Tuesday
July 28, 2015

Homework Help: Math

Branches of Math

Recent Math Questions

math
49 students went on a trip .There are 5 more girls than boys.How many boys are there?
Thursday, July 16, 2015 by elizabeth

math
In a school with 323 students there are 15 more girls than boys.How many boys are there?
Thursday, July 16, 2015 by elizabeth

math
49 students go on a trip there are 5 more girls than boys.how many boys are there?
Thursday, July 16, 2015 by elizabeth

math
I have two kinds of candy,one which is selling at P8.00 per kilo and other at P6.00 per kilo. How many kilos of the P6.00 candy can i mix with 20 kilos of the P8.00 kilo candy to have a mixture that i can sell at P7.00 per kilo?
Thursday, July 16, 2015 by ana

Lemoyne Owen College
Math- If the gas is initially at room temperature (20celsius)and is heated in an isobaric (constant pressure) processing then what will be the temperature of gas in degree Celsius when it has expanded to a volume of 0.700 m to the third power
Wednesday, July 15, 2015 by Kimberly

Math
The graph of a linear relation goes through the point (6, 4) and is parallel to the line y = 5x + 10. Write the equation of the linear relation in slope- intercept form.
Wednesday, July 15, 2015 by Kelly Brians

math
express the repeating decimal 10.232323 as a ratio of two integers
Wednesday, July 15, 2015 by jen

: math
Clayton has 3 quarters, 7 one-dollar bills, 9 dimes, 9 nickels, and 3 pennies. How much money does he have?
Wednesday, July 15, 2015 by lana

Stanger Secondary ex-school
What subjects do u really need to do for art such as Drawing and Poetry...#"compulsory subjects" for these arts. Is it: Physics,pure math,geog,life sciences,mech tech,EGD,mah.lit,BS,history,economics,..​.which ones are needed??? Ain't u shuld be smart in ...
Wednesday, July 15, 2015 by Philile Teddy Nhleko

Math
The treadmill is set at its maximum slope of 0.20. The run is 80 inches. What is the rise?
Wednesday, July 15, 2015 by Amanda

Math
The coordinates of the top of a hill are (2, 14). The coordinates of the bottom of the hill are (10, 2). Given this information, what is the slope of the hill?
Wednesday, July 15, 2015 by Amanda

Math
Kate wants to build a fence around her garden to prevent rabbits from eating her vegetables. The rabbit fencing costs $7.50 per metre. How much will it cost to enclose a square garden with an area of 144 m2?
Wednesday, July 15, 2015 by Astrid

Math
If 3 pounds of apples costs .99 how much does 2 pounds costs?
Wednesday, July 15, 2015 by Anonymous

math
The angle of depression of a boat from the mid-point of a vertical cliff is 35 degree.if the boat is 120m from the foot of the cliff,calculate the height of the cliff.help me confirm my answer. Tan35=x/120 x=120tan35 =84.02m
Wednesday, July 15, 2015 by Bayo

math
Ahmad is choosing a password to access his teacher’s web page. He must choose a capital letter and three nonrepeating digits from 0 through 9. The letter can be in any position in the password. Which shows part of the sample space for Ahmad’s password?
Wednesday, July 15, 2015 by bla

Math
What price do we charge a patient if the AWP for 300 tablets is $14.55 and we want to give the patient 30 tablets plus a 6% markup and a $3.00 dispensing fee?
Wednesday, July 15, 2015 by Anonymous

math
A trapezium ABCD is such that AB//CD and the perpendicular from A to CD is 40cm.if AB=20cm,DA=50cm and CD=60cm.calculate the (i)area of the trapezium (ii)<BCD.pls help me with (ii) solution so far.(i)area=1/2(20 60)40 =1600cm^2
Wednesday, July 15, 2015 by james007

Math
Suppose Paul kicks a soccer ball straight up into the air with an initial velocity of 96 feet per second. The function f(x) = -16t2 + 96t gives the height, in feet, of the soccer ball after t seconds What are the zeros? Write the number(s) only. If more than one number exists...
Wednesday, July 15, 2015 by Aliy

math
The standard deviation of a sample taken from population A is 17.6 for a sample of 25. The standard deviation of a sample taken from population B is 21.2 for a sample of 30. The standard deviation of the sample mean differences is_____. (Round your answer to the nearest ...
Wednesday, July 15, 2015 by j

Math
The formula Total cost = Cost + Shipping cost + Holding cost is used to find the total cost of a business asset. The formula can be written in symbols as T=C+S+H. Solve the formula for C, the cost of the asset.
Wednesday, July 15, 2015 by Doug

Math
a woman drives to work and averages 70 kilometers per hour for the trip. On her trip from work to home she averages 100 kilometers per hour. What is her average speed for the round trip?
Wednesday, July 15, 2015 by Justin

Math
You need to hire a part-time associate to work 30 hours a week in your store. You have $250 in labor budget for the new associate each week. You just interviewed an excellent candidate for the position who has requested to be paid $9.00 per hour. Your average part-time ...
Wednesday, July 15, 2015 by Anonymous

Math
Jai has 35 pieces of fruit. They are all apples and pears. He has 15 more apples than pears. How many pears does he have?
Wednesday, July 15, 2015 by Lizzie

Math
Julia deposited 1/2 her paycheck in her savings account and 1/4of it in her checking account. She spent $22.76 of it on a T-shirt and then spent 1/4 of what was left of her paycheck on lunch. When she arrived home, she had $16.68 of her paycheck left. How much money did Julia ...
Tuesday, July 14, 2015 by Hi

Math
Renting a truck cost $30 per day and 22 cents per mile when the driver goes beyond the 23 miles a lot of per day. How much wood Tabitha pay when renting a truck for 3 days and driving a total of 210 miles?
Tuesday, July 14, 2015 by Tara

math
Several studies have been conduct on the effectiveness and safety of the H1N1 influenza vaccine. One study found that in a group that received the actual medication, the drug was 87% effective. In a group that received a placebo, there was 10% effective rate. If the study used...
Tuesday, July 14, 2015 by Johnson

math
mrs.graybought some eggs.she used 1/2 of them to make tars and 1/4 of the remainder to make a cake she had 9 eggs left how many eggs did she buy?
Tuesday, July 14, 2015 by Anonymous

Math
Determine the probability of drawing two cards from a deck( without replacement) and getting the same suit using 1) conditional probability 2) combinations
Tuesday, July 14, 2015 by Helen

math
If the mean, median, and mode are the same what is the value of x when given the numbers 3,4,5,8,x I am not sure how to figure this out thanks for your help.
Tuesday, July 14, 2015 by Bella

Math
How much does it cost in dollars to watch the 5.00 hour-long coverage of the Super Bowl on a 115 Watt television set? Assume that one kWh electricity costs 9.41 cents.
Tuesday, July 14, 2015 by Julie

Math
Explain how the graph of f(x) = ln x can be used to obtain the graph of g(x) = e^(x-2).
Tuesday, July 14, 2015 by Steven

collage math
A total of $13,000 is invested in two accounts. One of the two accounts pays 7% per year, and the other account pays 13% per year. If the total interest paid in the first year is $1,390, how much was invested in each account? account paying 7% $ account paying 13% $
Tuesday, July 14, 2015 by yg

Math
Suppose a sector of circumference P has the same area as a sector of circumference O. Can you conclude that circumference P and circumference O have the same area? Explain.
Tuesday, July 14, 2015 by Yolanda

Math
You have three toonies and two loonies in your pocket. You pull one coin out and then pull out another (without replacing the first) 1) show the total of all the probabilities is 1 2) show using combinations that part 1) is correct
Tuesday, July 14, 2015 by Peter

Math
Austin bought a new house. The value of his house is modeled by the function H\left( x \right) = 120000{\left( {1.20} \right)^{\left( {\frac{1}{2}x} \right)}} where x is the number of years since he purchased the house. Looking at the model by what approximate percentage rate ...
Tuesday, July 14, 2015 by Jenn

Math
Austin bought a new house. The value of his house is modeled by the function H\left( x \right) = 120000{\left( {1.20} \right)^{\left( {\frac{1}{2}x} \right)}} where x is the number of years since he purchased the house. Looking at the model by what approximate percentage rate ...
Tuesday, July 14, 2015 by Jenn

math
i m a 3 digit number i m 700 rounded to the nearest 100 if you round me to the nearest 10,i round down not up my tens digit is odd, but i am even who am i ?
Tuesday, July 14, 2015 by asho

math
solve for y' in the function y=sec^3(2x)-3sec2x
Tuesday, July 14, 2015 by mica vega

math
Sarah Meeham blends coffee for Tasi-Delight. She needs to prepare 140 pounds for blended coffee beans selling for $5.07 per pound. She plans to do this by blending together a high-quality bean costing $6.50 per pound and a cheaper bean at $2.50 per pound. To the nearest pound...
Tuesday, July 14, 2015 by Danny

Math
When doctors prescribe medicine, they must consider how much the drug’s effectiveness will decrease as time passes. If each hour a drug is 20% less effective as the previous hour, at some point the patient will not be receiving enough medicine and must be given another ...
Tuesday, July 14, 2015 by Daniela

math
Sarah has a collection of nickels, dimes, and quarters worth $9.25. She has 10 more dimes than nickels and twice as many quarters as dimes. How many coins of each kind does she have?
Monday, July 13, 2015 by bb

Math
A hotel manager found that his gross receipts for the day, including a 9% sales tax, were $3927.27 . Find the amount of sales tax collected
Monday, July 13, 2015 by Makaila

Math
What is the relationship between the side length and the apothem of an equilateral triangle?
Monday, July 13, 2015 by Roger

math
Explain why an even function does not have an inverse that is a function. and if log b < 0, what can you say about b?
Monday, July 13, 2015 by Lynn

Math
The mass of a cat is about 3.6 kg. Use the formula b  0.01m0.7 where b represents the brain mass and m represents the body mass. What is the approximate mass of the cat’s brain?
Monday, July 13, 2015 by Amanda

math
118 ft = ________yd____________ft . 21 ft 11 in =_______in please explain how to solve these sums. thank u
Monday, July 13, 2015 by sai

Math
One half the members of the junior high math team are ninth graders. One fourth of the remaining members are eighth graders. One fifth of the rest are seventh graders. There are twelve 6th graders on the team. How many members on the team?
Monday, July 13, 2015 by Tim

Math
Sin a=
Monday, July 13, 2015 by Aniket kumar

math
There is on real number x for which |x+1| - |x-1| = A. 4 B. 1 C. 0 D. -2
Monday, July 13, 2015 by Larry

math
Which of the following is divisible by 6 when n is any integer? A. (2n+3)(3n+2) B. n(n+1)(n+2) C. (2n+3)(3n-2) D. n(n+2)(3n+6)
Monday, July 13, 2015 by Larry

math
If xy+2x+3y+4=5, then y= A. 1-2x/3 B. 1-2x/x C. 1-2x/x+3 D. 1-3x/xy+3
Monday, July 13, 2015 by Larry

math
If x+1995 represent the smallest of 1995 consecutive odd integers, then ? represents the 1995th of these same odd integers. A. x+3989 B. x+3990 C. x+5983 D. x+5985
Monday, July 13, 2015 by Larry

math
Al and Alice went to a "being a Snack" party. Al spent 10 pennies + 16 dimes. Alice spent as much as Al, but her 26 coins consisted of only quarters and nickels, How many nickels did Alice spend?
Monday, July 13, 2015 by Larry

Math
Barry is 6 yrs old.Larry is twice as old as Barry.Terry is the same number of years older than Barry as he is younger than Larry.How many years old is Terry?
Monday, July 13, 2015 by Bob

LNU
math In a class of 50 students it was found 21 are taking English 14 are taking Math 28 are taking History 7 are taking Math and English 10 are taking Math and History 11 are taking History and English 3 are taking all three courses 1.)Make a Venn Diagram summarizing these ...
Monday, July 13, 2015 by generose

math
The HCF of 2 no is 70. Their product is 49000. What is the difference between the 2 numbers.
Monday, July 13, 2015 by roochira

Math
During multiplication by 10,100,etc, why is it that the digits move one or more places to the left depending on the number of zeros?what's the logic? Ex: 24X10=240, 24X100=2400.
Monday, July 13, 2015 by HELP !!!

Math
A ball is thrown straight up from the top of a building 148 ft. tall with an initial velocity of 72 ft per second. The distance s(t) (in feet) of the ball from the ground is given by s(t) = 148 + 72t − 16t2. Find the maximum height attained by the ball.
Sunday, July 12, 2015 by Reagan

Math
Ali has 250 songs on her MP3 player. Of those, 150 are dance songs, 50 are R&B songs, and 30 songs are both dance and R&B. 1) when Ali has her player on shuffle, what are the odds in favour of her hearing a dance song that is not an R&B song? 2) what are the odds against her ...
Sunday, July 12, 2015 by Helen

math
What is the area of the region in the xy-plane bounded by the graphs of x=1995, x=1996, y=1997, and y=1998?
Sunday, July 12, 2015 by roman

math
If n is a positive interger, n! represents the product of the first n positive integers. For example, 4! = 4x3x2x1. What is the value of (x-1)(x-2)*...*(x-98)(x-99) when x=50?
Sunday, July 12, 2015 by roman

math
Rationalize the denominator of 2sqrt7/x+sqrt7 I need steps to do this. Been a while since high school. Thanks
Sunday, July 12, 2015 by dylan

math
Do the following lines intersect? If yes, show the the point of intersection, if any. 5x+8y=-5 -x-1.6y=14  Im stuck. Please help! Thanks
Sunday, July 12, 2015 by Tori

math
Though Pat's dog runs 2m/sec slower than Pat, the dog runs three times as fast as Lee. If Lee runs at x m/sec, and Pat races Lee,then, after 10 seconds, Pat will be ??? m ahead of Lee.
Sunday, July 12, 2015 by roman

math
Of the following, which is divisible by x+2? A. x^2+4 B. x^3+8 C. x^3-8 D. x^4+16
Sunday, July 12, 2015 by roman

math
How many ordered pairs of positive odd integers (x,y) satisfy x+y=1995?
Sunday, July 12, 2015 by roman

math
500 people invited for a function. Tickets for male, female and children are rupees 748, 712 and 45 respectively. The total amount collected is 3 lakh. Find the number of male, female and children. Pls help!!
Sunday, July 12, 2015 by sharmi

math
Summation of indexed data, I added the numbers up and I get -27 find the summation 29x does this mean I multiply the -27 by 29 Thank you
Sunday, July 12, 2015 by Mary Ann

math
Mary's quiz scores were 92 85 78 92 71 77 and 80 she told her mom she had an average score if 92 for her quiz scores.which term best Describes Her Average Score ? Mean median mode or range please answer😊
Sunday, July 12, 2015 by lishon

tech school math
this is the answer to one of my questions. This is an on-line class. I don't know how they got the answer. I sent an email to the teacher but no response yet. 121pi/6 - 121 sqrt3/4 = 11.0 m squared
Sunday, July 12, 2015 by Lisa

Math
A boy throws a ball with a horizontal speed of 2.5 m/s at a height of 0.8 m above the ground. The Coefficient Of Restitution between ball and ground is 80%. • Calculate the x− and y−components of the ball’s velocity, immediately after its first bounce. ...
Sunday, July 12, 2015 by David

Math
A boy throws a ball with a horizontal speed of 2.5 m/s at a height of 0.8 m above the ground. The Coefficient Of Restitution between ball and ground is 80%
Sunday, July 12, 2015 by David

math
what will be the next five numbers of the following set of numbers 12,48,63,30,25.thank u
Sunday, July 12, 2015 by taiwo

math
12,48,63,30,25 are set of numbers,what will be the next five numbers,please help
Sunday, July 12, 2015 by taiwo

math
if tan a +sin a= x tan a -sin a= y show x square - y square=4 rootxy
Sunday, July 12, 2015 by urjita

math
A survey of 500 television viewers produced the following information,285 watch football,195 watch hockey,115 watch basketball,45 watch football and basketball,70 watch football and hockey,50 watch hockey and basketball and 50 do not watch any of the three games. 1)How many ...
Sunday, July 12, 2015 by deeksha

math
from a ship two lighthouses bear north 40 degree east. after the ship sails at 15knots on a course of 135 degrees for 1 hr, 20 min, the lighthouses bear 10 degrees and 345 degrees. find the distance of the ship in the latter position to the farther lighthouse.
Saturday, July 11, 2015 by shiela

Math
A rectangular prism has a volume of 256 cubic feet, what are the dimensions in feet of the prism?
Saturday, July 11, 2015 by Carolyn

math
one number is 8 less than another. If twice the larger number is equal to four times the smaller number.what is the smaller number?
Saturday, July 11, 2015 by help please

math circle geometrics
The distance of a chord from the centre of a circle of radius 7cm is 5cm,what is the length of the chord to the nearest centimetre?
Saturday, July 11, 2015 by Yusuf

math probability
a number is picked from the set (1,2,3,_,18).find the probability that it is either a multiple 3 or a number less than 7. find an answer it
Saturday, July 11, 2015 by Yusuf

math
Do the following lines intersect? If yes, show the the point of intersection, if any. 5x+8y=-5 -x-1.6y=14 Can someone help me get started? Im stuck. Thanks!
Saturday, July 11, 2015 by Anonymous

Math
A rectangle field has an area of 300 square meters and a perimeter of 80 meters. What are the length and width of the field? I really need help I don't know the answer.
Saturday, July 11, 2015 by Ivan

math
A motorist travels 120 miles to his destination at an average speed of 60 miles per hour and returns at an average speed of 60 miles per hour and returns to the starting point at an average speed of 40 miles per hour. What is his average speed for the entire trip
Saturday, July 11, 2015 by Mike

math
a man travelled a distance of 22 km in 1 hour, partly in a car at a speed of 30 km/hour and partly on a motorcycle at 18 km/hour . find the distance travelled by him in the car.
Saturday, July 11, 2015 by rupali

math
A scale drawing of a kitchen is shown below. The scale is 1 : 20. A rectangle is shown. The length of the rectangle is labeled 4 inches. The width of the rectangle is labeled 5 inches. Show your work to determine the area of the room in square feet
Saturday, July 11, 2015 by mia

MATH
writing an equation of a line given the y-intercept and another point. It say to write an equation of the line one point is on y0 and x is on -6. Thank you
Friday, July 10, 2015 by Mary Ann

math
can someone help me with this math question?Solve the system of equations given below. x+3z=12 -x-2y+z=10 3x+5y+2z=-7 I am really stumped. Please help! Thanks in advance!
Friday, July 10, 2015 by Victoria

Math
A recipe requires 3/4 cup of nuts for 1 batch of muffins. How many batches of muffins can be made using 7 1/2 cups of nuts?
Friday, July 10, 2015 by Rachel

st joan of arc
Math from a spot 60 ft from the base of a building the angle of elevation is 48 degrees and the of elevation of the top of the antenna is 56 degrees. What is the height of the building? What is the height of the antenna?
Friday, July 10, 2015 by sarah

Math
How do you write the square root of 3 in exponential form? or any other radical into exponential form
Friday, July 10, 2015 by Amanda

Math
Ralph's age is currently 3 years more than twice joe's age. But 3 years ago, ralph was was 4 times as old as Joe was the . How old will joe be in 10 years?
Friday, July 10, 2015 by Michelle

math-percentage
there are 792 workers in a factory. if the number of male workers is 20%less than that of female workers, then the number of male workers is? answer:352 i always get confused with the equation of this type of quesion. Thanks:)
Friday, July 10, 2015 by Zoe

Math
Suppose that a graphing calculator is programming to generate a random natural number between 1 and 10 inclusive . What is the probability that the number will be prime?
Friday, July 10, 2015 by Helen

obamoruf math
find the permeter of a parallelogram whose base is 6cm and side 5cm
Friday, July 10, 2015 by sarah

math
toilet .05 min to fill 1.5 gal to fill w mach 5.3 min 1.7 gal tub 6.3 min 20 gal sink 1.4 min 5.0 gal which has the fastest fill rate
Thursday, July 9, 2015 by bertha

math
triangular window 4feet tall. area 24. what is length of base?
Thursday, July 9, 2015 by bertha

Math
Dan ran six over five mile bob ran seven over eight mile how much father than Dan did bob ran?what was thier combined distance
Thursday, July 9, 2015 by Ashely

math
a nurse is draining fluid from a wound. fluid drains at 1/8oz per minute. how long will it take to drain 9/10 ounce of fluid
Thursday, July 9, 2015 by bertha

Math (Finite)
A test for a certain drug produces a false negative 5% of the time and a false positive 8% of the time. Suppose 12% of the employees at a certain company use the drug. If an employee at the company tests positive, what is the probability that he or she does not use the drug?
Thursday, July 9, 2015 by Stephanie

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. 8
  11. 9
  12. 10
  13. 11
  14. 12
  15. 13
  16. 14
  17. 15
  18. Next>>

Members