Friday
February 24, 2017

Homework Help: Math

Branches of Math

Recent Math Questions

math
Three softball teams ordered equipment from the same catalog. The first team spent $285 on 5 shirts, 4 caps, and 8 bats. The second team spent $210 on 12 shirts and 6 caps. The third team spent $250 for 7 shirts, 10 caps, and 3 bats. What were the catalog prices for shirts, ...
Monday, January 30, 2017 by Sophia

Math
x = 2 when y = 12 in the proportion x/6 = k/y. Find x when y = 8.
Monday, January 30, 2017 by Anonymous

math
barry gave 1/8 of his stamps to Tom, if he gave 15 stamps to Tom , how many did he had at first?
Monday, January 30, 2017 by avary

Math
Another way to name 1/4
Monday, January 30, 2017 by Dwayne

math
An ant is on top of a tree 23 meters tall, directly above her home, which is 0.3 meters below the ground. What is an expression that represents the difference in elevation between the ant and her home?
Monday, January 30, 2017 by Anonymous

Math
It takes 3/8 cup of powered drink mix to make 1 quart of a flavored drink. How many quarts of flavored drink can Juanita make with 3 cups of Cherry, 7/8 cups of grape and 2 1/4 cups of orange?
Monday, January 30, 2017 by Jeanecia

Math
Julie withdraws $175.00 from her bank account. This amount is 25% of her total savings. How much did she have in her account originally? I think that I multiply 175.00 by 4 which is 700.
Monday, January 30, 2017 by Brady

Math
A salad dressing is 40% peanut oil. Greg wants to make 5 cups of dressing. How much peanut oil does he need?
Monday, January 30, 2017 by Brady

Math
If the distance between 2 cities on the map is 2.5 inches and they are 125 miles apart what is the scale of the map
Monday, January 30, 2017 by Wendy Smerkar

math
1. P(7) (1 point) 1/7 1/8 3/8*** 7/8 2. P(not 7) (1 point) 1/7*** 1/8 5/8 7/8 3. P(a multiple of 2) (1 point) 0.25*** 0.5 0.625 0.75 4. P(a factor of 12) (1 point) 12.5% 25% 50% 62.5%*** 5. Which event has the greatest likelihood? (1 point) spinning 7 spinning not 7 spinning a...
Monday, January 30, 2017 by please hepl

math
how do u identify a line segement? its not like im trying to get straight answers or anything i just wanna know
Monday, January 30, 2017 by dipper pines!!!

Math
which pair of ratios does NOT form a proportion? A.(3/5 24/40) B.30/10 15/3 C.9/14 3/4 D.7/12 14/24 Ms. Sue is this right?
Monday, January 30, 2017 by Help I need somebody not just anybody

Math
Select all the pairs of ratios that form a proportion. 1. 1/6,4/20 2. (7/9,28/36) 3. (14/18,21/27) 4. 30/80, 6/18 Ms. Sue are these right?
Monday, January 30, 2017 by Help I need somebody not just anybody

math
Shaul made a password that consists of one letter followed by two digits. The two digits are different. How many posible passwords did Shaul choose from?
Monday, January 30, 2017 by Keerat

Math
Mrs. Young's tennis court is a rectangular that is 30 feet wide by 70 belong what is the perimeter
Monday, January 30, 2017 by Aliza

math
John has $20 to spend at a used bookstore. He wants to buy twice as many science fiction books as mystery books. Mystery books sell for $1.25. Science fiction books sell for $1.75. Tax is included in the prices. What is the greatest number of science fiction books that John ...
Monday, January 30, 2017 by edgard

Math
Dad bought an octagonal gazebo package. Does he cut the cedar planks first on the floor at 60 and 120 degree angles for this octagon shape?
Monday, January 30, 2017 by Mike

Math
Jenn made 12 field goals. These were 3/4 of her field goal attempts. Write and solve an equation to determine her number of field goal attempts.
Monday, January 30, 2017 by Anonymous

Math Pz help
A flat-screen TV cost $1,40.00. The TV is on sale for 35% off. What is the discounted price of the TV?
Monday, January 30, 2017 by Luna

math
The length by the width of Roxie's photo is 24 cm long and 14 cm wide. In order to make a photo that will fit into a wallet, the photo needs to be reduced to a length of 7 cm. Determine the width of the wallet size photo.
Monday, January 30, 2017 by charles

Math
How many 1pound bags of trial mix should mary buy to have enough trial mix without leftovers. What do i do
Monday, January 30, 2017 by Julian

Math
How many 1pound bags of trial mix should mary buy to have enough trial mix without leftovers
Monday, January 30, 2017 by Julian

math
An art teacher wants to do a project for her 12 seventh graders. Each student will need 2 feet of yarn. If the total is $18, write an equation to determine the cost of yarn, c, per foot. So what am i supposed to do here? i am so lost. i don't know where all the #'s go. Someone...
Monday, January 30, 2017 by person

Math
Analyzing Solution Sets to Linear Equations with the Variable on Both Sides- Infinitely many solutions 5x-2x+7-x=__x__ answers 1-9
Monday, January 30, 2017 by Madeline

Math
Bill weighs 150 lbs. He wants to gain 2 lbs per week for football season. Jamal runs track. He wants to lose weight so he can run faster. Jamal weighs 195 lbs and wants to lose 1 lb per week. How many weeks will it take before both of them are the same weight? A.15*** B.45 C....
Monday, January 30, 2017 by Madeline

Math
Dan's business makes $75,000 a year. He spends 6% of that on advertising. How kuch does he spend on advertising? Here's what I did: .06 • x = $75,000 Sorry, I'm kind of stuck around here, I don't really know if "$75,000" should be either part or total. But anyways, thank you!
Monday, January 30, 2017 by Hatsune Miku

Math
Brittany has a gift box in the shape of a cube. Inside of the box measures 15 cm. What is the volume of the gift box.?
Monday, January 30, 2017 by Alana

MATH
Jack enlarged a picture proportionally .. His original picture is 4cm wide and 6cm long. If the new , larger picture is 10cm wide, what is its length?
Monday, January 30, 2017 by sai tej

Math
The global competition for the World Cup is broken up into six continental zones. The number of teams in the Scottish team’s zone is 17 less than twice the number of teams in the Puerto Rican team’s zone. There is a total of 88 teams in both zones. How many teams are in ...
Monday, January 30, 2017 by Katia

math
A store has a total of 1,957 CD's. The number of hip-hop CD's is 256 fewer than the number of pop CD's. There are three times as many hip-hop CD's as country CD's. a. draw bar models to represent the amount of each of the three types of CD's. b. write the expression you used ...
Monday, January 30, 2017 by CARINA

math
John earn scores of 82%, 74%, and 78% on three mid-term tests in his Math course. To earn a B, his overall course mark needs to be at least 80% and less than 90%. The overall course mark is 1 3 (mid-term average) plus 2 3 of the final examination. In what range of values can ...
Monday, January 30, 2017 by kate

Math
Order the number sets too least to greatest. 11/20 , 1/2 , 0.51 A) 0.51, 11/20, 1/2 B) 1/2, 11/20, 0.51**** C) 1/2, 0.51, 11/20 D) 0.51, 1/2 , 11/20
Monday, January 30, 2017 by Urgent!

Math
The mass of a 10p coin is 6.5g.What is the mass in kilograms of £20 in 10ps?
Monday, January 30, 2017 by Ruby

math
it takes 3 hours for ten pumps to pump 40000l of water ino a dam. how long will it take nine pumps to pump 60000l of water into a dam
Monday, January 30, 2017 by pop

math
toby buys a new mp3 player for a price of 45.50 what is the total amount of his credit card is charged if the sales tax is 7%
Monday, January 30, 2017 by val

Math
5 more than x
Monday, January 30, 2017 by Brian Samuel

MATH
What number is 73% of 215? (1 point) 215 = 0.73n n = 0.73 × 215 0.73 = n × 215 215 = 73n 2. What percent of 94 is 23? (1 point) n/94 = 23/100 23/94 = n/100 94/n = 23/100 23/94 = 100/n 3. 80 is 40% of what number? (1 point) 200 32 20 112 4. Find the commission on a $1,250 ...
Monday, January 30, 2017 by AsHlYbUg295

Math
Four years ago did was 14yrs old. Her brother was thrice her age. What will be their total age in n years.
Monday, January 30, 2017 by Netra

math
solve: 3x+2y-4+6=4x-2y+7-1
Monday, January 30, 2017 by i dont know the answer

MATH HELP QUICK PLEASE!!!!
A tree is 3,212 years old. How can you express this age in scientific notation with the lowest level of precision? 3•10^3*** 3.2•10^3 3.21•10^3 3.212•10^3
Monday, January 30, 2017 by Jinxx

Math
Find the smallest integer value of N such that f(x)=O(x^N). a) f(x) = x^7 - 150x^6 + 3x^3 + 111 b) f(x) = (x^3 + 2x^2) / (x^4 + x^2 + 1) c) f(x) = ⌈x⌉ d) f(x) = ⌊x⌋
Monday, January 30, 2017 by Winston

math help Please?
1. A savings account is started with an initial deposit of $500. The account earns 1.5% interest compounded annually. (a) Write an equation to represent the amount of money in the account as a function of time in years. (b) Find the amount of time it takes for the account ...
Monday, January 30, 2017 by sea

Math
What is the area between z=0 and z=2.95
Monday, January 30, 2017 by Marco

Math
9-8x7+6:3=...?
Monday, January 30, 2017 by Mina

Math
The area of a rectangular park is 4800 Sq me if the ratio of the length and breadth is 3:4,find its length and breadth
Monday, January 30, 2017 by Naveen

math
what number has 6 tens and 5 ones
Monday, January 30, 2017 by Mahmoud

math
What number has 3 digitals on the hundred square
Monday, January 30, 2017 by Mahmoud

math
what number has 6 tens and 5 ones
Monday, January 30, 2017 by Mahmoud

Math
What is 0.7 x 10 = x 10 = 0.07 x 10 = x 10 = 0.23 x 10 = 0.023 x 10 = 0.004 x 10 = 0.404 x 10 =
Monday, January 30, 2017 by Rei

math
An arc of a circle measures 30° if the radius of the circle is 5 cm what is the length of the arc
Monday, January 30, 2017 by jesse

math
im a lil confused on this question it ask what number is 73% of 215 am i supposed to multiply 73% and 100 or am is supposed to multiply 215 and 100 then divide? or what just a lil confused
Monday, January 30, 2017 by worthless

Math, Data Management
A President and Vice- President for a school council are chosen from a hat with the names of all 12 members in the hat. Determine the probability that Nisha and Anne are chosen as President and Vice- President respectively. Answer Provided: 1/132.
Monday, January 30, 2017 by Jordan

Math
If yuo find four different numbers totaling 54 so that if you ad 2 one of the numbers lf you take 2 from another num if multiply third num by 2 and devide the fourth num by 2 the ans is always be tha same
Monday, January 30, 2017 by Anonymous

math
A triangle has a 13-inch side, a 14-inch side, and a 15-inch side. To the nearest tenth of an inch, how long is the median drawn to the 14-inch side?
Monday, January 30, 2017 by anonymous

Math
Six groups of students sell 162balloons at the school carnival there are three students in each group if student sells the same number of balloons how many balloons does each to student sell
Sunday, January 29, 2017 by Chloe

Math
The sum of 23 and Hans height is 54
Sunday, January 29, 2017 by Anonymous

math
Jesse bought 10 more pencils than erasers. A pencil costs $0.15, and an eraser costs $0.22. He paid a total of $4.46. How many erasers did Jesse buy? ~I got some help and ended up here 22x+14(x+10)=446 I just don't know how to solve the rest of the problem do I just factor it ...
Sunday, January 29, 2017 by Edgard

Math
fred is more than 3 years more than twice the age of jane. the sum of their ages is 48. how old is each?
Sunday, January 29, 2017 by James

Math
At what point of the curve y= x^4 is the normal line parallel to 2x + y = 3? Find the equation of the normal line.
Sunday, January 29, 2017 by Laura

Math-Geometry
I am having a difficulty with solving proofs, such as triangle proofs for my homework, is there any tips and tricks to be able to solve them?
Sunday, January 29, 2017 by Ray

math
JOhn hs 2 apples, Many has 9 apples, how many apples are in total?
Sunday, January 29, 2017 by Anonymous

Math
Comparison of bottles 1/3 and 2/6
Sunday, January 29, 2017 by Chloe

Math
Find the smallest integer value of N such that f(x)=O(x^N). a) f(x) = x^7 - 150x^6 + 3x^3 + 111 b) f(x) = (x^3 + 2x^2) / (x^4 + x^2 + 1) c) f(x) = ⌈x⌉ d) f(x) = ⌊x⌋
Sunday, January 29, 2017 by Winston

Algebra
Can you please help me with this math problem: 5 6 2 9 12 3 (4X Y Z) X (5X Y Z) The numbers at the top are exponents.thank you
Sunday, January 29, 2017 by Lucille

math
So a moped travels at 40km/h for part of a trip and 10km/h for the remainder. If it takes 5.75 hours to travels 185km, how far did it travel at each speed?
Sunday, January 29, 2017 by Cookie

Math
I am stuck on the question Jeremy collected nickels for one week he is making stacks of his nickels to determine how many he has the thickness of one nickel is 1/6 inch what is the combined height of 3 nickels 2 nickels and 1 nickel help me I don't get it!!!!:(((((:(((
Sunday, January 29, 2017 by Mirissa

math
An ice cream van sells 3 different ice-cream flavours with 4 different toppings. How many different choices can be made using only one of the ice-cream flavours and only one of the toppings?
Sunday, January 29, 2017 by veekas

math
One leg of a right triangle is one less than twice the other. The area of the triangle is 18 square feet. What is the length of the 3rd side of the triangle? Solve by factoring. A= 1/2 (b)(h) 18= 1/2 (x)(2x-1)
Sunday, January 29, 2017 by Maddie

math
the aquarium's height is 11 inches, width is 8 inches, and length is 20 inches, he wants to replace the water. how much water does the aquarium hold?
Sunday, January 29, 2017 by Dorcas

Math
what is 2x+2=4?
Sunday, January 29, 2017 by Anonymous

math
Jacky is cutting 4 yards of fabric into 7 pieces of equal length. Which expression represents the fraction of a yard each piece will be? 7-4 4-7 7/4 4/7
Sunday, January 29, 2017 by helpme

math
I need help here log2^(3) + log4^(7)
Sunday, January 29, 2017 by anonymous

Math
one track coach wants his athletes to race 8 miles around a track to measure how fast each person can run if the track is 2/3 of a mile around. How many laps around the track will the athletes have to run to complete the race?
Sunday, January 29, 2017 by Anonymous

Math
Seth has three more than twice as many baseball cards as Aaron. Together they have 33 baseball cards. How many cards does Seth have? Answer: I dont understand please help
Sunday, January 29, 2017 by Edgard

Math
cos(x)/(1-tan(x)) + (sin (x))* cos(x))/ sin (x)-cos(x))
Sunday, January 29, 2017 by Mary

math
On a test you answered six 5-point questions and eight 2-point questions. You earned 92% of the possible points. How many points is the test worth?
Sunday, January 29, 2017 by Jazmin

Math
Simplify the follow)ing to the simplest form (tan(x) +cot(x))/ (tan(x)*cot(x))
Sunday, January 29, 2017 by Sandra

Math
(1+tan(x))* (1+cot(-x))
Sunday, January 29, 2017 by Sandra

Math
Solve the Identity cot (x)/ (csc(x)-1)= (csc(x)+1)/cot (x)
Sunday, January 29, 2017 by Sandra

Math
It costs 3$ for an adult and 2$ for a student to attend a car show. 250$ was collected when 90 people attended how many were adults and how many were students
Sunday, January 29, 2017 by Sophya

Discrete math
(a) Use the Euclidean Algorithm to nd gcd (2017; 271) and use this to nd integers x and y so that gcd(2017; 271) = 2017x + 271y. (b) Is it true that for all integers a and b, if not both a and b are zeros then not both 5a+3band3a+2barezeros,andgcd(5a+3b;3a+2b​)=gcd(a;b...
Sunday, January 29, 2017 by Mariaaaaaaa

math
1. a number is subtract from 20 the result is 10 what is the number 2.i multiply a number by 10 and where 12 is remove the result is 18 what is the number 7
Sunday, January 29, 2017 by ukasha aminu musa

Math
Mary bought a length of ribbon. She used 2/5 of it to wrap a package and 1/5 of it for a bow. If she used 60 in. of the ribbon, what was the length of the ribbon she bought?
Sunday, January 29, 2017 by Saba

Math
The difference of two consecutive numbers is 15 the greater number is X then find the smallest
Sunday, January 29, 2017 by Kivi

Math
Garage charges one time rate of $8 plus $1.50 per half hour. What function represents total cost C(x), for parking for x hours
Sunday, January 29, 2017 by Anonymous

Math urgent homework
A book is advertised at $500 with an inclusive 5% GST. What is the original price of the book?
Sunday, January 29, 2017 by Anonymous

math
evaluate without using L'Hopital theorem the following limit lim x-->0 [(sin(x)-x)/(x-tan(x))] the answer is 0.5 but I want to know the steps to calculate such a problem
Sunday, January 29, 2017 by Al-Madhagi

math
evaluate without using L'Hopital theorem the following limit lim x-->0 [(sin(x)-x)/(x-tan(x))] the answer is 0.5 but I want to know the steps to calculate such a problem
Sunday, January 29, 2017 by Al-Madhagi

Math
From 1980 to 1990 the population of London increased by 6%. From 1990 to 2000, the population of the city decrease by 3%. What was the overall percentage change in the population of London from 1980 to 2000?
Sunday, January 29, 2017 by Samiya

Math
A plane flies from city x to city y against the wind in 8 hours and flies back from city y to city x with the wind in 5 hours. If the speed of the wind is 650 mph, find the wind speed in mph?
Sunday, January 29, 2017 by Samiya

Math
The third term of an A.P is 20, the fourteenth term is 64. Find the first term, the common difference and the nth term
Sunday, January 29, 2017 by Angeles

math
The sum of ages of Sam ang thomas is 27 years. Seven years ago, Toma's was three years more than one fourth as old as Sam. Find their present ages
Sunday, January 29, 2017 by Anonymous

math
use the method of substitution to solve the following pairs of simultaneous equation. 2m+n=0,m+2n=3
Sunday, January 29, 2017 by joel

Math
Four subtracted from 3 times a number is 29. Find the number
Sunday, January 29, 2017 by Sophie

math
a school has 720 pupils. one day 36 pupils were absent, what fraction represented those who are present?
Sunday, January 29, 2017 by maloba

Math
The sides of triangle are in ratio 5:3:4 and it's perimeter is 180m find altitude of the triangle corresponding to its largest side
Sunday, January 29, 2017 by Vanshika

Math
what is the sqaure root of -3/2*81
Sunday, January 29, 2017 by AoPS

Math
A container has 3 green, 2 white, and 5 blue beads. John randomly takes out 1 bead from the container, record the bead's color, and return the bead to the container. He will complete this process 50 times. How many times should John expect to record a bead color that is not ...
Saturday, January 28, 2017 by Anonymous

math
tree pipes of diameter 1 m are held together by a taut metal band as shown. Find the length in meters, of the metal band.
Saturday, January 28, 2017 by lia

math
Ali walks at a speed of 48 m/min, while Tina walks at a rate of 62 m/min. if they are 1320 m apart and they walk towards each other until they meet. How many minutes would it take?
Saturday, January 28, 2017 by Anonymous

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