Saturday
October 1, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

math
the weights of 3 kittens at one week of age were 3.6 ounces,4.2 ounces,and 3.3ounces. if each kitten has gained 2.3 ounces, how much does each of the kittens weigh
Tuesday, September 13, 2016 by saadia

Math
Please check my responses! ASAP Consider the following data set: 3,4,6,7,9,9,11 If 5 were added to each of the values, how would that affect the median? My Answer: The median would change and increase. Consider the following data set: 3,4,6,7,9,9,11 If 5 were added to each of ...
Tuesday, September 13, 2016 by Kara

math
What is the conjugate of the complex number 5 - 4i?
Tuesday, September 13, 2016 by kate

math
John saved 8/5 of what Mary saved. Idf Mar saved P 390 lessthan what John saved, how much did both of them saved?
Tuesday, September 13, 2016 by michelle

math
Martin had red toy cars and blue cars in a box. the ratio of the blue toy cars to the red toy cars is 5:2. When Martin put 15 more blue toy cars in the box, the ratio of the blue toy cars to the red toy cars became 4:1. How many red toy cars and blue toy cars are now in the box?
Tuesday, September 13, 2016 by michelle

math
Flery has some apples and bananas. The ratio of the apples to the bananas is 2:5. She used 1/4 of the apples to make an apple pie. What is the ratio of the apples to the bananas?
Tuesday, September 13, 2016 by shobe

math
mMax has two basket of oranges. The ratio of the oranges in the basket A to those in basket B is 7:4. If Max puts half of the oranges in basket A to basket B, what is the new ratio of the oranges in basket A to basket B?
Tuesday, September 13, 2016 by shobe

math
The ratio of Joseph's coin s to Jake's coins is 5:2. The ratio of Stephens coins to Jake's coin is 4:9. If Jake is 36 coins, how many coins do they have altogether?
Tuesday, September 13, 2016 by tingga

math
the ratio of Mark's shirt to edwin's shirts is 3:5. if Mark gives Edwin 7 shirts and the ratio becomes 1:3, how many shirts did each have at first?
Tuesday, September 13, 2016 by tingga

Math
Where do I put the brackets in the following equation? 3x5+3-2x7+1=23
Tuesday, September 13, 2016 by Meelah

math
john saved 8/5 of what Mary saved. If Mary saved P 390.00 less than what John saved, how much did both of them saved?
Tuesday, September 13, 2016 by isay

math
The mass of JM's father is 7/3 of JM's mass. What fraction of their total mass is JM's mass? what is the total mass if the mass of JM's father is 36 kg more than JM's mass?
Tuesday, September 13, 2016 by isay

math
What is the ratio of the green bens to the total number of beans where the number of green beans is 4times more than the number of red beans?
Tuesday, September 13, 2016 by isay

Math
A fair eight-sided die is rolled six times. A success is getting a 6, 7 and 8. Find the probability of getting three successes.
Tuesday, September 13, 2016 by Grace

Math HELP please!
Order the rational numbers from least to greatest: 0.42, - 1/2, 11/20, - 0.51. - 0.51, 0.42, - 1/2, 11/20 - 0.51, - 1/2, 0.42,11/20 - 1/2, - 0.51, 0.42,11/20 - 1/2, - 0.51, 11/20, 0.42 PLEASE HELP
Tuesday, September 13, 2016 by Pokemon

Math HELP!
3/4 ___ - 5/6 < > = - 1 3/4 ___ 3/4 < > = 2 3/4 ___ 2 4/6 < > = PLEASE HELP
Tuesday, September 13, 2016 by Pokemon

Math
If you stop back in number by 1 by 2 from a number of money. It'll be fun bye to you get one by 8 what is the number
Tuesday, September 13, 2016 by Kirtiman Singh

math
half the difference of 4 from 14 added to 5
Tuesday, September 13, 2016 by mary

Math
A machine produces items of which 10% are defective. At the end of each hour, a sample of n items is inspected. If it contains no defectives, the machine is allowed to run for another hour, otherwise the machine is stopped. Find the minimum value of n if the probability that ...
Tuesday, September 13, 2016 by Desperate student

math
A four-cylinder engine has a bore of 90mm and a stroke of 100mm. The clearance volume of each cylinder is 0.065 L. Assuming compression starts at the bottom of the stroke, determine: (a) the capacity of the engine (b) the compression ratio of the engine
Tuesday, September 13, 2016 by Alice

Math
An insurance company classifies drivers as low-risk, medium-risk and high-risk. Of those insured, 60% are low-risk, 30% are medium-risk and 10% are high-risk. After a study, the company finds that during a 1-year period, 1% of the low-risk drivers had an accident, 5% of the ...
Tuesday, September 13, 2016 by Desperate student

math
Mr. kumar bought a car for $5,000 during the first year, it's value depreciated by 20%. what was the value of the car after one year.
Tuesday, September 13, 2016 by aroara

math
p varies directly as q and the square of r and inversely as s write the equation of the relation find k if p=40 q=5 r=4 s=6 find p when q=8 r=6 and s=9 find s when p=10 q=5 r=2
Tuesday, September 13, 2016 by cate martinez

Math
Alex, Bill, and Chen each in turn toss a balanced coin. The first one to throw a head wins. a. What are their respective chances of winning if each tosses only one time? b. What are their respective chances of winning if they continue, given a maximum of two tosses each? c. ...
Tuesday, September 13, 2016 by Desperate student

Math
Last season , a football team won 35 games and lost 72. Finding the winning percentage.
Tuesday, September 13, 2016 by Katia

Math
If an object is propelled upward fom a height of s feet at an initial velocity of v feet per​ second, then its height h after t seconds is given by the equation he=−16t squared + vt + ​s, where h is in feet. If the object is propelled from a height of 44 feet...
Tuesday, September 13, 2016 by Please help

Math
13.8.33 Question Help If an object is propelled upward from a height of s feet at an initial velocity of v feet per​ second, then its height h after t seconds is given by the equation h=−16t squared + vt +​s, where h is in feet. If the object is propelled ...
Tuesday, September 13, 2016 by Sweet Person

math
three varieties of flowers bloom every 24, 48, and 52 days. suppose today the three are flowering, after how many days will they bloom together?
Tuesday, September 13, 2016 by arvee

math 101
how much liquid containing 6% boric acid should be mixed with 2 quarts of a liquid that is 15% boric acid in order to obtain a solution that is 12% boric acid?
Tuesday, September 13, 2016 by arvee

Math 172
Find the break-even point for the firm whose cost function C and revenue function R are given. C(x) = 14x + 9,000; R(x) = 23x (x, y) = (_________)
Monday, September 12, 2016 by Leyla

Math
Where does the parenthesis go to make the equation true 5+4*3-1=18
Monday, September 12, 2016 by Abel

Math
Describe and correct the error in finding the sum. 3/10 + (- 1/10) = 3+1/10 = 4/10 = 2/5
Monday, September 12, 2016 by Hayden

math
lindsey buys a bug of each size of bouncy ball. she wants to put the same number of each size of bouncy ball in to 5 party favor bags. how many of each size of bouncy ball will she put in a bag?
Monday, September 12, 2016 by alana

MATH
el rectangulo mostrado aqui es un rectangulo cuadrado cuyo interior se puede dividir totalmente en dos o mas cuadrados. el numero escrito dentro de un cuadrado es la longitud del lado de ese cuadrado. calcule el area de este rectangulo cuadrado.
Monday, September 12, 2016 by Rolanda

math
mr. henderson has 2 bouncy ball vending machines. he buys one bag of the 27 millimeter balls and one bag of the 40 millimeter balls. he puts an equal number of each in the machine. how manu bouncy balls does he put in each machine?
Monday, September 12, 2016 by alana

math
each of 14 student will give 1 1/3 minute speeches how long will it take for all the students to give their speech
Monday, September 12, 2016 by Kaashif

Math
This is a cross product problem: Given uxv=<2,-3,0> find (u-5v)x(u+4v) I appreciate your help Thank you!
Monday, September 12, 2016 by Frank

math
A hare is in a 100m race. it starts the race at a particular speed s. halfway through the race, it notices its losing, and increases its speed by an additional 15m/s. Write a formula for how long the hare took on the first half of the race, in terms of s.
Monday, September 12, 2016 by Mary

Math
Given the GCM or LCM, what else do you know about each pair of numbers? Two numbers have a GCF of 2
Monday, September 12, 2016 by Victoria

math
The pressure exerted on a surface is the ratio of the force on the surface to its area. Find the pressure on a patch, 2.25 m square, on a tank if the force on the patch is 37.4 N.
Monday, September 12, 2016 by delvina

Math
What is the difference between "Give your answer correct to two decimal places." and "Round your answers to two decimal places." ?? Are they the same thing or do the answers differ?
Monday, September 12, 2016 by George

Math
Find the sum of all the even numbers between 75 and 85
Monday, September 12, 2016 by Anonymous

math
Just want to double check please... Susie has two children, Mary and Jake. Given that Susie has Alzheimer’s and there’s a 25% chance that she passed the Alzheimer’s gene onto her offspring, what is the probability of BOTH Mary and Jake developing Alzheimer’...
Monday, September 12, 2016 by Danielle

math
Factoring: differences of cubes 9a^2-16
Monday, September 12, 2016 by Ken

Math
What two numbers multiple to get 64, but add to get -16 ? Is the answer prime
Monday, September 12, 2016 by Ken

math
1.8e+6 in simplest form?
Monday, September 12, 2016 by j

Math
Pencils cost $0.49 each. You estimate the cost as $0.50 each. How many pencils do you need to buy for your estimate to differ from the actual cost by $2.00?
Monday, September 12, 2016 by Anonymous

Math
If he didvdes his land into a square fields that are1/2 mile long and 1/2 mile wide how many fields will he have?
Monday, September 12, 2016 by Shari

Math
A square painting measures 2 meters on each side.What Is the area of the painting in square centimeters.
Monday, September 12, 2016 by Anonymous

math
before swimming andrea walks for 12 minutes and burns 60 calories. While swimming she burns 10 calories per minute. Write a variable expression for how many calories Andrea burns while walking for 12 minutes and swimming for m minutes.
Monday, September 12, 2016 by stephanie

math
The equation below can be used to model the approximate total revenue based on the number of cars sold at a local dealership. Revenue = 1,000 + 6,000p Which of the following is true? A. The slope is 6,000 and represents the cost of six cars. ***my answer*** B. The slope is 1,...
Monday, September 12, 2016 by Nikki

Math
Jenny bought 3.50 pounds of peanuts for $12.60.Her friend buy's 4.00 pounds of pecans for $15.20. Which is less expensive per pound? By how much?
Monday, September 12, 2016 by Jane

math
Perform the operation and write the result in standard form. 9i - (5 + 3i)
Monday, September 12, 2016 by kate

Math
5 6 15 9=24 I am trying to determine what symbol I need between each number to make the sentence true. +, - X or / I am not clear if I can use the same symbol multiple times in the equation
Monday, September 12, 2016 by Shannon

math
a cheetah can run 170 meters in 6 seconds at this pace how far would she go in a minute
Monday, September 12, 2016 by Abby

math
What is the real part of the complex number 10 + 4i?
Monday, September 12, 2016 by tierney

MATH
On a map, two cities are 634 inches apart. The scale of the map is 14 inch =10 miles. What is the actual distance between the two cities?
Monday, September 12, 2016 by CASSANRA

math
dale needs to repair the bottom of his outdoor fish pond.the pond is circular and has a diameter the area of the surface that needs to be painted
Monday, September 12, 2016 by haven

math
25/155 = 60/x solve for x show your work
Monday, September 12, 2016 by john

Math
We played 24 games. We won 6 more than we lost. How many games did we win? 24÷2=12+6=18÷2=9+6= 15 wins? Am I even close? Confused...
Monday, September 12, 2016 by Tamara

Math
The angle of elevation to the top of a tower is 27 degrees, taken from a point 19 meters from the base of the tower. How high is the tower?
Monday, September 12, 2016 by Chloe

Math
How do I work this out h^3 r^3 × h^4 r
Monday, September 12, 2016 by Amy

Math, ratio, part to part ratio etc...
There were 40 students per bus for the field trip
Monday, September 12, 2016 by Alex

math
Iam trying. to unscrambled anruiclme ssepxosneir. please. help. me.
Monday, September 12, 2016 by harry

Math
What is total area of land in square miles if field is 1.5 miles wide and 1 mile long?
Monday, September 12, 2016 by Ava

Math
A fair coin is tossed six times. Find the probability of getting head, head, head, head, tail, tail in that order
Monday, September 12, 2016 by Grace

math
A number cube, numbered 1 through 6, is rolled once. What is the probability of getting a factor of 6
Monday, September 12, 2016 by nora urban

math
If facing north east then turn anti clockwise 135 degrees what position would i be
Monday, September 12, 2016 by angela

math
Wilcorp has 50 employees who work 40 hours a week and earn $20/hour. Fifteen employees each worked 4 hours of overtime at 50% above their hourly rate.
Monday, September 12, 2016 by jeff

Math
1. Set I contains six consecutive integers. Set J contains all integers that result from adding 3 to each of the integers in set I and also contains all integers that result from subtracting 3 from each of the integers in set I. How man more integers are there in set J than in...
Monday, September 12, 2016 by Irene

Math
Your school's football team scored 49 points. Your team's scored 19 points more than the opponent's scores. Write and solve an equation to find the opponent's score
Monday, September 12, 2016 by Izamae

Math
2 x 3^x = 162
Monday, September 12, 2016 by IamBatman

Math
what is the vale of 14 - a² given a = -3 A 23 B 11** C 8 D 5 what symbol is needed between -2 ? |-3| to make a true statement? A < B >** C =
Monday, September 12, 2016 by Harry

Math
lim x→0 ((1/x)^(sinx))
Monday, September 12, 2016 by Vandit

Math
what is the vale of 4²-2(3÷5 + 1)? A 8 B 1 C -16* D -21
Monday, September 12, 2016 by Caroline

Math
In​ Marissa's calculus​ course, attendance counts for 10​% of the​ grade, quizzes count for 20​% of the​ grade, exams count for 55​% of the​ grade, and the final exam counts for 15% of the grade. Marissa had a 100% average ...
Monday, September 12, 2016 by Anonymous

Math HELP!
[(82 – 4) – 6] ÷ 6 = EXPLAIN please
Monday, September 12, 2016 by Pokemon

Math
1. what is the solution o 204 - (-36)? A 240** B - 240 C 168 D -168 2. what is the solution of 87 + (-396)? A 183 B -183 ** C 9 D -9 3. Evaluate: -12 x 3 =? A 36 B -36** C 4 D -4 4. Evaluate: -20 ÷ -10 =? A 200 B -200 C 2 **8 D -2 5. Select all the problems that have a ...
Monday, September 12, 2016 by Caroline

math
The first term of a linear sequence is 7.5 and the fourth term is 3.find the number of terms in the sequence if its sum is -9.
Monday, September 12, 2016 by naa

Math
What is the basic independent unit of the world politics. A county B province C nation D organization****
Monday, September 12, 2016 by Joe

math
the sum of the ages of three redwood trees is exactly one thousand years. when the youngest tree reaches the age of the middle tree, the middle tree will have reached the age of the oldest tree. at that time the middle tree will be four times the current age of the youngest ...
Monday, September 12, 2016 by andre

math
The sum of the third and seventh terms of a linear sequence is 38 and the ninth term is 37.find the sequence.
Monday, September 12, 2016 by naa

math
where do the parenthesis go for 5x4+3x6=210
Monday, September 12, 2016 by celeste

math
the length of a rectangle is 6 cm more than its width. Find its length and width when its area is 40 cm
Monday, September 12, 2016 by drei

College Math
A cookie sheet is 8/9 ft. By 4/3 ft. Find it's area.
Monday, September 12, 2016 by Kierra

Math
The computer school enrolment shows that there are 5 girls in every 12 boys. If the school enrolment in one year is 5,200, how many girls and boys are there?
Monday, September 12, 2016 by Nes

math
lara is six years older than pamela. what are their present ages if in 5 years the sum of their ages is 32
Monday, September 12, 2016 by edz

Math
Write the decimal number for each given number. 1.five and three hundred ten thousandths 2.nineteen and two hundred ten thousandths 3.fifteen hundredths 5.one hundred one and one tenth 6.forty six and sixty three thousandths 7.five hundred and three thousandths 8.ten and ten ...
Monday, September 12, 2016 by Charm

Math
How much feet will u need if the diameter is 4 feet around a circular garden
Monday, September 12, 2016 by Brittany

math
yunny had thrice as many stamps as Zul at first.Then each of them bought an equal number of stamps.In the end , Zul had 36 stamps and Yunny had twice as many stamps as Zul . find the number of stamps Yunny had at first ?
Monday, September 12, 2016 by kelly lim

math
Yunny had thrice as many stamps as Zul at first.Then,each of them bought an equal number of stamps.In the end,Zul had 36 stamps and Yunny had twice as many stamps as Zul. Fi nd the number of stamps Yunny had at first?
Monday, September 12, 2016 by kelly lim

Math
A speeder passes a parked police car at 30 m/s and continues on, obliviously maintaining a constant velocity. At that instant, the police car starts from rest with a uniform acceleration of 2.44 m/s2. a) How much time passes before the officer catches up to the speeder? b) How...
Monday, September 12, 2016 by Anonymous

Math
A car with an initial velocity of 8 m/s experiences a constant acceleration for 3 sec, after which the velocity is 17 m/s. a) What was the acceleration? b) How far did the car travel during that time interval? Please help!! ASAP
Monday, September 12, 2016 by Anonymous

Math
How we find the 101th term in terms of x (n+1)x + (-1 + 2(n-1))
Monday, September 12, 2016 by Anonymous

Math
The radii of two spheres are 4ft and 8ft find the volume of a spheres whose surface area is equal to the sum of the surface areas of these two spheres.
Monday, September 12, 2016 by Perlie

math
2x-1, 3x+1, 4x+3, 5x+5 ... find the formula
Monday, September 12, 2016 by Anonymous

Math
Given 800 matches, what is the largest figure in the series(ie what value of n) that you could construct and how many matches would you have left over at the end?
Monday, September 12, 2016 by Andrew

Math
A ship leaves port and sails at a bearing of 124degrees. Another ship leaves the same port at the same time sailing at a bearing of 74degrees. When both ships are 80 miles from the port, how far are they from each other?
Sunday, September 11, 2016 by ade

4th grade math
Write two 5-digit addends whose sum would give an estimate of 60,000
Sunday, September 11, 2016 by Heather

Math
A roller Coaster begins at 90 ft above ground level. Then it descends 105 ft. find the height of the coaster after the first descendent
Sunday, September 11, 2016 by Miriam

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