Saturday
February 25, 2017

Homework Help: Math

Branches of Math

Recent Math Questions

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

Math
The temperature at noon in Los Angeles on a summer day was 88°F. During the day the temperature varied from this by this much as 7.5°F. Write and solve an absolute value inequality to find the range of possible temperatures for that day?
Saturday, January 28, 2017 by Madison

MATH
A 0.26 M solution of a weak acid HA is 0.35 % ionized. What are the H+ , A- , and HA concentrations at equilibrium? What is Ka?
Saturday, January 28, 2017 by Ash

math
Find the smallest number which is greater than 3220 and divisible by 3
Saturday, January 28, 2017 by Anonymous

Math
can you please help me work on this problem? I have a few and I want to know how to figure it out: The ratio of boys to girls in a class is 5 to 6. How many boys at in the class if there is a total of 121 students. I guessed 55 boys and 66 girls?
Saturday, January 28, 2017 by Ana

Math
A map has a scale of 5 cm: 12km. If two cities are 17 cm apart on the map, what is the actual distance between the cities, to the nearest tenth of the kilometer? My answer was 70.8 km
Saturday, January 28, 2017 by Perry

Math show work
If a hypothetical planet in our Solar System had a sidereal period of 11.1 Earth years and a circular orbit, how far from the Sun in Astronomical Units would it be? Enter your answer to the nearest 0.01 AU.
Saturday, January 28, 2017 by help

Math
Eric bought a package of loose leaf paper that contained 500 sheets. In the first week, he used 1/5 of the paper. During the next two weeks, Eric used 2/5 of the remaining paper. How many sheets of paper did Eric have available at the start of the fourth week? Choices A. 100 ...
Saturday, January 28, 2017 by Trey

Math
Which of the following is NOT a correct ratio for 12 stars and 15 hearts? a. 12 to 15 b. 4:5 c. 12/15 d. 3 to five
Saturday, January 28, 2017 by Ana

math
My pizzeria offers pizzas in 3 sizes (S/M/L) 7 different meat toppings 5 different vegetable toppings 4 different kinds of cheese. How many different pizza orders are possible if we must pick a size, 1 meat, 2 different vegetables, and 1 kind of cheese?
Saturday, January 28, 2017 by gugtrt

Math
Solve and prove the identity (tan x+ cot (-x))/ (tan x - cot(-x))= 1-2cos^2(x)
Saturday, January 28, 2017 by Annika

Math
How do you convert 4.5rad to degrees?
Saturday, January 28, 2017 by Anonymous

Math
One side of a square is 10 inches long. How many 1 square inch tiles are needed to cover the area of the square?
Saturday, January 28, 2017 by Jae

Math
If a hypothetical planet in our Solar System had a sidereal period of 11.1 Earth years and a circular orbit, how far from the Sun in Astronomical Units would it be? Enter your answer to the nearest 0.01 AU.
Saturday, January 28, 2017 by johhny 5

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 dont understand this problem havent done it in a long time.
Saturday, January 28, 2017 by Edgard

math
Three numbers form a geometric progression. If the second term is increased by 2, then the progression will become arithmetic and if, after this, the last term is increased by 9, then the progression will again become geometric. Find these three numbers.
Saturday, January 28, 2017 by Anonymous

Math
Sinx=cosy hole cosec(x+y)er man kata?
Saturday, January 28, 2017 by Avijit

math
List the sides of triangle ΔMNP in ascending order (shortest to longest) if: m∠M = 64°, m∠N = 48°, for this one i am not sure if your supposed to find the third angle and or the third side can you guys explain and show me the answer i got 132 degrees but can't find out ...
Saturday, January 28, 2017 by maria

math
In an isosceles triangle, the perimeter is 75 cm and one of the sides is 25 cm. Find all its sides. Can you find all angles of the triangle? Explain your answer.
Saturday, January 28, 2017 by maria

math
Given: ∆ABC is isosceles m∠ACB = 120° m∠BMC = 60° CM = 12 Find: AB can you guys help I'm really struggling with proofs (statement and reasons)
Saturday, January 28, 2017 by allie

Math
A rectangular Park of length 80m and width 65m has two paths of uniform width 2.5m crossing each other. Find the area of remaining portion.
Saturday, January 28, 2017 by Vivek

math
The ratio of the forth and 12th terms of a g.p. with positive common ratio is 1:256. If the difference of two terms be 61.2. Find the sum of 8 term of this series.
Saturday, January 28, 2017 by arti

math
A chord,distance 2 cm from the centre,of a circle is 18 cm long.calculate the length of a chord of the same circle which is 6cm from the centre.
Saturday, January 28, 2017 by kuku

Math
If an object which weighs 100 lbs on the Earth's surface were placed on a planet with 2 times the radius of the Earth and with 7 times the Earth's mass, how much would that object weigh? Enter answer to nearest 0.1 lbs. The term "void ratio" means the ratio of the volume of ...
Saturday, January 28, 2017 by james bond

Math
what value of x is the derivative of x^3 is equal to the derivative of x^2 + x? can someone help me out please
Saturday, January 28, 2017 by Nabeel

Math
You are wrapping boxes for a fundraiser. You have 80 large boxes. You need 2 3/4 feet of ribbon for each large box. Each roll of ribbon has 50 feet of ribbon
Saturday, January 28, 2017 by Sarai

Math
The radius of the larger circle is 9cm. The diameter of the smaller circle is 11cm. Find the area of the shaded region. I don't understand this questions at all please help.
Friday, January 27, 2017 by Serena

Math -
8x + 14y = 24 6x + 7y = 10 Solve for x & y I tried multiple times but I just can't seem to get the right answer.
Friday, January 27, 2017 by Kathy

Basic math
Complete the table. Simplify all answers. As a percent and. Decimal and fraction
Friday, January 27, 2017 by Trudy

Math
If 2/3 of my money is $18. How much money do i have in all
Friday, January 27, 2017 by Indira

Math
If the diameter of a wheel is 10 inches. What is the circumference of the wheel in inches?
Friday, January 27, 2017 by Jae

math
if an object is projected upward from ground level with an initial velocity of 64 ft per sec,its height h in feet t seconds later is h=-16t+64t.after how many seconds is the height 48 ft.
Friday, January 27, 2017 by glenda

Math
Sorry posted the wrong question earlier. Let A and B be sets. Show that A \ (A \ B) ⊆ B.
Friday, January 27, 2017 by Winston

Math
in a fifth grade class, 3/4 of the students like to go to the movies. of the students who like to go to the movies, 2/3 of them like action movies. of the students who like to go to action movies, 4/5 of them also like comedies. what fraction of the students in the class like ...
Friday, January 27, 2017 by Shelby

math
In 2001 Shammera was 16 years old. In 2006 Shameera will be 3 times as old as his cousin Samuel. How old will samuel be in 2006?
Friday, January 27, 2017 by indira

math
The two trapezoids shown are similar. If the area of the larger trapezoid is 96 square centimeters, what is the area of the smaller trapezoid?
Friday, January 27, 2017 by lolo

math
Sandra took a loan of $25,000 and had to repay $29,500. at the end of 3years. At what rate of interest did she get that loan
Friday, January 27, 2017 by indira

Math
Farmer Greg has some cows and some hens. Between them they have 52 legs and 38 eyes. How many hens, and how many cows does farmer Greg have? Clue.. Cows have four legs Hens have 2 legs Eyes 2 What I got.. 38÷2=19 8×4=32 10×2=20 20+32=52
Friday, January 27, 2017 by Viviana

math
farmer nick planted a line of coconut trees along the length of his land. If he planted them 4m apart and the distance between the 1st and last tree last trees is 100m. Calculate the number of trees he planted.
Friday, January 27, 2017 by indira

Math
Farmer is looking for materials to make a 2 pens side by side with 360m of fence what is the dimension of each pen with the maximized area
Friday, January 27, 2017 by Mahad

math
if 2/3 of my money is $18. how much do i have in all?
Friday, January 27, 2017 by indira

Math
Let A and B be sets. Show that A\B(A\B) ⊆ B.
Friday, January 27, 2017 by Winston

Math
A map is drawn to a scale 0f 1 :20 000. Calculate the area of a a lake that measures 3 square km
Friday, January 27, 2017 by Erica

MATH
1.075-(-3.1) 4.175
Friday, January 27, 2017 by HAYDEN

Math
Why id gonzo walk around carrying ice cream and a pair os sparrows
Friday, January 27, 2017 by Selena

math
3/14 of 10/9 Help needed ASAP
Friday, January 27, 2017 by azaiah

Math
jason weighs 36 pounds together he and his sister weigh four ponuds more than three times the weight of his sister what is the weight w of jason's sister? 36+ w= 3; 18 pounds 36+ w- =3w; 19 pounds 36+ w= 3w+4; 16 pounds 36+ w= 3w -4; 20 pounds
Friday, January 27, 2017 by Valerie

math
Sum of 9 odd no.gives 90
Friday, January 27, 2017 by ajay

math
The mean of Alice's last 5 math test scores is 88. The first 4 of these 5 math test scores were 87, 75, 93, and 85. What score did Alice earn on her fifth math test?
Friday, January 27, 2017 by charles

Math
A square field has an area of 6.25 km² find the cost of putting a fence round it at rs. 10.50 per meter
Friday, January 27, 2017 by Riya

Math
Has anyone on connections academy done the Unit 1: Lesson 13: Geometry unit test. I really don't understand can someone post the answers, thanks. I'm in 7th grade btw.
Friday, January 27, 2017 by Kyla

Math
One angle of a triangle measures 95°. The other two angles are in a ratio of 7:10. What are the measures of those two angles?
Friday, January 27, 2017 by Carson

Math
In a local lottery, there is a 15% chance of winning $1, a 5% chance of winning $5, a 1 in 100 chance of winning $50 and a 1 in 10 000 chance of winning $500. What is the expected value of your winnings in this lottery? How much does the lottery need to charge for each ticket ...
Friday, January 27, 2017 by M

math
two parallel chords of length 30 cm and 16 cm are draw on the opposite sides of center of a circle of radius 17 cm find the distance between the chord
Friday, January 27, 2017 by vikash

math: counting techniques
Six problems (numbered 1 to 6) are set for a math test. A student can score 0, 1, 2, 3 points for each problem. Find the number of ways to score a total of 15 points for the six problems.
Friday, January 27, 2017 by tom

Math (Advanced probability)
In a local lottery, there is a 15% chance of winning $1, a 5% chance of winning $5, a 1 in 100 chance of winning $50 and a 1 in 10 000 chance of winning $500. What is the expected value of your winnings in this lottery? How much does the lottery need to charge for each ticket ...
Friday, January 27, 2017 by M

Math
If a water bottle holds 1.5 litters of water if I open a new bottle an drink half how much water is left
Thursday, January 26, 2017 by D

Math
Explain, in words, the steps to finding all zeros of a polynomial. 1. Synthetic division 2. Simple diamond or dimond grouping 3. set your answer to zero Idk if thats all the steps
Thursday, January 26, 2017 by Pam

Math
I'm not sure where to start... Mail order marketing companies have a response rate of 15% to their advertising flyers. If 25 people receive the flyer, what is the probability that 5 people respond to the flyer?
Thursday, January 26, 2017 by Anonymous

Math
5 students are randomly seated along the side of a table. What is the probability that they are seated in order of age?
Thursday, January 26, 2017 by Anon

Math
Can someone please help me with this. I'm not getting the right answer. Jill traveled to canada and bought a lamp for 460 canadian dollars. In US dollars (to the nearest cent)this is equivalent to 577.25 517.77 450.52 480.66 Can you please show me how you got your answer.The ...
Thursday, January 26, 2017 by Jackie

Math
So far, you have used synthetic division and factoring to find x-intercepts. What additional information do you need to create an accurate sketch of the function ? How do you propose we find this information using the equation ?
Thursday, January 26, 2017 by Beth

Math
Suppose your cell phone company offers two plans. The pay-per-call plan charges 14 dollars per month plus 6 cents per minute. The unlimited-calling plan charges a flat rate of 22 dollars per month. How many minutes per month must you use for the unlimited-calling plan to ...
Thursday, January 26, 2017 by Anonymous

math
Ganesa wanted to write numerical examples for the inequality a<b, with the conditions described in the table. One of the conditions cannot be met. Complete the table. Indicate which condition cannot be met. condition a<0 and b<0 a<0 and b>0 a>0 and b<0 a&...
Thursday, January 26, 2017 by caden

Math
Describe how you use your calculator to find the exact zeros of a function.
Thursday, January 26, 2017 by Aria

math
Nikita is making spaghetti sauce and pizzas for a party. Her spaghetti sauce calls for 1 3/4 cups of tomato paste, and her pizza recipe uses 2/3 cup of tomato paste. She will triple her spaghetti sauce recipe and make 6 pizzas. Write and evaluate an expression for how many 3/4...
Thursday, January 26, 2017 by caden

math
whats 2/3 +1/4
Thursday, January 26, 2017 by roisie

Math
A store discounted everything by 51%.  The sales price of a scarf is $72.89.   What was the original cost of the item? 
Thursday, January 26, 2017 by Lay

Math
A store is having a 45% off everything sale.   What is the sales price of a pair of gloves that costs $145.56 before the sale? 
Thursday, January 26, 2017 by Day

Math
A store marks up its merchandise by 95%.  What is the floor value of pair of pants that the store purchased for $184.49?
Thursday, January 26, 2017 by bursharr

  1. Pages:
  2. <<Prev
  3. 5
  4. 6
  5. 7
  6. 8
  7. 9
  8. 10
  9. 11
  10. 12
  11. 13
  12. 14
  13. 15
  14. 16
  15. 17
  16. 18
  17. 19
  18. Next>>