Friday

September 30, 2016
**Math**

What amount of a 60% acid solution must be mixed with a 30% solution to produce 300 mL of a 45% solution?

*Thursday, September 15, 2016 by Anonymous*

**8th grade math**

How do you figure the height of a cube is the cubic inches if 750?

*Thursday, September 15, 2016 by Tom*

**MATH**

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?******************To my side,i solved like this tell me whether i am ...

*Thursday, September 15, 2016 by kelvin*

**Math**

Jade ran 6 times around her neighborhood to complete a total of 1 mile. How many times will she need to run to complete 5/6 of a mile?

*Thursday, September 15, 2016 by Tommy*

**Math**

A and B had some paper clips. A gave 40% of his clips to B. B's collection of paper clips rose by 305 to 260. How many paper clips does A had at first.

*Thursday, September 15, 2016 by Tj*

**Math**

what is the smallest number that 54 can be multiplied by to give a perfect square?

*Thursday, September 15, 2016 by lulu*

**Math**

What is 4,-6,0,8,-9 in ascending order

*Thursday, September 15, 2016 by Uggg*

**math**

For tax and accounting purposes businesses often have to depreciate equipment values over time. One method of depreciation is the straight-line method. Three years ago Hilde Construction purchased a bulldozer for $51,500. Using the straight-line method, the bulldozer has now ...

*Thursday, September 15, 2016 by Cameron*

**Math **

Does expressing a number in scientific notation change the value of the number (being expressed)?

*Thursday, September 15, 2016 by Grace *

**Math**

What is the ratio of 3 pencils to 4 paper clips?

*Thursday, September 15, 2016 by Alexia*

**Math**

Hello everyone! I'm a 10th grader and I scored a 3331 on my math scantron performance series test.... is this good, average or bad? Thanks! -a

*Thursday, September 15, 2016 by Anthony*

**Math**

A express train travels along a straight line between two stations, A and D. Stations B and C are spaced evenly along the line between A and D. The engineer leaves A and accelerates at a constant rate until he passes station B, at which time he coasts with constant velocity. ...

*Thursday, September 15, 2016 by Anonymous *

**Math**

A rocket moves upward from rest with an acceleration of 29.4 m/s2 for 4 seconds. It then runs out of fuel and continues to move upward. Neglecting any air resistance, how high will it rise?

*Thursday, September 15, 2016 by Anonymous *

**Math **

The velocity vs time graph of an object is approximated by a triangle which starts at v=0 at t=0, rises to a maximum of v=6 m/s at t=6 sec, then returns to zero at t=10 sec. How far did the object travel?

*Thursday, September 15, 2016 by Anonymous *

**Math **

A is the midpoint of CT. CA= 3x+6 and CT= 24, find x

*Thursday, September 15, 2016 by Vanessa *

**math**

if Zoua has 1/2 pound of grapes to share with a friend. how much can each of them have?

*Thursday, September 15, 2016 by cameron*

**math**

You have 6 black socks and 4 white socks. what is the sample space? I think it should be 45 possible combinations.

*Thursday, September 15, 2016 by a*

**Math**

I have to invest $7000 and would like $300 as earnings from the investment. How much should I invest in stock that's getting 13% annual return and how much should I invest in a bond that pays 2%?

*Thursday, September 15, 2016 by Jane*

**math**

Betsy is making a flag. She can choose three colors from red, white, blue, & yellow. How many choices does Betty have?

*Thursday, September 15, 2016 by Ella*

**Math**

Carrie has 340 marbles to put in vases. She wants the vases to hold either 100 marbles or 10 marbles. Which is a way she can arrange the marbles?

*Thursday, September 15, 2016 by Ella*

**Math**

Why would you round to nearest 100 rather than nearest 10?

*Thursday, September 15, 2016 by Ellie*

**Math**

A family pass to the amusement park costs $54 Using the Distributive Property,write an expression that can be used to fine the cost in dollars of 8 family

*Thursday, September 15, 2016 by Christian *

**Math**

Mandy had 22 correct her grade was 80% how many questions on the test?

*Thursday, September 15, 2016 by Ja'Quan*

**Math, number and operations base**

I have 8 thousands,17 tens, 5 hundreds, and 12 ones. What number am I?

*Thursday, September 15, 2016 by kim*

**math**

can anyone help me please with my homework pleaseeeeeeeeeeee.

*Thursday, September 15, 2016 by abdullatif*

**Math**

Which equation represents the situation? The sum of three consecutive integers is 36. x+(x+3)+(x+3)=36 x+(x+1)+(x+2)=36 x+(x+2)+(x+4)=36 x+x+x=36

*Thursday, September 15, 2016 by Kay*

**math**

Sarah and Joe are seeking to join a gym. Sarah saw on television that Great Gym is offering membership at $19.50 per month, plus a one-time registration fee of $59. Joe plans to join Wacky Workout World because Wacky Workout World only charges $9.50 per month, plus a one-time ...

*Thursday, September 15, 2016 by abdullatif*

**math**

Sarah and Joe are seeking to join a gym. Sarah saw on television that Great Gym is offering membership at $19.50 per month, plus a one-time registration fee of $59. Joe plans to join Wacky Workout World because Wacky Workout World only charges $9.50 per month, plus a one-time ...

*Thursday, September 15, 2016 by abdullatif*

**math**

Sarah and Joe are seeking to join a gym. Sarah saw on television that Great Gym is offering membership at $19.50 per month, plus a one-time registration fee of $59. Joe plans to join Wacky Workout World because Wacky Workout World only charges $9.50 per month, plus a one-time ...

*Thursday, September 15, 2016 by abdullatif*

**math**

Sarah and Joe are seeking to join a gym. Sarah saw on television that Great Gym is offering membership at $19.50 per month, plus a one-time registration fee of $59. Joe plans to join Wacky Workout World because Wacky Workout World only charges $9.50 per month, plus a one-time ...

*Thursday, September 15, 2016 by abdullatif*

**math**

(10 points) Write an expression to represent the membership cost of Great Gym for x months.

*Thursday, September 15, 2016 by abdullatif*

**Math (pls check my answers!!)**

Which set of mixed numbers has a difference less than one? A. 1 and 2/9 x 1 and 1/9 •• B. 3 and 4/7 x 2 and 1/7 C. 2 and 4/5 x 1 and 1/3 D. 2 and 7/9 x 1 and 1/3

*Thursday, September 15, 2016 by Lolo *

**math, please double check me**

. The state of Maryland has a healthy children goal for childhood obesity. In the next 5 years, the state has a goal of decreasing the obesity rate to 11.3%. The current population mean obesity rate is 15.6%. After two years of a pilot intervention program in Garrett County ...

*Thursday, September 15, 2016 by REDGY22*

**math**

1.solve for p 3(p+q)=p A.q=-2/3p B.q=-3/2p C.p=-2/3q D.p=-3/2q 2. solve for b then find the value of b when a=3 4a=2b-7 A.-9/2 B.5/2 C.19/2 D.17 3. solve for r d=rt A.r=dt B.r=t/d C.d/t D.r=d-t 4. find the width of a rectangle with a perimeter of 90 and a lenth of 15. A.90 B....

*Thursday, September 15, 2016 by oto*

**math geometry**

The area of a rectangular wall of a barn is 80 square feet. The length is 12 feet longer than twice its width. Find the length and width of the barn.

*Thursday, September 15, 2016 by jeffrey*

**Math**

1.In a fraction with a denominator of 15, which value could the numerator be to produce a repeating decimal? A. 15 B. 9 C. 11 D. 12•• 2.Which of the following is an example of a nonterminating, nonrepeating decimal? a 0.232323232323 . . . b 0.578942190874654 . . . &#...

*Thursday, September 15, 2016 by Kassala *

**Math**

Explain the difference in meaning between |-3| and -3

*Thursday, September 15, 2016 by Niall*

**Math HELP!**

Jayden opens a savings account with $100.00. His account pays 4% simple interest. How much money will be in his account one year later if he makes no deposits or withdrawals? A.) $96.00 B.) $100.00 C.) $104.00 D.) $148.00

*Thursday, September 15, 2016 by Kyle*

**Math**

Week 1 42hours(including 4 hrs sick leave,6 hrs travel) Week2 46 hours(including 5 hrs travel) What percentage of the recorded time did the worker spend traveling

*Thursday, September 15, 2016 by Jo*

**Math**

If i drove to worl 8 miles everyday how many miles would it be if o drove 83 miles.

*Thursday, September 15, 2016 by Kinnellia*

**Math**

what is -678* (34^56) =

*Thursday, September 15, 2016 by Dennis *

**Math**

Between midnight and 6:00am, the temperature dropped 10 degrees F. Between 6 am and 12:00; the temperature rose 18 degrees F.What was the change in the temperature from midnight to noon. I can't seem to get the formula for this problem

*Thursday, September 15, 2016 by Jane*

**MATH**

The Virginia Department of Social Services collected information on 25 Virginia Supplemental Nutrition Assistance Program (SNAP, formerly Food Stamps) beneficiaries and found that their average monthly food expenditure was $160. The average monthly food expenditure for SNAP ...

*Thursday, September 15, 2016 by REDGY22*

**aps rk puram .math**

Q=if a three 3 digit units digit tense digit hundreds digit are in the ratio 1:2:3.if the difference of original number and the number obtained by reversing the digit is 594.find the no.

*Thursday, September 15, 2016 by mona *

** math**

A farmer has 1 hectare of land.one half of the land was used for planting Oranges, onw third of the remainder was used for planting mangoes while plantain was planted on the rest. 1.express thw area of land used for mangoes as a fraction of that used for plantain 2.if a ...

*Thursday, September 15, 2016 by Richie*

**math**

how many glasses of cola each to be filled with 150 cu. cm of the liquid can be made from 5 family size bottle of cola each containing 1.5 liters?

*Thursday, September 15, 2016 by Arvee*

**Math**

Mrs. Jacobson wants to order toy instruments to give as prizes to her music students. The table shows the prices for various order sizes. Whistles 25 items=$21.25 50 items=$36.00 80 items=$60.00 Kazoos 25 items=$10.0 50 items=$18.50 80 items=$27.20 a. What is the difference ...

*Thursday, September 15, 2016 by Matt*

**Math**

Jason received an invoice for $5,000, and the invoice was dated on August 26 with terms of 2/10, n/45 EOM. Please answer the following questions: (1) How much did Jason owe if the bill is paid by September 26? (2) When will be the last day that Jason can receive the cash ...

*Thursday, September 15, 2016 by Elizabeth*

**Math**

In an automobile race, the rate of one car was 120 mi/hr and the rate of another was 105 mi/hr. If the faster car finished the race 20 minutes before the slower one, what was the distance of the race?

*Thursday, September 15, 2016 by Raquel*

**Math**

Tomas makes balloon structures at a circus. In 180 minutes, he uses 252 balloons to make 36 identical balloon structures. a. How many minutes does it take to make one balloon sculpture? How many balloons are used in 1 sculpture. b. What is Tomas's unit rate for balloons ...

*Thursday, September 15, 2016 by Matt*

**math**

Find out how many bags of rice have been shipped in or shipped out within two days: a) Day one, 250 bags have been shipped in; Day two, 150 bags have been shipped out. b)Day one, 100 bags have been shipped out; Day two, 120 bags have been shipped out. c)Day one, 180 bags have ...

*Thursday, September 15, 2016 by Alden*

**math**

Profits and losses for first quarter are: January: $6000 (profit) February: $2000 (loss) March : $5500 (loss) Translate the company's performance for the first quarter into a mathematical statement

*Thursday, September 15, 2016 by sica*

**math**

Nelia takes 3/4 hour dress and get ready for school. it takes her 4/5 hour to reach school. if her class starts promptly at 8:15 am, what is the latest time she can jump out of bed in order not to be late for school?

*Thursday, September 15, 2016 by Arvee*

**math**

Determine d^2y/dx^2 if 2xy-y^2=3

*Thursday, September 15, 2016 by naa*

**math**

Find the coefficient of determination and the standard error estimate for the regression equation fitting each of the following data sets.interpret the result in each case x:-3,-2,-1,0,1,2,3 y:-1,0,1,2,5,6,8

*Thursday, September 15, 2016 by naa*

**Math**

24 dogs line up for breakfast. The first cat eats one fish, the second cat eats two fish, and so on, with each cat eating one more fish than the one before it. How many fish are eaten in total.

*Thursday, September 15, 2016 by Maria*

**Math**

last year my sister was 7/8 the age of my brother, how old is my sister? age difference a year ago is b= s+1/8 age ratio s = 7/8 b therefore s = 7/8 (s+1/8) is this correct logic?

*Thursday, September 15, 2016 by Abed*

**math**

As part of the 'Learning Journey' program, 73 pupils travelled on two buses, one air-conditioned and one non-air-conditioned, to the Singapore Discovery Centre. Three-fifths of the pupils on the air-conditioned has wee girls. There were 17 boys in the non-at, ...

*Thursday, September 15, 2016 by Ms. Anna*

**math**

Profits and losses for first quarter are: January: $6000 (profit) February: $2000 (loss) March : $5500 (loss) Translate the company's performance for the first quarter into a mathematical statement

*Thursday, September 15, 2016 by sica*

**Math**

Find out how many bags of rice have been shipped in or shipped out within two days: a) Day one, 250 bags have been shipped in; Day two, 150 bags have been shipped out. b)Day one, 100 bags have been shipped out; Day two, 120 bags have been shipped out. c)Day one, 180 bags have ...

*Thursday, September 15, 2016 by Alden*

**math**

a perfume company claims that the best selling perfume contains at most 25% alcohol. twenty bottles were selected and found to have mean of 29.7% and standard deviation of 4.8%. test the claim of the perfume company at the 0.0& level pf significance. to test the null....

*Thursday, September 15, 2016 by Arvee*

**Math**

is the solution of 1/3x=21? greater than or less than 21?

*Thursday, September 15, 2016 by Misa*

**math**

At the medal presentation, each person shook hands with every other person. If 10 handshakes took place, how many people were present?

*Wednesday, September 14, 2016 by Tom*

**math**

What is the smallest area of a triangle with corners at (0, 0) and (27, 14) and another point with integer coordinates?

*Wednesday, September 14, 2016 by Dip(olym 2)*

**Math**

2/3+3/4= 8/12 + 9/12= 17/12=1 4/12=16/12=8/6=4/3=1 3/3=2 Can you please be so kind as to check my math problem. Thank you

*Wednesday, September 14, 2016 by Matt-Please Help*

**math**

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?#########To my side,i solved like this tell me whether i am correct or not...

*Wednesday, September 14, 2016 by kelvin*

**math**

How many $1 bills are the same as__________$10 bills?________-

*Wednesday, September 14, 2016 by jon*

**Math**

Use the distributive property to rewrite 40 + 24 I am not sure how I would to this Please help me learn this

*Wednesday, September 14, 2016 by Matt-Please Help*

**Math**

There are 1,012 souvenir paperweights that need to be packed in boxes.each box will hold 12paperweights. How many boxes will be needed ?

*Wednesday, September 14, 2016 by Misam Ali *

**Math**

a survey showed that 30% of student bring their lunch to school. The survey polled 300 students do not bring their lunch to school

*Wednesday, September 14, 2016 by Kamryn*

**math**

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?#######please anyone one to help me with the solution***************may i ...

*Wednesday, September 14, 2016 by kelvin*

**math**

What is the smallest of three consecutive integers if the sum of the smaller two integers is equal to 177 less than four times the largest? Note: Consecutive integers are integers that come one after the other. For example: -3, -2 and -1 or 14, 15 and 16. Therefore, if the ...

*Wednesday, September 14, 2016 by Joshua pouncy*

**math**

Eleven more than twice a number has the same value as 8 times 'the difference of the number and 5'. (Remember that 'difference' means to subtract). What is the value of the number?

*Wednesday, September 14, 2016 by Joshua pouncy*

**math**

The length of a rectangle is 5 cm more than twice its width. This is shown in the diagram below. If the perimeter of the rectangle is 232 cm, how long is the length of the rectangle, in centimeters?

*Wednesday, September 14, 2016 by Brianna spears*

**math**

What is the smallest of three consecutive integers if the sum of the smaller two integers is equal to 177 less than four times the largest? Note: Consecutive integers are integers that come one after the other. For example: -3, -2 and -1 or 14, 15 and 16. Therefore, if the ...

*Wednesday, September 14, 2016 by Madison Joe*

**math**

John's age is seventeen years less than twice Isabella's age. Together, the sum of their ages is 40. How old is John?

*Wednesday, September 14, 2016 by Amy*

**Math**

Sample of outside of the box

*Wednesday, September 14, 2016 by Anonymous*

**Math**

Kendra has 5.5 pounds of popcorn and wants to package it equally in 50 bags. How can she use place-value reasoning to find the amount of popcorn to put in each bag?

*Wednesday, September 14, 2016 by Kendra*

**math **

Graham i just don't understand the problem i've been on it for a hour and 21 min.

*Wednesday, September 14, 2016 by To Graham*

**math**

Fupi used 0.2 of his salary,sh 32,800 per month for school fees,quarter of the remained amount,he deposited at the bank and the rest amount used for other expenses.How much were used for other expenses?please anyone one to help me with the solution

*Wednesday, September 14, 2016 by kelvin*

**MAth**

Is 3x+8y=5 a function? I am thinking yes

*Wednesday, September 14, 2016 by Victoria*

**math**

Sam's age is five years more than twice Jessica's age. Together, the sum of their ages is 17. Let J = Jessica's age. How old is Sam? S=11

*Wednesday, September 14, 2016 by PLEASE HELP is this right?*

**Math/Algebra**

The equation is Z^2-8+12/Z^2+Z-6 I got this far (Z-6)(Z-2)/(Z+2)(Z-3) It needs to be simplified further, as far as my understanding (Z-2) and (Z+2) cannot be cancelled out.

*Wednesday, September 14, 2016 by Ben*

**math**

Sam's age is five years more than twice Jessica's age. Together, the sum of their ages is 17.

*Wednesday, September 14, 2016 by PLEASE HELP (MATH)*

**math**

the temperature of 6.24 liters of a gas is increased from 25 degrees celcius at constant pressure. the new volume of a gas would be?

*Wednesday, September 14, 2016 by Arvee*

**math 101**

what is the solution of n+2>8 when the replacement set for the variable is all one-digit prime numbers?

*Wednesday, September 14, 2016 by Arvee*

**math**

Sam's age is five years more than twice Jessica's age. Together, the sum of their ages is 17. Let J = Jessica's age?

*Wednesday, September 14, 2016 by 8thGradeStudent*

**Math 7 grade**

So this is the question The number 108 is the LCM(least common multiple) of 36 and 54.list the multiple of 36 and 54.Explain your reasoning.Plisite help me whit this is actually my homework for tomorrow plis help

*Wednesday, September 14, 2016 by Lexia*

**Math**

If each small square on a grand chest board is 2 cm x 2 cm and the diagonal on the whole board measures square root of 800 cm. How many small squares are on the board?

*Wednesday, September 14, 2016 by Carly*

**math**

If a single pane of a certain type of glass blocks 3% of the light passing through it, what percent of the original light will be present after the light has passed through 10 panes

*Wednesday, September 14, 2016 by lexy*

**Math**

If a= -2, b= -5 and c= -6 than a - b + c = I don't know how to complete this problem?

*Wednesday, September 14, 2016 by Ana*

**math**

a dog eats 3/4 of dog food for each meal. if he has 7 2/4lbs of food. how many meals can he feed his dog.

*Wednesday, September 14, 2016 by lissa*

**Math Help**

8 less than y is 2 8 - y = 2 y = 2 - 8 y - 8 = 2 y + 8 = 2 A?

*Wednesday, September 14, 2016 by Candace*

**math**

It takes 2/6 of a hour to run one mile. how many miles can you run in 4 hours

*Wednesday, September 14, 2016 by lissa*

**Math**

A signal is transmitted over a noisy channel. It is known that the signal will be correctly received with probability 0.797. If 3 copies of the signal are independently sent over this channel, what is the probability that at least one of them is received correctly? My thought ...

*Wednesday, September 14, 2016 by Janea*

**Math**

An automobile uses 8 gallons in traveling 120 miles at that rate how many gallons will be used in 360 miles?

*Wednesday, September 14, 2016 by Adam *

**Math**

If the perimeter of a rectangle is 70 feet what is the height to length of a ratio of 4:5

*Wednesday, September 14, 2016 by Jacob*

**Math**

Sid wrote 541,309 on his paper. Using numbers and words,explain how the number would change if he exchanged the digits in the hundred thousands and ten places

*Wednesday, September 14, 2016 by Na*

**Math**

Need to simplify (6b to the 2 power)to the 2nd power (6b to the 4th power)to the 4th power equals 24b to the 4th power Not sure if I did this right trying to understand how to simplify. Please help, please.

*Wednesday, September 14, 2016 by Zenia*

**Math 4th grade**

How can you find the problem solve for this one.. I did in my own way.. I found that answer was not same as what I had... it is 486lbs...Need your help so I can explain to my students. Thanks here is the question: The food stand at the zoo sold 2,514 pounds of hamburger last ...

*Wednesday, September 14, 2016 by Mrs. Ramirez*