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December 22, 2014

Homework Help: Math

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Recent Math Questions

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math
Chuck has 18 wins and 9 losses Jesus has 24 wins and 15 losses Mary has 16 wins and 10 losses Selma has 18 wins and 21 losses Which 2 players have the same ratio of wins to losses?
Wednesday, December 17, 2014 at 11:14pm

*repost* - Grade 11 math
Word problem: Wes saw fireworks at 28 degrees; Abby (who was standing 20 m away from him) saw the same fireworks at a 40 degree angle. Where was Abby standing? (The answer is 61.8m, but I don't know how to figure it out or sketch the triangle).
Wednesday, December 17, 2014 at 10:50pm

Math
a. -8 3/8 + 6 1/4 b. 4.2 -(-2.6) c. 2 1.2 - 3(-5 + 7.25) + 5 I don't want the answers, I just want to know how to find the answer.
Wednesday, December 17, 2014 at 10:35pm

math
the third term of a geometric sequence is 25 and the eighth term is 25/32. find a, r, and t
Wednesday, December 17, 2014 at 10:32pm

report - Grade 11 math
Word problem: Wes saw fireworks at 28 degrees; Abby (who was standing 20 m away from him) saw the same fireworks at a 40 degree angle. Where was Abby standing? (The answer is 61.8m, but I don't know how to figure it out or sketch the triangle).
Wednesday, December 17, 2014 at 10:29pm

Sixth Grade Math
1. Write a phrase in words for each algebraic expression. A. "t - 29" Answer:29 minus t B. "a take away 16" Answer:16-a Write an algebraic expression with two variables and one constant. Answer: 150 + xy Did I answer the questions correctly?
Wednesday, December 17, 2014 at 10:04pm

math
an employee is paid $3600 for the first month. she is paid an additional 1% at the end of the second month, which means a total of $3636. she continues to receive a 1% raise each month for a full year. what is her total salary at the end of the year?
Wednesday, December 17, 2014 at 9:30pm

math
how many quarters nickels and dimes are in $45 quarters 5 times more than nickels, and nickels 3 times more than the dimes
Wednesday, December 17, 2014 at 9:19pm

math
In-line skates sell for $49.99 at Jimmy's Sports Store. What is the price after a discount of 25%?
Wednesday, December 17, 2014 at 8:53pm

Math (Repost)
*not multiple choice* u^-3 = 1/125 y - 1 = 4y - 2/3 * not sure how to do this what is the y intercept of the line? y= -3x - 5 * my answer is 5 when 40 is added to the number miles she ran last week..the result is the same as adding 10 to 4 times the number she ran last week...
Wednesday, December 17, 2014 at 8:51pm

math
3.75a + 2.50s = 1518.75 what is a and s equals to?
Wednesday, December 17, 2014 at 8:18pm

Grade 11 math question
Word problem: Wes saw fireworks at 28 degrees; Abby (who was standing 20 m away from him) saw the same fireworks at a 40 degree angle. Where was Abby standing? (The answer is 61.8m, but I don't know how to figure it out or sketch the triangle). Thanks for any help!
Wednesday, December 17, 2014 at 8:08pm

Math
The mean of Susan's math and science scores is 74 points. The mean of her math and English scores is 83 points. How many more points did Susan score in English than in science?
Wednesday, December 17, 2014 at 7:29pm

6th grade math
what is the reason why we have an order of operations? Explain and provide an example.
Wednesday, December 17, 2014 at 7:21pm

Math
*not multiple choice* u^-3 = 1/125 y - 1 = 4y - 2/3 * not sure how to do this what is the y intercept of the line? y= -3x - 5 * my answer is 5 when 40 is added to the number miles she ran last week..the result is the same as adding 10 to 4 times the number she ran last week...
Wednesday, December 17, 2014 at 7:14pm

math
The bus is 55 feet long and 12 feet wide the maintenance crew wants to paint 3 pink stripes around the outside of the bus what will be the total length of the three pink stripes?
Wednesday, December 17, 2014 at 6:31pm

Math
How many solutions does the following system have? { 16x - 8y=20 { 4x - 2y= 5 A. 0 B. 1 C. 2 D. Infinitely many
Wednesday, December 17, 2014 at 6:15pm

math
Q.the city has a fleet of 27 bushes. Each bus can seat 44 people at a time. If all the buses were in use at the same time and each bus was full, how many people would be seated on all 27 buses. A. Do I add or multiple?
Wednesday, December 17, 2014 at 5:54pm

math
At the inauguration the President was honored with a 21 gun salute. The report from each gunshot lasted one second. Four seconds elapsed between shots. How long did the salute last?
Wednesday, December 17, 2014 at 5:11pm

Math
The rattler roller coaster is 66 ft tall. if you are at the top of the roller coaster and your friend Larry is on the ground 35 ft away from the base of the coaster what is the angle of depression from the top of the roller coaster to the spot where Larry is standing? round to...
Wednesday, December 17, 2014 at 5:02pm

math
Estimate by first rounding each number to the nearest integer. 4 1/9 + 2 2/13 A. –7 B. –6 C. 6 D. 7
Wednesday, December 17, 2014 at 3:54pm

Math
A bag contains 3 red marbles, 5 yellow marbles and 6 orange marbles. Three marbles are drawn and NOT replaced each time. Determine the probability of drawing three yellow marbles in a row. State whether the events are dependent or independent.
Wednesday, December 17, 2014 at 3:19pm

math
I need help converting 61.125 inches to height.
Wednesday, December 17, 2014 at 3:01pm

MATH PLEASE HELP
You want to make an investment in a continuously compounding account earning 1.2% interest. How many years will it take for your investment to double in value? Round the logarithm value to the nearest thousandth. Round the answer to the nearest year. I got 6 years, is this ...
Wednesday, December 17, 2014 at 2:52pm

BUSINESS MATH
: The Crescent Corporation just paid a dividend of $2 per share and is expected to continue paying the same amount each year for the next 4 years. If you have a required rate of return of 13%,
Wednesday, December 17, 2014 at 2:35pm

Math! 2 question! Need help!
write an equation in point slope from of the line that passes through the given point and with the given slope m Question 1.) (3 , -4) ; m=6 Question 2.) (-2, -7) ; m= 4/5 Please help! No links or websites please! thanks!!
Wednesday, December 17, 2014 at 2:34pm

Math Help
Change the exponential statement 5^x =125 into an equivalent logarithmic statement.
Wednesday, December 17, 2014 at 2:16pm

Math( Can you help me with starting this problem)
How fast does the radius of a spherical soap bubble change when you blow air into it at the rate of 15 cubic centimeters per second? Our known rate is dv/dt , the change in volume with respect to time, which is 15 cubic centimeters per second. The rate we want to find is dr/dt...
Wednesday, December 17, 2014 at 1:46pm

math
What is the product written in scientific notation? (2.6 × 10–4)(2.2 × 108)
Wednesday, December 17, 2014 at 1:18pm

math
A supermarket sells eggs in cartons of a half dozen($6),a full dozen ($2.18) and a dozen and a half eggs ($3.00) What is the constant proportionality that relates the price to the quantity of eggs.
Wednesday, December 17, 2014 at 1:15pm

Math
You want to make an investment in a continuously compounding account over a period of 100 years. What interest rate is required for your investment to double in that time period? Round the logarithm value and the answer to the nearest hundredth. I got C, is this correct? 0.7...
Wednesday, December 17, 2014 at 1:02pm

Math
For a college football field with the dimension shown, the angle for kicking a field goal from a ( horizontal) distance of x feet from the goal post is given by∅(x)=tan^(-1)⁡〖(29.​25/x〗)-〖tan^(-1) (〗⁡〖10.75/x〗...
Wednesday, December 17, 2014 at 12:46pm

math
Decide whether the each equation has one solution, no solutions,or infinitely many solutions. 1. 2(x-3)= 2X A.One solution B.No solutions C.Infinitely many solutions 2. 3(y-3)= 2y-9+y A.One solution B.No solutions C.Infinitely many solutions 3. 10x-2-6x = 3x-2+x A.One solution...
Wednesday, December 17, 2014 at 12:41pm

math
unseen theorem of circles of class 10
Wednesday, December 17, 2014 at 12:11pm

math
Malinda has a savings account set up so that her monthly interest -0.1% of the balance of her savings accounts is given to her as a check at the end of each month. If her savings account has a balance of $1,500 all year. What will be the total amount of all 12 interest checks ...
Wednesday, December 17, 2014 at 11:44am

math percentage
100 (572-498)/498 14.859437751 To the nearest tenth, what is the percent increase in attendance from last year to this year?
Wednesday, December 17, 2014 at 11:33am

math
A length of string that is 22 feet long is being cut into pieces that are 1/3 foot long. How many pieces will there be? 22x3=66 pieces
Wednesday, December 17, 2014 at 11:01am

math
A field is 225 m long and 175 m wide. It has two roads in its centre of uniform width of 5 m, one parallel to its length and the other parallel to its breadth. Find the cost of levelling the at rupees 3 per square metre
Wednesday, December 17, 2014 at 10:00am

math
?
Wednesday, December 17, 2014 at 9:15am

math
. Allie is helping her parents paint the four exterior walls of the backyard shed. The length from the front to the back of the shed is 10 ft, the width across the front and back is 8 ft, and the height is 6 ft. The door opening on the front of the shed has a width of 55 1 2 ...
Wednesday, December 17, 2014 at 8:48am

7th grade math
Can you check these problems? 1. 4x^2 + 3x - 4x +5 = 4x^2 - x + 5 2. m - n + m - n - n = 2m - 3n 3. (7x + 5 - 3y) - (-3x - 5 +4y) = 7x + 3x -3y + 4y + 0 = 10x - y = 0 4. m/8 - 9 = 5 m/8 = 5 + 9 m = 14/8 m = 7/4 = 1 3/4
Wednesday, December 17, 2014 at 7:38am

^Math^
2/3(3x+4)1/2(2x+5)=-6
Wednesday, December 17, 2014 at 7:00am

math
what is the area of surface of revelution of function x= 1/3(y^2+2)^3/2 between the 1 <= y <= 2 ?
Wednesday, December 17, 2014 at 6:15am

math
If P:Q = 5:4 and P = a+b and Q = a-b, find a:b Explain how to get the answer
Wednesday, December 17, 2014 at 5:06am

Math
1. A three-sided fence is to be built next to a straight section of river, which forms the fourth side of a rectangular region. The enclosed area is to equal 1800 ft2. Find the minimum perimeter and the dimensions of the corresponding enclosure.
Wednesday, December 17, 2014 at 3:35am

math
The ratio of the monthly incomes of A and B is 4 : 3. The ratio of their monthly expenditures is 5 : 4. If A saves one fourth of their monthly income, find their monthly savings. Please help me with this.
Wednesday, December 17, 2014 at 1:02am

math
How does the fact 36÷6=6 help you estimate the quotient of 364,573÷64?
Wednesday, December 17, 2014 at 12:34am

Math
The minimum is (3 π, 5) and the maximum is (5 π, 8). What is the amplitude and what is the period?
Tuesday, December 16, 2014 at 11:47pm

math
Annie bought the items below and received a 25% discount off the regular price of each item. The sales tax in Annie's state is 6.5%.what is the total that Annie paid for these items,including sales tax? 45.99 dress 15.99 shirt 32.99 shoes
Tuesday, December 16, 2014 at 10:37pm

math
Music square buys a guitar for $230.00 and then marks it up 150%. This store buys guitar cases for $35.00 and then marks the price up by 230%. What does Music Square charge for a guitar and a case?
Tuesday, December 16, 2014 at 10:24pm

math help!!
the first term in a geometric series is 4 and the sum of the first three terms of the series is 64. find the sum of the first eight terms of the series.
Tuesday, December 16, 2014 at 10:06pm

math please hellp
The cost in dollars of producing x units of a particular camera is C(x) = x^2 - 10000. (10 points) Find the average rate of change of C with respect to x when the production level is changed from x = 100 to x = 101. Include units in your answer. Find the instantaneous rate of ...
Tuesday, December 16, 2014 at 10:06pm

math help
the sum of the first two terms in a geometric series is 12. the sum of the first three terms of the same series is 62. determine the first four terms of the series.
Tuesday, December 16, 2014 at 9:54pm

math
there is a women standing on a building. she sees a car. angle of depresion changes from 28 to 43 . distance traveled is 230 . find the hight of the building
Tuesday, December 16, 2014 at 9:54pm

Math
The cost in dollars of producing x units of a particular camera is C(x) = x^2 - 10000. (10 points) Find the average rate of change of C with respect to x when the production level is changed from x = 100 to x = 101. Include units in your answer. Find the instantaneous rate of ...
Tuesday, December 16, 2014 at 9:36pm

Math
Another question. The floor of Raj's classroom has an area of 525 feet. The room is 12 feet high. What is the volume of Raj's classroom? I had got 6300. Is this correct? I had used the formula V = B x H.
Tuesday, December 16, 2014 at 9:33pm

Math
I want to check this. I had used formulas V = B x H and I x w x h to solve these What is the volume of the box that is 14 inches long, 7 inches wide and 10 inches high? I got 980. Am I right?
Tuesday, December 16, 2014 at 9:28pm

math
How many 3/4 cups servings will go into a 9 cup pitcher
Tuesday, December 16, 2014 at 9:05pm

math
Samantha was playing a fraction game where she could earn either positive or negative points on each turn.The lowest score she ever recorded was -26 2/3. The highest score was 8 3/4. Which. What expession represents the distance on a number line between her highest and lowest ...
Tuesday, December 16, 2014 at 9:02pm

math
The table below shows the price of purchasing salmon based on the weight being purchased. Weights(pounds) price 3:23.25 6:46.50 9:69.75 12:93.00 15:116.25 Based on the table, what is the constant of proportionality when using weight to find price?
Tuesday, December 16, 2014 at 8:50pm

math
The table below shows the price of purchasing salmon based on the weight being purchased. Table weights (pounds)/ price. 3;23.25,6;46.50,9;69.75,12;93.00 15;116.25
Tuesday, December 16, 2014 at 8:41pm

math
Tony jogs 4 2/5 miles from the gym to his home daily. If he takes a water break after 2 1/4 miles,how much further does he have to jog home?
Tuesday, December 16, 2014 at 8:34pm

Math
Eric'snotebook has 30 pages. He wants to write a number on each page. How many digits will he write when he numbers all the pages in the notebook? 9 is it correct
Tuesday, December 16, 2014 at 8:26pm

Math
Explain how you would find 2 x 2 1/3 using the distributive property.
Tuesday, December 16, 2014 at 8:25pm

math
In a recent survey, 30% of the people polled stated that they preferred the taste of a low-fat peanut butter and would but it. Based on this survey, how many people in a city of 200,000 people who eat peanut butter would be expected to buy the low-fat peanut butter?
Tuesday, December 16, 2014 at 8:20pm

math
There was a sidewalk sale at Mega Mall. Everything was marked down by30%. Rodrick bought 3 pairs of jeans originally priced at $29.95 each,a shirt originally priced at $18.50 and a pair of sandals originally priced at $32.29. The sales tax in Roderick's state is 7.25%. How...
Tuesday, December 16, 2014 at 8:09pm

Math
How many digits has a notebook with 30 pages
Tuesday, December 16, 2014 at 8:00pm

math
Mark Jacobs, owner of Jacob's Mini-Mart currently operates two stores in Atlanta. His business has been very successful, and he is now opening two new stores. He will no longer be able to manage all stores himself, so he is hiring managers for three of the four stores. He ...
Tuesday, December 16, 2014 at 7:47pm

math
You have been tasked with analyzing an extremely large amount of data and to ultimately produce a report to share with the Board of Directors. The data is currently in a text file and has over two thousand records of data. Explain how you would use Excel to analyze this data ...
Tuesday, December 16, 2014 at 7:10pm

5th grade math
rachel wants to reduce the size of her photo. Which factor listed below would scale down the size of her picture the most? A. 5/8 b. 11/16 c. 3/4 d. 8/5 trying to help my son with his math …have no idea about this.. could someone explain it to me?
Tuesday, December 16, 2014 at 7:09pm

Tips Plz
Can you plz tell me some studying tips for math. How can i study math? is not like the other subject that i can just read through and memorize it. Math is hard to study because i know know how to study math when i have a upcoming test. Plz give me tips on how to study math and...
Tuesday, December 16, 2014 at 6:55pm

math
Solve the linear system graphically (Dont graph it just solve it) x+ 2y = 8 3x+ 4y = 20
Tuesday, December 16, 2014 at 6:52pm

math
Q. The city bus is 45 feet long and 10 feet wide, the maintenance crew wants to paint two yellow strips around the outside of the bus. What will be the total length of the two yellow stripes. A. Do I divide or multiple?
Tuesday, December 16, 2014 at 6:48pm

math
A community group purchased 72 cedar tree and spruce tree seedlings to plant for an Earth Day project. The number of cedar trees was twice the number of spruce trees. How many of each type of tree seedling did the group purchase. (i think it is an equation question)
Tuesday, December 16, 2014 at 6:41pm

Math
what is the term for a relation in which each input value corresponds to exactly one output value?
Tuesday, December 16, 2014 at 6:37pm

Math
I am a number. The number in my tens place is 5 and I am less than the number in the ones place. The number in the ones place is 9
Tuesday, December 16, 2014 at 6:20pm

6th grade Math
Define a variable. Then write each phrase as an algebraic expression. 1.Three more pancakes than his brother ate. explain why is this the answer
Tuesday, December 16, 2014 at 6:14pm

math
A bolt contained 25 yards of flannel. Nikki used 9 2/3 yards to make holiday decorations. How many yards are left?
Tuesday, December 16, 2014 at 6:12pm

College Math
Brent invested $5607 in an account at 2% compounded weekly. Calculate the total investment after 7 years. Please show me the steps. I tried using this formula but it did not work. A=P(1+r/n)^6x1
Tuesday, December 16, 2014 at 5:59pm

Math
What is the value of h(x)=|x/2| when x=-2? A. -2 B.-1 C.1 D.2
Tuesday, December 16, 2014 at 5:45pm

Math
What is the result when 600 is increased b y 20%. A.612 B.620 C.720 D.1200
Tuesday, December 16, 2014 at 5:36pm

math
Mr jacob is 55 years old and Tony is 7 years old. In how many years will Mr. Jacob be 4 times as old as Tony?
Tuesday, December 16, 2014 at 5:35pm

Math
A car travels at 60 mi/hr. The function f(x)=60x gives the distance the car travels in x hours. What is the range of this function? A.y is greater than or equalt o 0 B. {0,1,2,3,...) C.{0,60,120,180,...} D.all real numbers
Tuesday, December 16, 2014 at 5:33pm

Math
Raymonds age plus his sister janice's age is 48 years. Janice's age is half Raymonds age plus six years. How old is Raymond? How old is janice
Tuesday, December 16, 2014 at 5:29pm

math
The cost of 5 similar digital cameras and 3 similar video cameras is $3213. each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he pay?
Tuesday, December 16, 2014 at 5:25pm

math
Three times as many children as adults attended a concert on Saturday. An adult's ticket cost $7 and child's ticket cost $3. the theater collected a total of $6,000. How many people bought tickets?
Tuesday, December 16, 2014 at 5:06pm

math
Tony jogs 4 2/5 miles from the gym to his home daily. If he takes a water break after 2 1/4 miles, how much father died he have to jog home?
Tuesday, December 16, 2014 at 3:45pm

math
Arlene has a piece of cloth that is 7 1/8 yards long. She cuts a piece that is 4 3/4 yards long to make a skirt. How much cloth is left?
Tuesday, December 16, 2014 at 3:42pm

math
There are 120 students involved in the school play. If 72 of the students are girls, what percent are girls
Tuesday, December 16, 2014 at 3:39pm

Math
using gauess approach 1+2+3+4+... +99 1+3+5+7+...+101
Tuesday, December 16, 2014 at 3:12pm

math
Rosa can run 4 miles in 56 minutes. How many miles does Rosa run if she runs for 42 minutes? **solve using Ratios & Rates THANK YOU!
Tuesday, December 16, 2014 at 3:00pm

MATH
SHELDON CAN RUN A MILE IN 6 4/5 MINUTES, HOW MANY MILES CAN HE RUN IN 30 MINUTES.
Tuesday, December 16, 2014 at 2:58pm

Math One question! Help!
find the rate of change for 5 + 3y = -2 Help! Please not webstites or links! thanks!
Tuesday, December 16, 2014 at 2:29pm

Math
given the function f decribed by f(x)=-x-6, find f(-7)=?
Tuesday, December 16, 2014 at 1:56pm

math
8,18,28,38,48 determine the next sequence. Is the answerer 58?
Tuesday, December 16, 2014 at 1:49pm

Math
How to simplify? log(1/2)2 + log(1/2)2^(1/2)
Tuesday, December 16, 2014 at 1:35pm

Math
A ball of string is 23m long. 8.3m is cut off. A further 3.49m is cut of string is left?
Tuesday, December 16, 2014 at 1:24pm

Math
5^6 * 5^3= is this correct 1953125?
Tuesday, December 16, 2014 at 12:52pm

Math
triangle abc has coordinates a(1 4) b( 3, -2); and c( 4, 2) find the coordinates of the image ABC after a reflection over the x- axis
Tuesday, December 16, 2014 at 12:34pm

MATH
a person has 56 brownies to package for bake sale. the brownies will be sold in packs of 3. how many brownies will NOT BE PACKAGED? CHOICES 3, 5, 4, 9
Tuesday, December 16, 2014 at 7:59am

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