Friday
May 6, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

Math
A drawer is filled with red and blue socks. If the probability of selecting a red sock at random is 2/5 what is the probability that a blue sock will be chosen at random? a)3/5 b)2/5 c)2/3 d)3/2
Wednesday, March 30, 2016 by Addison White

Math
How does changing the dimensions of a cylinder affect the cylinder's volume?
Wednesday, March 30, 2016 by Helen

math
Celia has a large container in which four different kinds of coins are thoroughly mixed. She wants to take a sample of her coins to estimate which kind of coin she has the most. Which of the following methods is the best way for her to select a sample? A]taking coins until she...
Wednesday, March 30, 2016 by Andrea

Math
How many apples will it take to get 27kg 8 divided by ? equals 27kg
Wednesday, March 30, 2016 by Nick

Math
How many numbers are there in pie?
Wednesday, March 30, 2016 by Luis

Math
Milo's pancakes recipient makes 9 serving. It's calls for 3/4 cup milk.Milo's wants to make 6 serving. How much milk will he needs.
Wednesday, March 30, 2016 by Johnny

Math
A student takes a true-false test exam with 10 questions. If the student guesses all ten questions, find the probability he gets 7 or 8 right. p(x=7) + p(x=8) (.5)^7(.5)^3 + (.5)^8(.5)^2 I have the correct answers which are .117+.044= .161 But when I calculate the answer on ...
Wednesday, March 30, 2016 by Chris

Math
A recipe requires 3/4 cup of nuts for 1 cake. Enter the maximum number of cales that can be made using 7 1/2 cups of nuts.
Wednesday, March 30, 2016 by Grace

Math
If the ratio of red cars to Blue Cars is 3 to 5 and there are 55 blue cars how many red cars are there?
Wednesday, March 30, 2016 by Michael

Math
An attack submarine is at a depth of 560 feet below the surface and detects a ship on the surface with its sonar that is at a 1.5 degree angle of elevation. What is the actual distance from the submarine to the ship in yards. Additionally is the sonar travels through sea water...
Wednesday, March 30, 2016 by Mabel

Math
A can of soup is in the shape of a cylinder with a radius of 3.2 centimeters and a height of 10.2 centimeters. The label covers the entire lateral surface of the can. What is the approximate area of the label?
Wednesday, March 30, 2016 by ?

Math
If you were to count one number per seconds and counted seven hours per day how long would it take you to count a billion
Wednesday, March 30, 2016 by Kalai

math
Solve the problem.A cyclist bikes at a constant speed for 25 miles. He then returns home at the same speed but takes a different route. His return trip takes one hour longer and is 30 miles. Find his speed.
Wednesday, March 30, 2016 by uyi

math
simplify 6/ã3+2 1. 4/ã3 2. 12-6ã3 3. ã3-2 4. 3 plz help!!!
Wednesday, March 30, 2016 by boo

Math
Find the surface area of a sphere with a radius of 12 m. A. 1,809 m^2 B. 452 m^2 C. 7,235 m^2 D. 603 m^2 Not sure? Please help!
Wednesday, March 30, 2016 by Amber

math
m/5 - 7 = 22 So far i've done this: m/5 = 22+7 m/5 = 29 I don't know how to solve M
Wednesday, March 30, 2016 by Jonny

math
Line segment segment CD has a slope of negative start fraction two over three end fraction and contains point C(−3, −6). What is the y-coordinate of point Q(−1, y) if segment QC is perpendicular to line segment segment CD question mark
Wednesday, March 30, 2016 by Natalia

math (ms sue)
Suppose that one voter in the 2010 UK General Election was selected at random. The probability that the person voted for the Conservative Party was 0.36, the probability that the person voted for the Labour Party was 0.29, and the probability that the person voted for the ...
Wednesday, March 30, 2016 by Sam

Math
Taylor uses 32 buttons for every 4 blouses that she sees.What is the ratio of blouses to buttons? A. 1:4 B: 1:8 C: 4:1 D: 8:1
Wednesday, March 30, 2016 by Janya Thomas

Math
I need help coming up with a unique game that can be played at a carnival, amusement park or casino.... and u need to be able to explain the probabality of your game. Any ideas
Wednesday, March 30, 2016 by Rose

math
Jack saved $60 on a jacket during a 30% off sale.What was the original price of jacket. Will the answer be 200 dollars?
Wednesday, March 30, 2016 by meera

math
1.the vertices of triangle abc are A(2, -5) B(-3,5) C(3, -3). the trianlge is reflected over the x-axsis. use the arrow notation to discribe the origanal triangle and its reflection.
Wednesday, March 30, 2016 by Math 7

math ms.sue please help me
find the surface area of the rectangular prism. inches are:3 ,2 and 4 those are inches for height length and width
Wednesday, March 30, 2016 by ashleydawolfy

Math
A quadratic function is defined by f(x)=-3.7x^2+6.8x+4.2. A linear function is defined by g(x)=-0.5x+k. Determine the value of k so that the line intersects the parabola at exactly one point. Write your answer to the nearest hundredth
Wednesday, March 30, 2016 by Allanna

math
Sam needs to cut a piece of sheet metal into 8 pieces, it takes 5 minutes to cut, how many cuts will he make.
Wednesday, March 30, 2016 by jan

math
divide 15 into thirds and subtract form 14 divede into half?
Wednesday, March 30, 2016 by Anonymous

Math
An attack submarine is at a depth of 560 feet below the surface and detects a ship on the surface with its sonar that is at a 1.5 degree angle of elevation. What is the actual distance from the submarine to the ship in yards. Additionally is the sonar travels through sea water...
Wednesday, March 30, 2016 by Mabel

MATH
3/5 / 1/2
Wednesday, March 30, 2016 by Anonymous

Algebra I math
Which statement best demonstrates why the following is a non-example of a polynomial? 33/16 - 62y^2xz-35z^1/3y^2 a. The expression has a variable raised to a negative exponent. b. The expression has a variable in the denominator of a fraction. c. The expression has a negative ...
Wednesday, March 30, 2016 by Elena

math
whats the last two digits of 5 to the 347 power
Wednesday, March 30, 2016 by Alexis

Math
1.is -15 greater then less then or equal to -21 2.which number is greater then -24 A.-42 B.-27 C.-16 D.-32 3.which set of integers is ordered from least to greatest A.-13,4,0,-8 B.-5,-2,3,1 C.-12,-8,-4,7 D.15,6,-9,-21 4.5,0,_____,-14,-20 A.3 B.-4 C.1 D.18 Please help asap!!!!!
Wednesday, March 30, 2016 by NickWilde

math
another cylinder question volume formula is pi r-sqrt*h the dimensions are 8 inches with a 1.6 radius
Wednesday, March 30, 2016 by meshel

Math
A cone is 14cm deep and the base radius is 4.5cm. Calculate the volume of the water that will fill the cone
Wednesday, March 30, 2016 by Kayode

Business Math
The Principal of SACRO Primary is concerned that the average speed of cars travelling along Princess Road exceeds the recommended speed of 60km/h. A random sample of 10 cars had their speeds measured by radar and the results (in km/h) are as follows: 81, 53, 62, 79, 52, 68, 61...
Wednesday, March 30, 2016 by James

math
Nancy Tai has recently opened a revolving charge account with MasterCard. Her credit limit is $1,000, but she has not charged that much since opening the account. Nancy hasn’t had the time to review her monthly statements promptly as she should, but over the upcoming ...
Wednesday, March 30, 2016 by fila

Math
How to form an algebric equation for the question the length is greatet than its breadth by 5cm
Wednesday, March 30, 2016 by Alka

math
Consider a student loan of $17,500 at a fixed APR of 9% for 25 years. Calculate the monthly payment, determine the total amount paid over the term of the loan, and of the total amount paid, what percentage is paid towards the principal, and what percentage is paid for interest?
Wednesday, March 30, 2016 by suresh

math (algebra 1)
help please, i need help on this question wendy deposited $60 in a savings account earning 10% interest, compounded annually. To the nearest cent, how much interest will she earn in 3 years?
Wednesday, March 30, 2016 by neo

Math
A bank offers two interest account plans. Plan A gives you 6% interest compound annually. Plan B gives you 13% annual simple interest. You plan to invest $2,000 for the next 4 years. Which account earns you the most interest (in dollars) after 4 years? How much will you have ...
Tuesday, March 29, 2016 by Pablo

math
Deandre is a software salesman. His base salary is $1900 , and he makes an additional $50 for every copy of English is Fun he sells. Let P represent his total pay (in dollars), and let N represent the number of copies of English is Fun he sells. Write an equation relating P to...
Tuesday, March 29, 2016 by tremayne

math
sonya spent 3/8 of her money and had $15 left. how much money did she orginally start with?
Tuesday, March 29, 2016 by greg

Math
In middle school computer club, 3/8 of the members are girls. Of the girls in the club, 2/5 are 6th-graders. Write and solve an equation to find the fraction of the members of the club that are 6th-grade girls.
Tuesday, March 29, 2016 by Jaden

math
I also have a question for finding the formula of two rectanguler prisms I know the formula to find the volume is b x h x l Prism A dimensions is a height of 10 inches and the width is 2 inches but how do I find the length of the prism same senario with another prism ...
Tuesday, March 29, 2016 by meshel

math
another cylinder question volume formula is pi r-sqrt*h the dimensions are 8 inches with a 1.6 radius
Tuesday, March 29, 2016 by meshel

math
To find the formula to find the volume of a cylinder is pi r-sqrt.h the dimensions of the cylinder are h=10inches and the radius is 1.25 inches the supposed answer is 39.26 but I am having a hard time calculating the formula to match that help
Tuesday, March 29, 2016 by meshel

Math
Casandra Jones has a job offer in which she will receive $600 per month plus a commission of 2.5% of the total price of the cars she sells. At her current job, she receives $1000 per month plus a commission of 1.7% of her total sales. What is the total price of the cars that ...
Tuesday, March 29, 2016 by Maple Tree

Math
Mrs.Unisko made 60 cookies.She sold 2/3 and gave away 3/4.How many did she have left?
Tuesday, March 29, 2016 by Dianthus

Math
Why is it a good idea to put one nickel, one penny,and one quarter in a different order to find the total?
Tuesday, March 29, 2016 by Amanda

Math
Suzzie has 36 marbles in her pocket. Twelve of them are red. Write this fraction in simplest form, and define the parts of the fraction.
Tuesday, March 29, 2016 by Allison Saka

Math
The question says h= -5t^2-25t models a football being kicked in to the air. And asks for the roots. I found that the roots are -5 and 0. But the answer is 5 and 0. I know time can't be negative. But u can't just switch -5 to 5. Can you.?
Tuesday, March 29, 2016 by Annoym

math
What is the circumference of the circle if the diameter is 63ft. use 3.14 for pie and round to the nearest hundredth.
Tuesday, March 29, 2016 by max

math
Find the circumference of the circle. using 3.14 as pie and round to the nearest hundredth. The diameter is 14.9 in
Tuesday, March 29, 2016 by max

math
find the area and circumference of the circle. Use 3.14 for pie and round to the nearest hundreth
Tuesday, March 29, 2016 by max

MATH
2, 12, 22, 32, 42... Find the difference between the 102nd and the 105th term. a. 20 b. 30 c. 40 d. 70 e. 90 is a correct?
Tuesday, March 29, 2016 by Lorelai<3

math
A baker bought some butter. He used 360 grams to make some pastry. This was 5/6 of the butter he had. How much butter did he buy at first?
Tuesday, March 29, 2016 by Reily

math
Find the zeros of each function. Then graph the function. y= (x-1) (x+2) Can you show me how to do this please?
Tuesday, March 29, 2016 by kelley

math
Jay is as twice as old as Sandy and 2 years younger than Mike Mike is 7 years older than Sandy how old is jay? 6 years old 8 years old 10 years old 12 years old
Tuesday, March 29, 2016 by kimmy

math
which graph represents the function y= -2x^2-5
Tuesday, March 29, 2016 by saliha

math
a 12.0 gallon gasoline tank holds 66.0 pounds of gasoline. If this gasoline cost $3.50/gallon, what is the cost of 1 gram of gasoline.. I need help with just the set up part.. I don't know where to start.. help please
Tuesday, March 29, 2016 by sarah

math
You and your friend are selling tickets to a charity event. You sell 7 adult tickets and 16 student tickets for $120. Your friend sells 13 adult tickets and 9 student tickets for $140. What is the cost of a student ticket?
Tuesday, March 29, 2016 by libby

math
Jay is twice as old as Sandy and 2 years younger than Mike Mike is 7 years older than Sandy how old is jay ? 6 years old? 8 years old? 10 years old? 12 years old?
Tuesday, March 29, 2016 by kimmy

Math
19 yards in 2.5 minutes express each rate as a unit rate round to the nearest tenth
Tuesday, March 29, 2016 by Lol

math
Mrs Lopez has $9,118 in her bank account on March 1 she saves $609 in March. Then, she must pay $1,011 in taxes in April. Mrs Lopez is able to save $705 in May. At the end of May approoimately how much greater or less is her account balance than it was on March 17 Select each ...
Tuesday, March 29, 2016 by luna

Math
you bought 10 gallon jugs of juice for $26 if apple juice cost $2 per gallon and orange juice costs $3.50 per gallon how many of each type did he buy
Tuesday, March 29, 2016 by Kaitlyn

Math
Do you have any 3rd grade math practice worksheets that I can use with my students? One of my students has a predicament of not doing his homework. Please implement your time and implementing a few practice worksheets for my students. Sincerely, Mrs. Raja 3rd grade teacher
Tuesday, March 29, 2016 by Mrs. Raja

math
HOW MANY PENNIES DOES IT TAKE TO MAKE $500?
Tuesday, March 29, 2016 by LUTHER_E

math
What is 78 / 9 x 3 + (6 - 9)?
Tuesday, March 29, 2016 by Andy

math
the product of a number and five decreased by eight
Tuesday, March 29, 2016 by chris

Math
Marcus has a large supply of rectangular wooden tiles. He wants to lay them out to form a square such that there are no gaps, and no tiles overlap. Each tile measures 44 mm wide and 56 mm long a) What will be the dimensions of the smallest square he can form using these tiles...
Tuesday, March 29, 2016 by Jay

Math
An auditorium has 150 rows of seats. The first row has 15 seats, the second row has 17 seats, the third row has 19 seats, and so on, each row having two more seats than the previous row. How many seats are there together in the auditorium.
Tuesday, March 29, 2016 by Jay

Math
If there are 380 seniors and 29 out of every 40 plan on going to college how many plan on going to college?
Tuesday, March 29, 2016 by Senpai

Business Math
An investor has 98 000 to invest. If part is invested at 5% at the rest at 10% how much should be invested at each rate to yield 8% on the total amount? How much will be the interest on the total?
Tuesday, March 29, 2016 by pypski

Math
A researcher tagged 40 giant turtles in 2008.In 2009 she returned and captured 50 turtles,16 of which were tagged.In 2010,she returned again and captured 30 turtles,8 of which were tagged. ....use a proportion to estimate the turtle population for both 2009 and 2010........I ...
Tuesday, March 29, 2016 by Senpai

Math
A rug has an area of 2/3 of a square meter and has a length of 5/6 of a meter. Determine the width of the rug
Tuesday, March 29, 2016 by Anonymous

math
Byron and his band are touring for 6 weeks along the East coat. If they have 12 nights off and play a concert on each of the remaining nights, how many concerts will the band play while on tour?
Tuesday, March 29, 2016 by Anonymous

math
The ratio of the ages of ramu and his sister is 3:4 . If the age of his sister is 36,how old is ramu?
Tuesday, March 29, 2016 by math

Math
1-(sinx tanx / 1+secx)
Tuesday, March 29, 2016 by Loved Chilapu

Math
Mr.Anders wants to put a fence around his back yard.his backyard is rectangular. The lengths of the sides are 75 yards,45 yards,75 yards,and 45 yards.How much fencing will Mr.Anders need?
Tuesday, March 29, 2016 by Hank

Math
If a square is 8.4 feet on each side. How many square feet is it
Monday, March 28, 2016 by Joe

math
Multiply fractions and whole numbers 3. Math class starts at 9:50 A.M. and ends at 10:45 A.M. How long is the class??? Please help me on this question I'm stuck on homework!
Monday, March 28, 2016 by maraya

Math-7th grade
A scale drawing is a parallelogram with a base of 8 inches, a height of 3 inches, and a side length of 4 inches. What is the perimeter and area? Perimeter 3x4x8 = 96 inches Area 8x3 = 24 inches Can this be correct? Sounds too easy. If it is correct, what if scale factor is 4:1...
Monday, March 28, 2016 by Mimi

math
In a lottery game, a player picks 7 numbers from 1 to 45. How many different choices does the player have if order doesn't matter?
Monday, March 28, 2016 by Anonymous

math
If I had a rectangular prism with a volume of 64 cubic cm, what might the L, W and H be?
Monday, March 28, 2016 by victoria

Math
find the equation of a parabola that has a vertex of (-2,-3) and contains the point (4,1).
Monday, March 28, 2016 by Isaiah

Math please explain!!
A student got 80 percent problems correctly which is 32 problems correct. how many problems are they in total? I got 40 in a page but it did not explain can you PLEASE EXPLAIN!!!!
Monday, March 28, 2016 by Jenniferlove

Math
Jose got 80 percent of his questions correctly in his test which is 32 answers correct. how many questions were they in total? PLEASE HELP!!! THIS IS FOR A TEST
Monday, March 28, 2016 by Jenniferlove

math
the slop of the line that goes through (-3, -6) and (-3,-6)is._____ you may find it it helpful to graph the points first
Monday, March 28, 2016 by awesome

4th grade math
long jump measurements. Allison jumped 3/8 foot shorter than the farthest jump. How far, in feet, did Allison jump? how to calculate long jump measurements
Monday, March 28, 2016 by Anthony

Math
A circle has a radius of 10 cm. A chord is 6 cm from the center. What is the length, in centimeters, of the chord?
Monday, March 28, 2016 by Nandhika Sivakumar

Math
Without looking, George pulls socks from a drawer containing 2 white socks, 3 black socks, and 5 yellow socks. With each pull, a sock is removed from the drawer and is not replaced. Find the probability of drawing a yellow, black, and white sock in that order? do we had 5/10 +...
Monday, March 28, 2016 by Zion

Math
Mr. Santiago bought 10 crates of oranges. There were 50 oranges in each crate. He sold 65% of them. 8% of the remainder went bad, and he threw them away. a) How many money did Mr. Santiago earn if he sold the oranges 5 for $1.20? b) If he made $24.15 by selling the rest of the...
Monday, March 28, 2016 by Cailey

1st math
How far does the minute hand move in an hour?
Monday, March 28, 2016 by Sara

math\
Michael invested a certain amount of money at 3% interest and $750 more than that amount at 5%. His total yearly interest was $157.50. How much did he invest at each rate?
Monday, March 28, 2016 by winsome

Math
what is 4 5/8 and 3 3/4 added then subtracted by 11 1/8
Monday, March 28, 2016 by Candace

Math
What is the least common denominator of the four fractions listed below 20 7/10 20 3/4 18 9/10 20 18/25
Monday, March 28, 2016 by Candace

Math
Can you help with a math word problem on rates and ratios
Monday, March 28, 2016 by Susan

Math
Triangle RST has angles measuring 38° and 75°. Triangle R′S′T′ has angles measuring 67° and 38°. The sides are proportional.. Is it dilation? If not what is it??
Monday, March 28, 2016 by Bubble

5th grade math
A seed needs to grow 3 in. in one week. the seed grows 1 7/8 in. one day and 1/2 in. another day. how many more inches does the seed new to grow. Do I add or subtract. help
Monday, March 28, 2016 by Jeffery

math
You are dealt one card from a standard​ 52-card deck. Find the probability of being dealt a card greater than 2 and less than 7. I got 5x4=20/52=5/13
Monday, March 28, 2016 by jessica

math
use the unit circle to determine the exact value of each angle: sine 30 degrees, cosine pi, sine 11 pi divided by 6, and cosine 135 degrees.
Monday, March 28, 2016 by Chris

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