thursday, January 21, 2016 by Kyrah*

**Math**

Determine the composite function of F(x)= sin x and g(x)=x
*Thursday, January 21, 2016 by Matt*

**math**

For the Rule of 78, for a 12 month period, the last term in the sequence is 12 and the series sums to 78. For an 18 month period, the last term is and the series sum is . For a 24 month period, the last term is and the series sum is . For a 30 month period, the last term is ...
*Thursday, January 21, 2016 by gregory*

**math**

In how many ways can 6 students be seated in a row of 6 seats if 2 of the students insists o sitting beside each other?
*Thursday, January 21, 2016 by jouana*

**Math**

Determine the composite function of F(x)=2^x and g(x)=3-x
*Thursday, January 21, 2016 by Matt*

**math**

From a square piece of cartolina with a side of 60cm, liza cut the biggest cross. What is the area of the cross?
*Thursday, January 21, 2016 by mariel*

**math**

A horse is tied with a rope of length 7meter at one corner of a square field having a side of 10 meter . the area of the field out of reach for the horse is ?
*Thursday, January 21, 2016 by rajendra kewat*

**math**

water has a chemical formula h2O which means each molecule of water contains two atoms of hydrogen one atom of oxygen if oxygen atom has a mass 16 times as much as the hydrogen one .what are the propotions of oxygen and hydrogen in 2kkg of water
*Thursday, January 21, 2016 by Anonymous*

**math**

Henry has a box that has 24 cm length, 27 cm width, and 10 cm height. He wants to cover the box with paper without any overlap. A) How many square centimeters will be covered with paper? B) Suppose the length and width of the box double. Does the surface area S double? Explain...
*Thursday, January 21, 2016 by Tim*

**math**

An oatmeal box is shaped like a cylinder with 2 inch radius and 9 inch height. Use a net to find the surface area S of the oatmeal box to the nearest tenth. Then find the number of square feet of cardboard needed for 1,500 oatmeal boxes. Round your answer to the nearest whole ...
*Thursday, January 21, 2016 by Tim*

**math**

Enya is building a storage cupboard in the shape of a rectangular prism. The rectangular prism has a square base with side lengths of 2.5 feet and height of 3.5 feet. Compare the amount of paint she would use to paint all but the bottom surface of the prism to the amount she ...
*Thursday, January 21, 2016 by Tim*

**math**

Plz solve this problem.. A wire of 100 cm is cut into two parts and each part is bent to form square.if the sum of the areas of two squares is 425 cm square.find the length of side of two square.
*Thursday, January 21, 2016 by Ali*

**MATH**

Devon travels 40 km to Edmonton by car, and then returns by bus. The average speed of the car is 20 km/h greater than the average speed of the bus. If Devon's total travel time is 54 min, what is the average speed of the bus? Please help!! Math Final tomorrow!!
*Thursday, January 21, 2016 by Chingnong*

**Math**

Devon travels 40 km to Edmonton by car, and then returns by bus. The average speed of the car is 20 km/h greater than the average speed of the bus. If Devon's total travel time is 54 min, what is the average speed of the bus?
*Wednesday, January 20, 2016 by Chingnong*

**Math **

What does it mean to get a 150% salary raise?
*Wednesday, January 20, 2016 by Lina*

**math / algebra**

n the lab, Bob has two solutions that contain alcohol and is mixing them with each other. He uses 400 milliliters less of Solution A than Solution B. Solution A is 20% alcohol and Solution B is 13% alcohol. How many milliliters of Solution B does he use, if the resulting ...
*Wednesday, January 20, 2016 by Nevada*

**Math help!!!**

Hi, can someone please tell me how I would change 4/20 into a percent? Thank you :)
*Wednesday, January 20, 2016 by Raven*

**math**

three towns A,B,C are situated such that AB is equal to 60km and AC is 100km.The bearing of C from A is 290degree and the bearing of B from A is 060 degree calculate a)the distance BC b)the bearing of B from C
*Wednesday, January 20, 2016 by fredrick*

**math**

write a translation rule that maps point D (7, -3) onto point D'(2,5)
*Wednesday, January 20, 2016 by anon*

**math**

the area of a squar floor on a scale drawing is 100 square centimeters ,and the scale of the drawing is 1cm:2ft.what is the are of the actual floor?what is the ratio of the area in drawing to the actual area?
*Wednesday, January 20, 2016 by tera*

**math**

I have 54 in the denominator..i am equivalent to 7/9..what fraction am i
*Wednesday, January 20, 2016 by getonya*

**Math**

How do you figure out x? -0.00996 - 0.4012x - 3.9712x^2 + 1.08x^3 = 0
*Wednesday, January 20, 2016 by Anonymous*

**Technical Math (College)**

Question: The formula s=4.90t^2 gives the distance s in meters that a body falls in a given time t. Find the distance a ball drops in 4.2 seconds. Use the rules for multiplication of measurements in evaluating the answer. ------------------------------------ I understand how ...
*Wednesday, January 20, 2016 by Shelly*

**Math**

All of the water from a full cylindrical tank is drained into a rectangular aquarium. The cylinder has a height of 50cm and a diameter of 30cm. How deep is the water in the aquarium, if it has a rectangular base measuring 40cm by 20cm.
*Wednesday, January 20, 2016 by Anonymous*

**Math**

During your first week of training for a marathon, you run a total of 10 miles. You increase the distance you run by twenty percent. How many miles do you run during your twelfth week of training?
*Wednesday, January 20, 2016 by Shannon*

**math**

my thousands digit is 2 times my hundreds digit. the sum of my tens digi t and my ones digit is 2 less than my thousands digit. my hundreds digit is 1 less than my tens digit
*Wednesday, January 20, 2016 by sebastian*

**Math**

Thomas needs to cut a piece of wood for a model airplane he is builing. He has four peices of wood: 5 ft, 4 ft, 6 ft, 3 ft long. If the length of wood he needs to cut √11 ft long, which peice of wood should be cut to have the least amount of unused wood.
*Wednesday, January 20, 2016 by anon*

**math**

A pancake recipe calls for 2.5 cups of pancake mix to make 10 servings. Carmen uses 3 cups of mix to make 14 servings. Does Carmen have the correct ratio for the recipe? Explain
*Wednesday, January 20, 2016 by monkey*

**math**

Which correctly renames 2/3 and 1/2 using a common denominator??
*Wednesday, January 20, 2016 by Luis *

**Fourth grade math**

(1) Courtney has 36 photos to arrange on a gallery walk. Part A How many arrays can Courtney make with the 36 photos? List all the possible arrays. Part B How many factors are there for 36? Write them. What do you notice about the number of factors of 36 and the number arrays ...
*Wednesday, January 20, 2016 by E*

**Math**

The length of a rectangle is 8 cm longer than its width , if the perimeter is 84 cm , what is its area
*Wednesday, January 20, 2016 by Julie*

**Math**

David uses 1/2 cup of apple juice for 1/4 cup of cranberry juice to make a fruit drink. What is the number of cups of apple juice David uses for 1 cup of cranberry juice.
*Wednesday, January 20, 2016 by Hector lopez*

**math**

.25 lb burger costs $2.95 .50 lb burger costs $3.90 how much does a pound of beef cost?
*Wednesday, January 20, 2016 by sam*

**Math**

The length of a rectangle is 8 cm longer than its width , if the perimeter is 84 cm , what is its width
*Wednesday, January 20, 2016 by Julie*

**Math**

A circle is divided into 8 equal parts. What is the total angle measure of 4 parts?
*Wednesday, January 20, 2016 by Sara*

**Math**

If h is hours and n is the number of radios remaining, complete the equation: n= ____ x h = ____
*Wednesday, January 20, 2016 by Dee*

**math**

carrie has 1/5 bags of cashew nuts that she wants to divide into 25 snack bags. what fraction o the nuts will be in each bag? 1/5divided 25 1/5x1/25=1/125 this correct or wrong
*Wednesday, January 20, 2016 by siri*

**math**

carrie has 1/5 bags of cashew nuts that she wants to divide into 25 snack bags. what fraction of the nuts will be in each bag?
*Wednesday, January 20, 2016 by siri*

**Business Math**

Raimo borrowed $760 from Chris on October 10 and agreed to repay the debt with simple interest at the rate of 4.4% on May 11. How much interest was owed on May 11? Assume that February has 28 days. (Round your answer to the nearest cent.)
*Wednesday, January 20, 2016 by Anonymous*

**math **

find the cumulative function, mean and variance of the following continuous pdf of a random variable X. f(x)=x/2 for 0<x<1 f(x)= 1/2 for 1<x<=2 f(x)=(3-x)/2 for 2<x<3 f(x)=0 otherwise
*Wednesday, January 20, 2016 by Zelalem Getnet*

**Math**

What is the volume of a 2 ft wide 2 ft long and 4ft high box?
*Wednesday, January 20, 2016 by Linda*

**math**

what is the volume of a 2 ft wide 2 ft long and 4ft high
*Wednesday, January 20, 2016 by Nina*

**MAth**

A cylinder has a volume of 300 Pi cubic meters What is its Height
*Wednesday, January 20, 2016 by Anonymous*

**Math**

Brody deposited $500 into an account that earns 4.2% interest compounded annually. He makes no additional deposits and no withdrawals. Approximately how much interest will the account have earned after 7 years? A $167 B $420 C $542 D $665 I think the answer is D. But can ...
*Wednesday, January 20, 2016 by Lily*

**Math**

Hello, can anyone help me with this one question? What are the two solutions of x^2 – 2x – 4 = –3x + 9? A. the y-coordinates of the y-intercepts of the graphs of y = x^2 – 2x – 4 and y = –3x + 9 B. the x-coordinates of the x-intercepts of the ...
*Wednesday, January 20, 2016 by Brady*

**Math - Are they right?**

350 is 70% of what number? A) 500 *** B) 420 C) 245 D) 280 What percent of 64 is 24? A) 267% B) 62.5% C) 40% D) 37.5% *** What percent of $6.50 is $2.60? A) 25% B) 40% *** C) 90% D) 250% 20% of 140 is what number? A) 280 B) 120 C) 28 *** D) 12
*Wednesday, January 20, 2016 by Grayson*

**Math**

A strand of lights has 50 light bulbs. Eight bulbs are burned out. Write the ratio of total number to the bulbs that are burned out.show this ratio all 3 ways, in simpliest form.
*Wednesday, January 20, 2016 by Amy*

**Math **

Factor the following problems X^2+X-42=0 2x^2+7x+3=0
*Wednesday, January 20, 2016 by Anonymous*

**Math**

A company prints 22,860 tickets for a stadium. The tickets are placed into groups if 125. How many groups if tickets are made?
*Wednesday, January 20, 2016 by Amy*

**Math **

Mary bought a roll of ribbon. After using 5/8 of the ribbon to decorate some packages she had 15ft left how many feet of ribbon did she buy
*Wednesday, January 20, 2016 by Katie*

**Math **

Two numbers whose are in the ratio 4:3. Their sum is 70. Find the numbers.
*Wednesday, January 20, 2016 by Ashley *

**Math**

Brody deposited $500 into an account that earns 4.2% interest compounded annually. He makes no additional deposits and no withdrawals. Approximately how much interest will the account have earned after 7 years? A $167 B $420 C $542 D $665 My possible answers are A or D. I'...
*Wednesday, January 20, 2016 by Suzy*

**Math**

AB is parallel to CD and diagonal BD is 25cm ,side BA is 7cm and CD is 17cm
*Wednesday, January 20, 2016 by Apra*

**Math**

Solve the following system of equations using substitution. What is the value of Y? 2x+3y=105 x+2y=65 A. 15 B. 25 C. 40 D. 65
*Wednesday, January 20, 2016 by Cami*

**math**

In 2006 an agency spent $200.00 to buy pencils at a cost of $1.00 a dozen. If the agency used 3/4 of these pencils in 2006 and used the same number of pencils in 2007, how many MORE pencils did it have to buy to have enough pencils all of 2007?
*Wednesday, January 20, 2016 by Anonymous*

**math**

Find the domain of the given function f. (Enter your answer using interval notation.) f(x) = 1/(x2 − 8x + 16)
*Wednesday, January 20, 2016 by Sarah*