Saturday

November 28, 2015
**math**

On Saturday, the fruit and juice bar was selling 30 glasses of fruit punch an hour. By 7 p.m., they had sold 270 glasses. If their goal was to sell at least 360 glasses of fruit punch, which inequality can be used to find h, the number of hours they must stay open to make ...
*Wednesday, October 7, 2015 by Anonymous*

**6th Grade Math**

Caleb sold boxes of candy. Some sold for $2, and some sold for $3. He sold a total of 35 boxes and received $92. How many boxes did he sell for $2?
*Wednesday, October 7, 2015 by Karen *

**math**

There is proportional relationship between your distance from a thunderstorm and the time from when you see lightning and hear thunder. If there are 9 seconds between lightning and thunder, the storm is about 3 kilometers away. If you double the amount of time between ...
*Wednesday, October 7, 2015 by kimie*

**Math**

what is the rule for this pattern 12 15 18 21 A.start with 12 and subtract 3 repeatedly B.start with 12 and add 3 repeatedly C.start with 12 and add 4 repeatedly D.start with 12 and subtract 4 repeatedly what is the rule for this pattern 17 20 19 22 21 A.start with 17 then add...
*Wednesday, October 7, 2015 by Mahoganie*

**math**

mr teh is thrice as old as his daughter. The difference between their ages is 36 years old. How old is mr teh's daughter?
*Wednesday, October 7, 2015 by Ann*

**Math**

You are having a discussion about sequences with your classmate. She insists that the sequence 2,3,5,8,12 must be either arithmetic or geometric. Is she correct or incorrect? Explain.
*Wednesday, October 7, 2015 by Taryn Hughey*

**math**

Find 1/8 of 12. Express your answer in simplest form.
*Wednesday, October 7, 2015 by dom*

**Math**

You are making cookies. One recipe calls for 4 cups of chocolate morsels for 3 batches. A second recipe calls for 5 cups of chocolate morsels for 4 batches of cookies. Which cookies will contain more chocolate morsels?
*Wednesday, October 7, 2015 by Kaye Tyler*

**math**

The energy-separation curve for two atoms, a distance, r, apart is: U(r)=−A/r^m+B/r^n first I have: ((A*m)/(B*n))^(1/(m-n)) Derive and expression for the stiffness of the bond at the equilibrium spacing, in terms of A, B, m, n, and r0. S=dF/dr at r=r0:
*Wednesday, October 7, 2015 by qwert*

**math**

Kevin has flower pots that hold 1 or 3 bulbs. He has 18 bulbs. How many ways can he plant the bulbs?
*Wednesday, October 7, 2015 by Kayeirrah Martin *

**math **

Jeff has to pay his car insurance annually. If his total bill is $744, how much money should he set aside each month for car insurance? Round to the nearest dollar.
*Wednesday, October 7, 2015 by Anonymous*

**math**

I am a 3-digit number. My first digit is thrice my last digit. The sum of my last two digit is one less than my last digit.
*Wednesday, October 7, 2015 by bea*

**MATH HELP PLEASE**

Find the restricted values of x for the following rational expression. x^2 + x + 6/8x^2 − 8x
*Wednesday, October 7, 2015 by David*

**Math**

I have this project: The length of a football field is 100 yards. When you compare geologic time (4.6 billion years) to the length of a football field, you will find that each yard on the field will equal 46 million years, and each 10-yard section will equal 460 million years...
*Wednesday, October 7, 2015 by Lol444*

**Math**

Find the restricted values of x for the following rational expression. x^2 + x + 6/8x^2 − 8x
*Tuesday, October 6, 2015 by David*

**math**

Dick has 10 puppies.sally has three times as many gold fish as dick.how many goldfish does sally have.
*Tuesday, October 6, 2015 by anymonys *

**math**

A home owner goes to the hardware store to purchase the letters that make up a number for a sign he is making, (e.g., F-O-U-R, N-I-N-E, etc.). When he arrives, other customers are doing the same thing. The first customer buys the letters to display ONE, and pays $40. The next ...
*Tuesday, October 6, 2015 by anthony*

**math**

writing expressions mandy collected from 28 subscribers on Monday and from a subscriber on Tuesday
*Tuesday, October 6, 2015 by samantha*

**math**

yikes McTugg bought 1/2 pound of potato salad. He ate 2/3 of it for lunch. How much potato salad was left for an afternoon snack?
*Tuesday, October 6, 2015 by Daniela*

**Math**

Vinnie decorated 72 cookies in 36 minutes how many cookies did he decorate per minutes
*Tuesday, October 6, 2015 by Arianna*

**Math**

-9(-5x+2)= -4(3x+2) I keep getting x=.30 but I know it's wrong!
*Tuesday, October 6, 2015 by Eva*

**Math**

- square root of 63 is closest to which integer? I'm thinking it would be -8 but that would be -64 is it okay if it surpasses 63 by one?
*Tuesday, October 6, 2015 by Emma*

**Math**

If the bakery started with an extra $250 from the profits in December, describe how to use the information in the table to figure out the profit or loss of money at the bakery by the end of August. Then calculate the profit or loss.
*Tuesday, October 6, 2015 by Makenzey*

**Math**

Jamal and dorothy wete hiking and had a choice between two trails. One was 5 1/3 miles long, and the other was 1 3/4 times as long. How long was the longer trail?
*Tuesday, October 6, 2015 by Colton*

**Math**

Q. The coach of a baseball team separates the players into groups for the drills. Each group has the same number of players. Is the total number of players prime or composite, explain. - A. They really don't say the number in the book, but i would have to say composite, ...
*Tuesday, October 6, 2015 by Lilly*

**math**

Tamara has 4 times as many pages to read for her book report as maria. Tamara has 20 pages left to read. how many pages does maria have left to read?
*Tuesday, October 6, 2015 by ian*

**math 4th grade**

Anna has 32 red beads, 16 blue beads, and 8 green beads. She wants to put an equal number of each kind of bead on necklaces she is making. How many of each kind of beads can Anna put on each necklace? Can anyone explain this clearly.
*Tuesday, October 6, 2015 by kk*

**Math**

Draw two number lines that show 0.20 and 1/5 are equivalent
*Tuesday, October 6, 2015 by Anna*

**Math**

Find the height of the tower to the nearest tenth of a meter. the dimensions are 58 degrees and 36m. [its a right angle triangle]
*Tuesday, October 6, 2015 by Fiona *

**math**

The kids can choose 3 sides at the cafeteria, including a. fries, b.carrots, c. macaroni, d. broccoli, e. beans. how many choices they have? and what are the probability that a child is going to pick macaroni, carrots and beans (together)? I was thinking on the first place the...
*Tuesday, October 6, 2015 by edina*

**Math**

What is 0.000000132 in Scientific notation.
*Tuesday, October 6, 2015 by Lexi*

**Math**

Replace m with a whole number to make each statement true. m*10+m*13=138. What does the m represent?
*Tuesday, October 6, 2015 by Jayde *

**Math**

Estimate. Then find the sum 540,943 + 382093
*Tuesday, October 6, 2015 by Allen *

**Math**

How would you solve for x given the equation: (x/58.45) + ((0.86 - x)/74.55) = 0.01349
*Tuesday, October 6, 2015 by Troy*

**math**

1. The formula v= (square root) 64h can be used to find the velocity, v, in feet. Round to the nearest tenth. a. 6.9ft/s b. 69.2ft/s c. 69.4ft/s** d. 69.3ft/s 2. How does finding the square root of a number compare to finding the cube root of a number? Explain plz
*Tuesday, October 6, 2015 by kayla ( plz help)*

**Math**

A particle starts at the origin and moves along the curve 4y = x^2 to the point (4, 4). If the y-component of its acceleration is always equals 2 and the y-component of its velocity is initially zero, find the x-component of its acceleration.
*Tuesday, October 6, 2015 by cat*

**help whit math**

I need a website to study off of I have a times and fractions test help. I really need help if I don't turn it in I get an f help.
*Tuesday, October 6, 2015 by Jaylen *

**Math**

Find the lateral area of a tetrahedron. Slant height is 13in 12in for height.
*Tuesday, October 6, 2015 by Ashley*

**math**

describe a real world relationship between the area of a rectangle and its width, as the width varies and the length stays the same. Sketch a graph to show this relationship.
*Tuesday, October 6, 2015 by Robert*

**Math**

It costs $17 per square foot to buy and install a certain kind of tile on a floor. Find the cost of buying and installing that tile in a large rectangular room that measures 8.5 yards by 15 yards.
*Tuesday, October 6, 2015 by Lateashea *

**math**

If you know the rate of a water leak in gallons per hour, how can you find the number of hours it takes for 1 gallon to leak out? Justify your answer. THANK YOU!
*Tuesday, October 6, 2015 by kimie*

**Maths**

2t+8 is equal to or more than -4(t+1) Can someone walk me through this please? Math really is my worst subject....
*Tuesday, October 6, 2015 by Vae*

**math**

1. Estimate the value of the square root of 45 o the nearest integer. a. -7 b. 6 c. 7** d. -6 2. An estimate for the square root of -66 is ? a. -6 b. -7 c. -8** d. -9 3. An estimate for the square root of 3 is? A. 1 B. 1.2 C. 1.7** D. 2
*Tuesday, October 6, 2015 by kayla plz help*

**math- 165 calculas**

An open box is to be made from a eighteen-inch by eighteen-inch square piece of material by cutting equal squares from the corners and turning up the sides (see figure). Find the volume of the largest box that can be made. figure ( a box and one side is 18-2x) v= ? in^3
*Tuesday, October 6, 2015 by akash*

**Math (Algebra) **

Gretchen and Ezia received equal scores on a test made up of multiple choice questions and an essay. Gretchen got 18 multiple choice questions correct and received 19 points for her essay. Ezia got 15 multiple choice questions correct and received 31 points for her essay. How ...
*Tuesday, October 6, 2015 by Anonymous*

**math- 165 calculas**

Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = 5x^2 + 1/ 7x^3 − 2x^2 + 5
*Tuesday, October 6, 2015 by akash*

**math- 165 calculas**

Find the horizontal asymptote of the graph of the function. (If an answer does not exist, enter DNE.) f(x) = x^3 − 3x^2 + 5x + 1/ x^2 − 5x + 3
*Tuesday, October 6, 2015 by akash*

**math intercepts**

a submarine is 800 meters below the surface of the ocean and is ascending at a rate of 40 meters every minute. mathematical reasoning can be used to determine when the submarine would reach the surface which graph below most accurately communicates this reasoning?
*Tuesday, October 6, 2015 by billee*

**math**

a rectangular field is 750 m long and 450 m broad has two roads in middle of it,which are 5 m wide, running at right angles to each other. one is along the breadth and the other along the length .find the area
*Tuesday, October 6, 2015 by evin*

**MATH**

If the circumference of the circle in terms of π is: 4x + 8 _______ π cm then find its radius. 5x + 1 Thank You:))
*Tuesday, October 6, 2015 by Camz*

**MATH**

find the perimeter of a triangle whose sides are: p-24/p^2-3p-18, -3/p+3 and p/p-6 its in fraction form^ Thank You :))
*Tuesday, October 6, 2015 by Camz*

**MATH**

The side of the square is: x + 5 ______ x - 5 Find its area. Thank You :))
*Tuesday, October 6, 2015 by Camz*

**math**

Four years ago manny is 14 years old. If he is teice older than sam, how old is sam?
*Tuesday, October 6, 2015 by Anonymous*

**math**

An online retailer sells two packages of protein bars. Package A: 10-pack of 2.1 ounce bars Cost A: $15.37 Package B: 12-pack of 1.4 ounce bars Cost B: $15.35 1)Which package has the better per bar? 2)Which package has the better price per ounce? 3)Which package do you think ...
*Tuesday, October 6, 2015 by kimie*

**math**

Here is the information for two pay-as-you-go cell phone companies, On Call- 3.5 hours: $10 Talk Time- 1/2 hour: $1.25 1)What is the unit rate in dollars per hour for each company? 2)Which company offers the best deal? Explain your answer. 3)Another company offers a rate of $0...
*Tuesday, October 6, 2015 by Tim*

**Math**

I need 30 desks in a classroom I have 4 rows with 5 chairs in each how many more do I need
*Tuesday, October 6, 2015 by Eduardo*

**Calculus/Math**

lim ((1-2x)/(√1+x^2)-1) x→∞ Find the value.
*Tuesday, October 6, 2015 by Marc*

**MATH**

Please help, solution set for 7(4z-3)>59 please.?
*Tuesday, October 6, 2015 by Joyce*

**Math**

One day, a deli sold a total of 39 hamburgers and hot dogs. The revenue from these sales was $137.35. The hamburgers were $3.87 each and the hot dogs cost $2.90 each. a) Write a mathematical expression for the number of burgers, x, and the number of hot dogs, y, sold that day...
*Monday, October 5, 2015 by Dustin*

**Math**

A truck can be rented from Basic Rental for $45.00 a day plus $0.25 per mile. Continental charges $25.50 per day plus $0.40 per mile to rent the same truck. a) Write an expression to calculate the cost of renting and driving a truck from Basic Rental. Let x be the number of ...
*Monday, October 5, 2015 by Dustin*

**Math**

The equation of the line that goes through the points (0,−5) and (−9,−1) can be written in general form Ax+By+C=0 where a=?,b=? and c=?
*Monday, October 5, 2015 by Laly*

**Math **

The equation, in general form, of the line that passes through the point (−5,6) and is parallel to the line 3x−3y+2=0 is Ax+By+C=0, where A=?, B=? and C=11.
*Monday, October 5, 2015 by Laly*

**Math **

Zabato is thinking of a number. Three times the sum of the number and ten is the same as eight times the number. What is Zabatos number? Help! so confused thank you!
*Monday, October 5, 2015 by Emily*

**math**

name all of the factor and factor strings of 840
*Monday, October 5, 2015 by samantha*

**math**

geologists estimate that earths temperature rises about 10 degrees celsius for every kilometer k below earths surface. suppose it is 50 degrees celsius on the surface of the earth. What is the formula for the temperature t in degrees celsius at a dept of k km?
*Monday, October 5, 2015 by Julia*

**Math**

25 tens=_ hundreds 5 tens
*Monday, October 5, 2015 by Dennis*

**math 5th**

help I need help studying for a testing>
*Monday, October 5, 2015 by Mia*

**math**

Find the distance btw two cities. Assume that the Earth is is a sphere of the radius 4000 miles and that the cities are the on the same longitude(one city is due north of the other).
*Monday, October 5, 2015 by salma*

**math**

a small plane heads west at 320 kph. there is a north wind blowing at 24 kph. what is the velocity (2 parts!) of the plane with respect to the ground? would the answer be 320.9 kph? but there are two parts to the answer. what is the other part?
*Monday, October 5, 2015 by clarice*

**Math**

in a class, 3/5 of the girls and 1/6 of the boys wear spectacles. If 3/4 of those who are wearing spectacles are girls, what fraction of the pupils does not wear spectacles?
*Monday, October 5, 2015 by Luke*

**math**

A regular hexagon with sides of 3" is inscribed in a circle. Find the area of a segment formed by a side of the hexagon and the circle
*Monday, October 5, 2015 by gayathri*

**Math**

Q. A teacher divides 36 students into equal groups for a scavenger hunt. Each group should have at least 4 students, but no more than 8. What are the group's possible sizes?
*Monday, October 5, 2015 by Yanilda*

**Math**

What is the probability of pulling the 2 of clubs from a standard deck of playing cards (52 cards)? .25?? What is the probability of NOT rolling a 5 on a six-sided die? 3/6? or 5/6? What is the probability of pulling a diamond from a standard deck of playing cards (52 cards...
*Monday, October 5, 2015 by Gigi*

**math**

I'm having trouble just starting this problem You receive a $500 gift and decide to use it to start saving for a car. You add $50 dollars a week from your part time job. Write the recursive definition for an arithmetic sequence that models this situation. Then, find the ...
*Monday, October 5, 2015 by MathlessinCarolina*

**Math (Trig)**

A triangle ABC has a trisected angle A. The angle trisectors divide side a (opposite angle A) into three segments which are BD, DE, and DC. The lengths are 2, 3, and 6, respectively. What are the lengths of the other sides?
*Monday, October 5, 2015 by Z*

**math**

What is the probability of rolling an odd number on a six-sided die? .5??
*Monday, October 5, 2015 by Gigi*

**Math**

Find the unknown digit to make each statement true 2.48>2.4__1>2.463
*Monday, October 5, 2015 by Enjoli*

**Math**

What is 3.56 x 10^-5 in standard form? I need help, please explain so I know how to do this from now on. Thank you so much.
*Monday, October 5, 2015 by Please explain to me*

**math **

What help you. To find the product of 3-digit number and a 1-digit number you can multiply the ones multiply the tens multiply the hundreds and find the sum of each what
*Monday, October 5, 2015 by samya*

**Math**

If 10 classes in 10 schools receive 10 calculators each, which expression (10+10+10 or 10x3 or 1000 ) represent the amount of calculators the school discrit will buy.
*Monday, October 5, 2015 by A*

**Math 3rd grade**

The roadrunner bird can run 14 times miles per hour. That's 7 times faster than an ostrich can walk. How fast does an ostrich walk? 7 X ?= 14 I would write the equation like this. Not sure my 8 year old would be able to do this. She knows that 7x 2 or 7+7+14, but they want...
*Monday, October 5, 2015 by Lisa M.*

**Math**

-1.4b + 10= -18
*Monday, October 5, 2015 by Luke*

**Math**

A coin is flipped 7 times, what is the probability that the next flip will be tails How do I do this? a- 1/1 b- 1/7 c- 1/8 d- 1/2
*Monday, October 5, 2015 by Gigi*

**math algebra**

How many liters of a blue dye that cost 1.80 per liter must be mixed with 20 l of anil which costs 2.60 per liter to make a mixture that cost 2.12 per liter
*Monday, October 5, 2015 by totsy*

**math **

I know all my answers in my quiz but this one please help Order the rational numbers from least to greatest :0.42, -1/2, 11/20, -0.51 thanks again I'm not good with decimals :P
*Monday, October 5, 2015 by Deez Got Hee*

**Math in Science**

Estimate the thickness of plant matter that produced a bed of coal 0.6 m thick. About how much coal would have been produced from a layer of plant matter 0.50 m thick.
*Monday, October 5, 2015 by Zoe*

**math**

both jamie and her brother david were born on the same day but david was born three years before jamie how can you represent the relationship between james and david's ages in a table,graph, and equation
*Monday, October 5, 2015 by sophie*

**Math**

I NEED HELP WITH MATH yo 😒😒😒😒
*Monday, October 5, 2015 by Kayla*

**Math**

Write a situation for 15x -20 with a sign no greater than 130 and solve
*Monday, October 5, 2015 by Stephie*

**8th grade math**

Karen ran a 400 meter race in 60.4 seconds and Kim ran 0.3 kilometers in 65.8 seconds. Who ran faster and why
*Monday, October 5, 2015 by Anonymous*

**math **

Could someone help me solve this Absolute Equation? Please? I really can’t figure it out and I would really appreciate any help... Question~~ Evaluate the given expressions when a = 3, b = -3, c = 4, and d = -1 (a/c)|c| + b – d My answer~ (a/c)|c|+b-d (3/4)|4|+(-3...
*Monday, October 5, 2015 by Abby *

**math**

Solve the inequality W > Y plus H all divided by P for H. W divided by P – Y > H W times P divided by Y > H WP – Y > H W + P – Y > H
*Monday, October 5, 2015 by Please help, urgent*

**math**

if Lala eats 12 ounces of peanuts in 4 days how many pounds does she eat per day?
*Monday, October 5, 2015 by dude*

**math**

A length of ribbon is 3 1/2 yd long. How many pieces 1 5/9 yd long can Joy cut from the ribbon? 1 2 3 4 Which number is equivalent to 0.45? 1/45 5/11 4/5 1/4 What is 3.56 x 10 *5 in standard notation? 356,000 3,560,000 0.00356 0.0000356 Ms. Johnson's class is having a ...
*Monday, October 5, 2015 by Lola*

**Math help please?! :)**

What is the solution to (4 x 10^3) x (6 x 10^6), written in scientific notation? 24 x 10^9 2.4 x 10^9 24 x 10^18 2.4 x 10^10 Ted Andrews bought 15 shares of Clark Company stock at $14.875. He sold them a month later $20.375. What was his profit? $6.50 $49.50 $80.50 $82.50 ...
*Monday, October 5, 2015 by Mariana*

**Math**

what is the difference between |-3| and -3.
*Monday, October 5, 2015 by Selena*

**Math; PLEASE CHECK MY ANSWERS**

1.Which of the following is greater than 4.3x10^9 A)2.1x10^9 B)3.2x10^9 C)5.3x10^9 D)7.4x10^8*** 2.Which of the following are less than 6.5x10^-5? A)1.4x10^-3 B)2.5x10^-4 C)7.8x10^-5 D)4.6x10^-6*** 3.Which number is greater than 5.5x10^-7 A)1.8x10^-12 B)6.7x10^8*** C)5.2x10^3 ...
*Monday, October 5, 2015 by Anonymous*

**math, mechanics**

The energy-separation curve for two atoms, a distance, r, apart is: U(r)=−A/r^m+B/r^n Derive and expression for the stiffness of the bond at the equilibrium spacing, in terms of A, B, m, n, and r0. S=dF/dr at r=r0: This is wrong answer for S: Am/r^(m+1) - Bn/r^(n+1)
*Monday, October 5, 2015 by qw*

**math**

a sum of money is shared between to persons at the ratio 2:5 one person received $60 how much was shared
*Monday, October 5, 2015 by jason*

**Math**

How do I simplify this expression : -12 / 3 * (-8 + (-4)^2 - 6 ) + 2 the answer is -6.
*Monday, October 5, 2015 by Tay*