Monday

November 30, 2015
**Math Help!!**

Order the numbers from least to greatest. 3/8, 19/24, 2/3 Thanks.. :) In need of help to understand how to order.
*Thursday, November 19, 2015 by Mani*

**math**

A vendor bought 10 dozen eggs at the rate of Rs 22 per dozen. Six of the eggs were rotten. He sold the remaining eggs at the rate of Rs 2.50 per egg. Find his profit or loss. Ans-65 profit Pls help me
*Thursday, November 19, 2015 by adam*

**math**

Michelle has half of her investments in stock paying a 6% dividend and the other half in a stock paying 10% interest. If her total annual interest is $680, how much does she have invested?
*Thursday, November 19, 2015 by ivan*

**math**

If matrix A has x rows and x + 5 columns, matrix B has y rows and 11 – y columns and both AB and BA are defined for product then x and y are:
*Thursday, November 19, 2015 by Ahmad Faraz*

**math**

Mr. X invested a part of his investment in 10% bond A and a part in 15% bond B. His interest income during the first year is Rs.4,000. If he invests 20% more in10% bond A and 10 % more in 15% bond B, his income during the second year increases by Rs.500. His initial investment...
*Thursday, November 19, 2015 by moon*

**math**

review exercise 10 question 2
*Thursday, November 19, 2015 by khadija*

**Math/ algebra please help **

Y - 5=1 over 3 A. -2 B. 8 C. 18 D.6 6x + 29 = 5 A. -4 B. -18 C. 204 D. -144 Combine like terms -21a + 16a A. -5a B. 5a C.37a D. -37a Simplify the expression 9a - b -2a - 10b A.-7a + 11b B. 11a+ 9b C. -11a+ 9b D.7a+11b 5(x+10)+x A. 6x+15 B.5x+15 C.6x+50 D.4x-50 Solve the ...
*Thursday, November 19, 2015 by Bandgeek15*

**Math**

Bird flies 80m east, then 60m south, then straight up In to sky for 30m. A)at this point how far is bird from his nest?
*Thursday, November 19, 2015 by Sam*

**math miss.sue can u plz check me answers plz**

which of the following appears to be an irrational number? A. 3.7272727272... B. the root of 64 C. -6/25 D. 0.73303330...
*Thursday, November 19, 2015 by emma*

**Math**

In my textbook, I was given these directions to follow when doing these problems: **Multiply. Express each result in Scientific Notation** 1. (4 x 10^9)(6 x 10^6) My work: (400,000,000)(600,000)= 240,000,000,000,000 My answer: 2.4 x 10^14 Am I right? 2. (5 x 10^7)(3.6 x 10^3) ...
*Thursday, November 19, 2015 by PrimroseEverdeen*

**Math**

A bodybuilder loads a bar with 550 Newtons (~125 pounds) of weight and pushes the bar over her head 10 times. Each time she lifts the weight 0.5 meters. How much work did she do?
*Thursday, November 19, 2015 by Jake*

**math**

A cubical water tank has each edge 5m long. Find the volume of water in the tank if 1/5th of the tank is empty. Pls help... Urgent***
*Thursday, November 19, 2015 by adam*

**Math PLEASE HELP NOW**

simplify the expressions... 1. (x^3)^5 2. (y^4)^5 3. 4^8/4^2(this is a fraction) 4. b^2/b^4(this is a fraction) 5. 28xy^7/32xy^12(this is a fraction) Please show me step by step because I am not really understanding these types of problems...
*Thursday, November 19, 2015 by PrimroseEverdeen*

**A.AA.SK.v. math**

2.7.12....10term
*Thursday, November 19, 2015 by shivani*

**math class 10 **

B
*Thursday, November 19, 2015 by shivani*

**Math**

At Cross Country, Tina can run 12 miles in 3 hours. How far can she run in 1 hour?
*Thursday, November 19, 2015 by DaCobi*

**math**

Their are 12 crayons - 1 =9
*Thursday, November 19, 2015 by michelle*

**math**

a cube of side 4 cm is cut into i cmcubes. the ratio of the surface areas of the original cubes and cut-out cubes is
*Thursday, November 19, 2015 by nandini*

**Math**

A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8 percent per year ...
*Thursday, November 19, 2015 by Mesh*

**Math**

A factory produces x calculators per day. The total daily cost in Shillings incured is 5x^2-800x+500. If the calculators are sold for sh (100-10x) each, i, Determine the profit function ii, Find the number of calculators that would maximize the daily profit iii, What is the ...
*Thursday, November 19, 2015 by Mesh*

**math**

what is diameter of the atomic nucleus of a lead atom is 1.75x10 negative15m
*Thursday, November 19, 2015 by angel laica baa*

**math**

Find the area of the region. (Round your answer to three decimal places.) between y = cos t and y = sin t for −π/2 ≤ t ≤ π/2
*Thursday, November 19, 2015 by Jasmine*

**math**

A fruit seller buys 100 bananas for Rs 40. Twenty bananas are spoiled and thrown away. At what rate should he sell the remaining so as to gain 10% ? Pls give me the solution of it.
*Wednesday, November 18, 2015 by sam*

**math**

A man buys 120 oranges at 6 a rupee and 12atmore at 5 a rupee and he sold the whole lot for 4 a rupee. What was his total profit and profit % ? Ans- Rs16, 36 4/11% Please help me to get the right solution of it.
*Wednesday, November 18, 2015 by adam*

**school math 3rd grader**

Meg spent $3.75 on candy and $4.89 on toys. How much did she spend in all? Find the solution to your subtraction problem without doing any calculation. Explain.
*Wednesday, November 18, 2015 by tom*

**4th grade math**

Mary purchased incredients needed to cookies. a table shows the cost for each batch of 5 dozen cookies. ($10.00 total) and the price of cookies = 1/2 dozen = $5; 1 dozen = $8 and 5 dozen = $35. question is if mary sells 3 dozen cookies. what is her profit??
*Wednesday, November 18, 2015 by Kyle*

**school math 3rd grader**

how to find solution to subtraction problem without doing any calculation. explain?
*Wednesday, November 18, 2015 by tom*

**Math**

Solve: (x+5 1/2)0.75=5/8 Please show all steps
*Wednesday, November 18, 2015 by Kayla*

**Math**

Carlos has 3 candy bars. each candy bar is cut into 12 pieces. he wants to share with 8 friends and have some for himself. how much will each person get. please help been working on this for an hour
*Wednesday, November 18, 2015 by Nikki B.*

**Math**

The mass of a box with 6 tennis balls is 2 kg 40 g. The same box with 10 tennis balls is 3 kg 160g. What is the mass of the empty box?
*Wednesday, November 18, 2015 by Josh*

**Math**

Rope p is 3 times as long as rope q. Rope q is 1m 10 cm shorter than rope r. Rope r is 1 m 30 cm shorter than rope p. What is the length of rope q? Express your answer in meters and centimeters
*Wednesday, November 18, 2015 by Josh*

**math **

Juan sold a boat that he bought 5 years ago. He sold it for 70%less than he originally paid for it. If the original cost is b , write an expression that shows how much he sold the boat for
*Wednesday, November 18, 2015 by erika*

**math **

pine city (x) is less than or equal to 20 miles from sun vally depending on the route you take how many miles is pine city from sun vally
*Wednesday, November 18, 2015 by erika*

**5th grade math**

A class of 32 students voted on their favorite colors. 1/4 students said green is their favorite, 3/8 said red, the rest said orange. What fraction of students said their favorite color is orange and how many voted for each color. very confusing please help solve
*Wednesday, November 18, 2015 by Brittany*

**math**

If the absolute value of a negative number is 2.78 what is the distance on the number line between the number and its absolute value
*Wednesday, November 18, 2015 by jasmine*

**math **

this month`s sales of $85,000 are greater than 1/2 of the sales of march repesented by the letter . What was March`s sales .
*Wednesday, November 18, 2015 by erika*

**math**

need help with a homework please explain how to get answer to ms hernandez has 17 tomato plants that she want to plant in rows. she will put 2 plants in some rows and 1 plant in the others. how many different ways can she plant the tomato plants? make a table to solve
*Wednesday, November 18, 2015 by C C*

**math**

Independent random samples, each containing 800 observations, were selected from two binomial populations. The samples from populations 1 and 2 produced 320 and 400 successes, respectively. Construct a 90% confidence interval for the true difference in population proportions ...
*Wednesday, November 18, 2015 by Bill*

**math**

Suppose x has a binomial probability distribution with n = 200 and p = 0.60. Use the normal approximation to the binomial to find P (X > 130).
*Wednesday, November 18, 2015 by Bill*

**Math**

Write these numbers in scientific notation... 1) 2,000,000 2)0.0000007
*Wednesday, November 18, 2015 by PrimroseEverdeen*

**math**

Halen wrote the prodect 0.4 for the problem .5×.8.Don says that is not correct since when you multiply tenths by tenths the product will be in the hundreths.Is Don right?
*Wednesday, November 18, 2015 by gianella*

**Math**

A fertilizer covers 5/8 square foot in 1/4 hour. I got 20/8 5/8 / 1/4 5/8 • 4/1 20/8
*Wednesday, November 18, 2015 by Anon*

**Math **

There are 100 apples in a bag 43 of them are red and the rest are green apples what percentage of the apples are green
*Wednesday, November 18, 2015 by Ana*

**Math**

An electrician charges $120 after 2 hours of work and $190after 4 hours of work .write a linear model that represents the total cost as a function of the number of hours worked
*Wednesday, November 18, 2015 by Mc Kenna *

**Math PLZ HELP NOW!!**

7a^4*3a^2= ? Can you show me step-by-step please? Thanks a bunch :3
*Wednesday, November 18, 2015 by Lexi*

**Algebra 1**

A math test is worth 100 points and has 38 problems. Each problem is worth either 5 or 2 points. How many problems of each point value are on the test?
*Wednesday, November 18, 2015 by Stacy*

**math**

you are baking cookies. recipe 2 cup sugar 1-1/2 cup flour 2 eggs a- you make one and one-half batches of cookies, how many eggs have you used? Answer- 2 eggs b- Each batch makes 24 cookies. you make x batches of cookies but eat 5 cookies as you are baking. Write an expression...
*Wednesday, November 18, 2015 by Muhammad*

**Math**

Least to greatest and write as a decimal? 3 1/2, 3 1/4, 3 1/3, and 3 2/5
*Wednesday, November 18, 2015 by Jordan *

**Math**

The quotient is: 45 1/5 Whats is the divisor? Whats the check step?
*Wednesday, November 18, 2015 by Tray*

**Math: proofs**

if f exist in the Riemann integral from [a,b] and if (P_n) is any sequence of tagged partitions of [a,b] such that the norm of these tagged partitions goes to 0 and lim_n S(g,P_n) exists.
*Wednesday, November 18, 2015 by Ashley*

**Math **

Question: Describe and fix the error in the following solution 9.50 - 7.18 = 2.48 Answer: I really don't see the mistake in this problem.
*Wednesday, November 18, 2015 by Cameron*

**Math/Finance**

You have found the following stock quote for RJW Enterprises, Inc., in the financial pages of today's newspaper. 52 Week High: 72.18 Low: 43.17 Stock (DIV): RWJ 1.28 Yield (%): 2.1 PE: 21 VOL (100s): 17652 Close: ???? Net change: -.23 What was the closing price for this ...
*Wednesday, November 18, 2015 by Ryan*

**Math Word Problem(PLEASE HELP NOW)**

Reasoning Word Problem: A school's lockers are numbered 1-100. One hundred students enter the school one at a time. The first student opens the lockers. The second student closes the even-numbered lockers. The third student either closes or opens every third locker. The ...
*Wednesday, November 18, 2015 by LizzyLiz*

**Math**

What is 503,000,000 as a percentage? I am doing this for a school project. It's really difficult to figure out. Just saying.
*Wednesday, November 18, 2015 by Katrina*

**Math**

What is 75% of 260
*Wednesday, November 18, 2015 by Anonymous*

**Math**

What is 503,000,000 as a percentage?
*Wednesday, November 18, 2015 by Katrina*

**Math**

Sea water contains 3.5g of salt per liter.How many grams of salt are their in 2000ml of sea water?
*Wednesday, November 18, 2015 by Razel*

**Math**

How do i write this in expanded form? 1.1^3
*Wednesday, November 18, 2015 by Amy*

**Math**

The first term in a sequence is 4 and each of teh following terms is found by multiplying the previous term by n. What is the fifteenth term? Is the answer 4n(15)?
*Wednesday, November 18, 2015 by Jessica*

**Math**

Show that the equation tanθ = sinθ can be written in the form sinθ(1 - 5cosθ) = 0?
*Wednesday, November 18, 2015 by John*

**Math**

Reasoning Word Problem: A school's lockers are numbered 1-100. One hundred students enter the school one at a time. The first student opens the lockers. The second student closes the even-numbered lockers. The third student either closes or opens every third locker. The ...
*Wednesday, November 18, 2015 by LizzyLiz*

**Math**

I'm doing my math homework. 25*f=100 or twenty-five times something equals one hundred? Please help me.
*Wednesday, November 18, 2015 by stephania*

**Math (Damon Please help)**

Okay let me try again...#4 8a^2b= 2*4*a*a*b 14ab^2= 2*7*a*b*b They both have 2 in common They both have a in common They both have b in common So.... 2ab?
*Wednesday, November 18, 2015 by LizzyLiz*

**Math **

Group member - Time take Juan. 32.35 Ricardo. 21.78 Lucas. 23.18 Calculate u sing the work model. Using the individual times for your three team members, write an equation to model the work done, and solve that equation for the estimated time that it takes to complete the task...
*Wednesday, November 18, 2015 by Patrisia*

**Math**

What is the value of the range of the function f(x)=x^2+2 for the domain value 1/4? a. y=2 b. y=2 1/4 c. y=2 1/8 d. y=2 1/16
*Wednesday, November 18, 2015 by Kaai97*

**math**

Sohini bought 400 eggs at Rs 8.40 a dozen. At what price per hundred must she sell them so as to earn a profit of 15 percent? Give me the solution of it. Urgent**
*Wednesday, November 18, 2015 by adam*

**Math**

Is the following relation a function? {(0.3,0.6),(0.4,0.8),(0.3,0.7),(0.5,0.5)} a. yes b. no c. cannot be determined***
*Wednesday, November 18, 2015 by Kaai97*

**Math NEED HELP NOW! SO CONFUSED! :'(**

How do I find the GCF's of these following problems... 1) 36, 81, 27 2) 15, 17, 30 3) 3x^2y, 9x^2 4) 8a^2b, 14ab^2 %) 3cd^4, 12c^3d, 6c^2d^2
*Wednesday, November 18, 2015 by LizzyLiz*

**Math**

1. Mark is 5 years younger than his 16 year old sister. What is Mark's age. Write in equation form. 2. Vinn works at the petshop for $11 per hour. How many hours did he work if he made $93.50? Write in equation form.
*Wednesday, November 18, 2015 by Olivia*

**HURRY CHECK THIS MATH**

A costume designer made 10 costumes that each used 5.8 yards of fabric. If she had 238.2 yards of fabric to start with, about how much fabric does the costume designer have left? Write an equation and estimate the amount of fabric left. A customer went to a garden shop and ...
*Wednesday, November 18, 2015 by Eevee*

**Math**

A factory produces x calculators per day. The total daily cost in Shillings incured is 5x^2-800x+500. If the calculators are sold for sh (100-10x) each, i, Determine the profit function ii, Find the number of calculators that would maximize the daily profit iii, What is the ...
*Wednesday, November 18, 2015 by Mesh*

**Math**

A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8 percent per year ...
*Wednesday, November 18, 2015 by Mesh*

**Math Asap**

When adding √9 and -7, which type of number is the sum? A.irrrational B.whole number C.radical D.integer My answer is A. CAN you check please @Ms.Sue
*Wednesday, November 18, 2015 by Lily *

**Math **

if a number is not a rational number, then it is______. A. an integer B.an irrational C.whole number D.a radical My best answer is B. Can you check please @Ms.Sue
*Wednesday, November 18, 2015 by Annabelle *

**Math**

1. Write the following ratio in simplest form: 32 min:36 min 8:9 8:36 32:9 128:144 2. Marie saved $51. On Wednesday, she spent $8 of her savings. What ratio represents the portion of her total savings that she still has left? 43:8 8:51 43:51 59:51 3. The price of 8.4 ounces of...
*Wednesday, November 18, 2015 by YRN DJ*

**Math**

1. Choose a room you would like to decorate. Measure its length or width. This measurement will be the length of your pennant string. 2. Choose a size of paper square to use. (Hint: Whole number side lengths will make the calculations easier.) 3. Cut the square in half along ...
*Wednesday, November 18, 2015 by YRN DJ*

**5th grade math word problems**

abby has been practicing for her soccer game. She has been running 5/8 of a mile every day for 4 days. How many total miles does she run?Use a representation and write an equation. I do not understand what a representation is and would I multiply fractions or add them?
*Wednesday, November 18, 2015 by reid*

**math**

(sin x+tan x) if x=pi/3
*Wednesday, November 18, 2015 by arshad raza*

**Math**

A Company manufactures two products X and Y by means of two process A and B. The maximum capacity of process A is 17500hours and of process B 400hrs. Each unit of product X requires 3hours in A and 2 Hours in B, while each unit of product Y requires I hour in A and 4 hours in ...
*Wednesday, November 18, 2015 by Mesh*

**Math**

A family wants to begin saviving for a trip to paris. The trip is planned for 3 years from now, and the family wants to accumulate one million shillings for the trip, if twelve deposits are made quartely to an account which earns interest at the rate of 8 percent per year ...
*Wednesday, November 18, 2015 by Mesh*

**math**

The sum of two numbers is a twice the bigger number minus the smaller is 17. Find the two numbers
*Wednesday, November 18, 2015 by che*

**math**

If the digits of the number are reversed, the number is increased by 36. The sum of the digits in the number is two and one–half times their difference. What is the number?
*Wednesday, November 18, 2015 by Marie*

**math**

Twice the sum of two numbers exceed three times their difference by 8, while half the sum is one more than the difference. What are the numbers?
*Wednesday, November 18, 2015 by Marie*

**math**

In a class of 30 students, 18 offer mathematics (M), 15 offer science (S) and 13 offer english (€). The number of students who offer all the three subjects is equal to the number of students who do not offer any of these subject. 10 students offer both mathematics and ...
*Wednesday, November 18, 2015 by Ethel *

**math**

a mathematics question contained 20 items. every wrong answer scores -2marks, every correct answer scores 4marks and no mark for no answer. (a) find the minimum possible score (b) Tembo had 10 correct answers, 8 wrong answers and 2 no answers. What was his mark? (c) Bwalya ...
*Wednesday, November 18, 2015 by chisenzi*

**math**

If rt=3+t²,then dr∕dt=−−−−−−
*Wednesday, November 18, 2015 by Haroon Gondal*

**math**

estimate the product. choose a method. 63×19
*Wednesday, November 18, 2015 by tasha*

**Math**

Given that an equation of the form f(x) = x^n has n solutions, and that the solutions are equally spaced at a given radius in the complex plane, discuss why complex solutions must occur in conjugate pairs when .
*Tuesday, November 17, 2015 by April*

**Math**

On Monday morning, Rosie naps for 3/5 hour. In the afternoon for 5/6 hour. How long does he sleep in all?
*Tuesday, November 17, 2015 by Rose*

**Math**

Finneas plays with his toy mouse for 1/10 hour. then he chases a fly for 1/6 hour. How much longer does he spend chasing a fly than playing with his toy mouse?
*Tuesday, November 17, 2015 by Sandy*

**Math**

In 5 years, Ana's age will be twice the age of her friend Jun. 5 years ago, she was 3 times as old as her friend. Find their present ages.
*Tuesday, November 17, 2015 by Marie*

**MATH**

Determine the slope of the graph of the linear function that passes through the given pair of point: 1.(4,5),(-3,6) 2.(12,8),(7,6) 3.(3,5),(-3,9) 4.(8,1),(-3,-1) 5.(15,5),(-20,16)
*Tuesday, November 17, 2015 by Camz*

**Math**

I am a product.One of my factors is 7.The sum of my factors equals 11.What number am I?
*Tuesday, November 17, 2015 by Lena*

**math**

Cassandra entered the following problem into her calculator. 8E8 + 1000 what should the calculators output be?
*Tuesday, November 17, 2015 by elijah*

**Math**

I am a number that is four times the product of 2 and 3.One of my factors is 4.What is my other factor?
*Tuesday, November 17, 2015 by Lena*

**Math**

At a baseball game, there were three times as many males as females. 5/6 of the males were boys and the rest were men. 2/3 of the females were girls and the rest were women. Given that there were 121 more boys than girls, how many adults were there at the baseball game?
*Tuesday, November 17, 2015 by Haylee*

**Math**

Bob is building a house. He has a piece of wood that measures 2 1/3 feet long. He cuts off 3/4 feet, how long is the measure now?
*Tuesday, November 17, 2015 by Lisa*

**Math**

Sally has 4.5 cups of sugar. She needs to bake brownies for for a bake sale. If each batch of brownies requires 2/3 cup of sugar, how many batches of brownies can she make?
*Tuesday, November 17, 2015 by Matt*

**math**

8:9:18 8 = 184 what's 9 and 18?
*Tuesday, November 17, 2015 by heather*

**Math **

Megan has 9 yards of fabric. If she uses 5/8 of the fabric to make a quilt, how much fabric does she have left?
*Tuesday, November 17, 2015 by Bob*