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September 15, 2014

Homework Help: Math

Branches of Math

Recent Math Questions

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math
a man climbing a ladder which is inclined to the wall at an angle of 30 degree. if he ascend at the rate of 2m/s then he approach the wall at the rate of
Friday, August 29, 2014 at 3:19am

math
There were 654 tickets sold for a basketball game. The activity cardholders' tickets cost 1.5 and the non-cardholders' tickets cost 2.00. the total amount of money collected was 1171.50. how many of each kind of tickets were sold.
Friday, August 29, 2014 at 12:18am

Math
write an algebraic expression for 43 more than t 43 + t
Thursday, August 28, 2014 at 10:21pm

Math
The first digit of two different numbers is in the hundreds millions place. Both numbers contain the same digits. Can you determine the greater of the two numbers and Explain.
Thursday, August 28, 2014 at 8:53pm

math
you download 12 new songs to your mp3 player. then you delete 5 old songs.. write each amount as an integer?
Thursday, August 28, 2014 at 8:35pm

math
each square on olivia's chessboard is 11 square centimeters. a chessboard has 8 squares on each side. what is the width of olivia's chessboard?
Thursday, August 28, 2014 at 7:45pm

Advanced Math
1.Tasha believes that she can rewrite the difference 120-36 as a product of the GCF of the two numbers and another difference.Is she correct?Explain your answer. 2.Explain how to find the GCF of three numbers 3.Xiao's teacher asked him to rewrite the sum 60+90 as the ...
Thursday, August 28, 2014 at 7:43pm

math
You have a large container of olive oil. You have used 25 quarts of oil. Twenty - five percent of the olive oil remains. How many quarts of olive oil remain?
Thursday, August 28, 2014 at 6:15pm

math
A runners time in the 100-dash is 32 seconds when rounded to the nearest whole number. Name the fastest and slowest times possible in decimals to hundredth
Thursday, August 28, 2014 at 5:53pm

Math Problem (please help)
A small fast-food restaurant invests $4,000 to produce a new food item that will sell for $4.59. Each item can be produced for $2.19. (a) How many items must be sold to break even? (Round your answer to the nearest whole number.) items (b) How many items must be sold to make a...
Thursday, August 28, 2014 at 5:28pm

Math Problem (please help)
A small software company invests $30,000 to produce a software package that will sell for $64.95. Each unit can be produced for $42.25. How many units must be sold to break even? How many units must be sold to make a profit of $100,000?
Thursday, August 28, 2014 at 5:04pm

math
If a person walks 21 feet in 7 seconds how long does it take to walk 180 feet
Thursday, August 28, 2014 at 4:39pm

MATH
What is my number if the hundreds digit is less than the tens digit and less than the ones digit and the hundreds digit is even and the tends digit divided by the hundreds digit is 5 and the product of two of the digits is 6 and it has two odd digits and one if the digits is ...
Thursday, August 28, 2014 at 4:10pm

math problem solving
the digit 5 occurs two times in the population of fairbanks. what is the value of each 5? explain your answer fairbanks- 35,252
Thursday, August 28, 2014 at 3:58pm

Math
Please check my answers With two parallel lines cut by a transversal, the number of pairs of alternate interior angles is equal to the number of pairs of corresponding angles. (1 point) Always Sometimes Never *I think the answer is sometimes Opposite angles in a quadrilateral ...
Thursday, August 28, 2014 at 3:31pm

math
4 notebooks for $7.00 how much for 5 notebooks
Thursday, August 28, 2014 at 3:30pm

Math
On average, a shooter can hit his target one time in four. If he fires 4 shots in a row, what is the probability that he will hit his target?
Thursday, August 28, 2014 at 3:16pm

Math
•The x-intercepts of the graph of y=f(x) •The real zeros of the function f •The real solutions to the equation f(x)=0 Use the equation f(x)=4x−28 to verify that all three do produce answers that are numerically the same.
Thursday, August 28, 2014 at 2:55pm

Math
Suppose that y varies inversely as t he cube of x. If y is 1/2 when x is 2 , find the constant of variation and variation equation
Thursday, August 28, 2014 at 2:35pm

Math
Choose the best description for the real number 34/5 Irrational, because it is a fraction Irrational, because it is a repeating decimal Rational, because it is a fraction Rational, because it is a terminating decimal
Thursday, August 28, 2014 at 1:25pm

math- help needed badly
a pilot entering a bay on course 60.3 degrees at the speed of 12 knots sees a light bearing 37.3 degrees true, and 20 mins later he sees it bearing 20 degrees true. if he keeps the same course and speed,(a)when will he be nearest to the lighthouse and how near (b) when will he...
Thursday, August 28, 2014 at 1:12pm

Math
A rectangular garden is to be fenced by a farmer. One side of the garden is next to the wall of the house and need not to be fenced. Find the dimensions of the largest garden that can be enclosed with 100m of fencing.
Thursday, August 28, 2014 at 11:43am

math
if a vitamin cost 29.50 and you paid 14.75 what percentage is that
Thursday, August 28, 2014 at 11:32am

Math
The monthly profit P, in thousands of pesos of a company can be estimated by the formula P(x)= -3x^2+30x+2, where x is the number of units sold per month. Find the number of units that must be sold by the company to maximize its profit and then find the maximum profit.
Thursday, August 28, 2014 at 11:21am

math
Geeta bought eggs at Rs 8.40 a dozen. At what price per hundred must she sell them so as to earn a profit of 15 percent?
Thursday, August 28, 2014 at 6:23am

math
What is the value if the underlined digit in the number 410,327?3
Thursday, August 28, 2014 at 1:43am

Math
The area of a rectangular hallway is 120 square feet. If the length and the width are both composite numbers what are the possible dimensions of the hallway? Would it be 40 by 4?
Thursday, August 28, 2014 at 1:11am

Math
If sheila wants to earn 10% annual simple interest on an investment, how much should she invest so that its value is worth $20000 in 15 months?
Wednesday, August 27, 2014 at 11:34pm

Math
Rina saves $4.50 each week. Her sister save $2 more each week. When her sister has saved $14 more than Rina, how much has Rina saved?
Wednesday, August 27, 2014 at 10:57pm

math
m=2/3 trying to help my child can someone please show me how to do this
Wednesday, August 27, 2014 at 9:56pm

Math
The initial amount of sugar in fermenting a batch of beer is 5.5grams. Over time the sugar decreases at a rate of 0.1grams per day. a. what is the amount of sugar that remains after 7 days? 23days? b. If A represents the amount of sugar, write an equation for the amount of ...
Wednesday, August 27, 2014 at 9:41pm

math
which fraction could be expressed as a terminating decimal. I relly don't know what to do is it a 2/3 b 1/9 c 8/8 d 7/12
Wednesday, August 27, 2014 at 9:25pm

Math
the ratio of of the number of adults to the number of students at the prom has to be 1:10. Last year there were 477 more students than adults at the prom. If the school is expecting the same attendance this year how many adults have to attend prom?
Wednesday, August 27, 2014 at 8:44pm

Math
.037x.15 0.00555
Wednesday, August 27, 2014 at 8:42pm

math
Simplify (3x-2)^3 - (4x+5)^2
Wednesday, August 27, 2014 at 8:17pm

math
Solve 10/x - 12/(x-3) + 4 = 0
Wednesday, August 27, 2014 at 8:15pm

Math
estimate 6.9 x 3.67 2.800
Wednesday, August 27, 2014 at 8:10pm

Math
Suppose you have a $1,000 face value bond with 12 years to maturity, a coupon rate of 6% and a yield to maturity of 8%. If the bond makes semiannual payments, what is it's price today?
Wednesday, August 27, 2014 at 8:06pm

Math- urgent
Vong grilled 21 burgers at a block party. He grilled the same number of pounds of turkey burgers as hamburgers. Each turkey burger weighed 1/4 pound and each hamburger weighed 1/3 pound. How many of each did Vong grill?
Wednesday, August 27, 2014 at 7:59pm

math
estimate 6.9 x3.67 25.323
Wednesday, August 27, 2014 at 7:56pm

Math
It seems that even though i am older than a sibling by about three years the state keeps changing curriculum s for the grade and now i think i know the answer but I'm not sure of it. In the decimal 99.999, which is 1/10 the value of the 9 in the tenths place? Does that ...
Wednesday, August 27, 2014 at 7:50pm

Math
Two ways to write 67,000 ----place value
Wednesday, August 27, 2014 at 6:51pm

Math- urgent
Solving Systems by Substitution Maribel has $1.25 in her pocket. The money is in quarters and dimes. There are a total of 8 coins. How many quarters and dimes does Maribel have in her pocket? I think the equation is 10x+25x=$1.25 and x+x=8 but I'm not sure.
Wednesday, August 27, 2014 at 6:46pm

math
The number 5 is A) prime B) composite C) neither prime nor composite D) both prime and composite
Wednesday, August 27, 2014 at 6:26pm

Math
how do write this fraction as a percent 21/25
Wednesday, August 27, 2014 at 6:18pm

Math
You have 17fourths of pizza. Show with math or pictures how many pizza you have. 4 pizzas with 1 slice left. 4
Wednesday, August 27, 2014 at 6:05pm

math
what 3 -dimensional soild has a circle as every cross-section
Wednesday, August 27, 2014 at 5:54pm

math
Find the equation of the circle with endpoints of diameter (-1,3) and (7, -5)
Wednesday, August 27, 2014 at 5:44pm

math
3/7x29=
Wednesday, August 27, 2014 at 5:30pm

math
Use properties to find the suma or product 93+(68+7) 5×23×2 8×51 34+0+18+26 6×106
Wednesday, August 27, 2014 at 5:17pm

math
93+(68+7)
Wednesday, August 27, 2014 at 4:14pm

Math
The three angles of a triangle are 105°,25°,50° . In what ratios are the sides?
Wednesday, August 27, 2014 at 4:06pm

Math
What does this question mean Find the zeros of the following equation y=(x+1)(x-3) Does it mean. 0=(x+1). Or 0=(x-3) x=-1. Or x=3
Wednesday, August 27, 2014 at 3:37pm

Math
Use substitution to solve the system. 3x+5y=21 y=2x-1
Wednesday, August 27, 2014 at 3:23pm

Math
The three angles of a triangle are 105°,25°,50° . In what ratios are the sides?
Wednesday, August 27, 2014 at 3:11pm

math
Solve the following logarithmic equation. ln(x+3)-ln(x-2)=6
Wednesday, August 27, 2014 at 2:36pm

Math for college readiness
Find the greatest common factor of these two expressions. 16w^3x^8v^4 and 28x^2v^7
Wednesday, August 27, 2014 at 2:16pm

Math
Simplify. y^-9*y^3 Write your answer with a positive exponent only.
Wednesday, August 27, 2014 at 1:45pm

math
simplify with a positive number y^-9*y^3=
Wednesday, August 27, 2014 at 1:27pm

math
a captive balloon is connected to a ground station A by a cable of length 842 ft inclined 65 degrees to the horizontal. In a vertical plane with the balloon and its station and on the opposite side of the balloon from A, a target B was sighted from the balloon on a level with ...
Wednesday, August 27, 2014 at 12:23pm

math
a pilot entering a bay on course 60.3 degrees at the speed of 12 knots sees a light bearing 37.3 degrees true, and 20 mins later he sees it bearing 20 degrees true. if he keeps the same course and speed,(a)when will he be nearest to the lighthouse and how near (b) when will he...
Wednesday, August 27, 2014 at 12:22pm

math
the first planhas a $16 monthly fee and charges an additional $.08 for each min. of calls. the second plan charges $10. fee and charges an addition $.13 for each min. for how many min. of calls will the cost be equal?
Wednesday, August 27, 2014 at 12:14pm

math 221n
A shipment of 40 television sets contains 3 defective units. How many ways can a vending company can buy five of these units and receive no defective units?
Wednesday, August 27, 2014 at 11:49am

Math
A shooting game has 10 targets. The player has 10 arrows. In order to win the game, the player must shoot all 10 targets. What is the probability of shooting all 10 targets?
Wednesday, August 27, 2014 at 7:02am

math
Collect the water and electricity bill for your flat in the month of June, July and August- 2014. Construct a double bar graph for it. a) In which month is the consumption of water more? b) In which month is the consumption of electricity less?
Wednesday, August 27, 2014 at 5:15am

Math, Science, Sociology, Economics
Math: What is the answer to 1146(150+X)+8911(743+19X) Science: What is photosynthesis? Sociology: What is figuration and functionalism? Economics: What is Opportunity cost? Why is it relevant to life?
Wednesday, August 27, 2014 at 2:14am

math
Two students, Mary and John, play a game. Each time Mary passes “start” she received $25. Each time John passes “start” he receives 15% of the amount he already has. Both students start with $200. a. How much money will Mary have after she has passed “...
Wednesday, August 27, 2014 at 2:01am

math
10, 15, 25 what is the range ?
Wednesday, August 27, 2014 at 12:56am

Math
The exchange rate from US dollars (USD) to euros (EUR) is given by 1 USD = 0.753 EUR. Give the answers to the following correct to two decimal places. Roger receives 800 Australian dollars (AUD) for 610 EUR. Calculate the value of the US dollar in Australian dollars. Please ...
Wednesday, August 27, 2014 at 12:55am

Math
Is 2.2 miles too long of a distance to walk to school?
Wednesday, August 27, 2014 at 12:47am

math
Is 16.6 a rational number?
Wednesday, August 27, 2014 at 12:15am

math
is the square root of 9 a rational number?
Tuesday, August 26, 2014 at 11:58pm

math
I have a nickel. dime and a quarter, the dime is in the middle, how do I move the dime from center wihtout touching it. I would simply slide the nickel to the back
Tuesday, August 26, 2014 at 11:35pm

Math-help please
1) an architect built a model of a 220ft tall building . The model is 25inches tall and 10inches wide. How wide is the actual building , I know the answer is 88 but how do u get it.
Tuesday, August 26, 2014 at 11:31pm

math
A Coast Guard ship patrols an area of 125 square miles. The area the ship patrols is a square. About how long is each side of the square? Round your answer to the nearest mile.
Tuesday, August 26, 2014 at 11:07pm

math
Add the odd numbers divisible by 3 lying between 200 and 400.is arithmetic or geometric progression.
Tuesday, August 26, 2014 at 11:04pm

math
Johnny studied for his math test 2 hours over the week end. Abby study 3 times as many hours. Abby studied 3 times as many hours hours.. How many hours did Abby study? let x=How many hours Abby study 2 × 3 = X X=6
Tuesday, August 26, 2014 at 10:34pm

math (4th grade)
june made a DESIGN with 6 equal tiles.One tile is yellow, 2 tiles are blue,and 3 tiles are purple.What fraction of the tiles are yellow or purple?
Tuesday, August 26, 2014 at 10:28pm

Math
Hot dogs come in packages of 6. Hot dog buns come in packages of 8. Antonio will buy the same number of hot dogs as hot dog buns. How many hot dogs could he buy?
Tuesday, August 26, 2014 at 10:11pm

Math
In a class of 80 students, 40 bring their textbooks to class, 20 bring some sort of beverage to class, 60 bring calculators to class, while 5 students bring nothing to class. If 30 students bring both their textbooks and calculators to class, how many students bring only a ...
Tuesday, August 26, 2014 at 9:32pm

math
20,484,163 Write en expanded form
Tuesday, August 26, 2014 at 9:17pm

math
310,763,136 Write this number in word form
Tuesday, August 26, 2014 at 9:15pm

math
Write the number in two other forms 15,409
Tuesday, August 26, 2014 at 9:13pm

math
The cost for class trip is $5 per student plus$100 for the bus. Input(x) rule output(x) 18 22 24 30
Tuesday, August 26, 2014 at 9:07pm

Math
Find two pairs of numbers with 10 as their least common multiple
Tuesday, August 26, 2014 at 8:49pm

math
How do u solve the proportion for 2-x/8=3/4
Tuesday, August 26, 2014 at 8:19pm

Math
RD – z, t, or Chi-Square Test Study Background During this week you will work in your group discussion area to identify a research question created in week 1 that would utilize any of the following: z test, t test for single sample, independent samples t test, repeated ...
Tuesday, August 26, 2014 at 8:07pm

Advanced Math
Planting Depth(in)|Height (in) 3 |5 6 |9 6 |18 6 |8 7 |21 6 |12 4 |12 ----------------------------------------​- a.Write the depths as integers b.list those integers from least to greatest c.write the heights as integers d.list those integers from least to greatest e....
Tuesday, August 26, 2014 at 8:05pm

Math
What number is 1,000,000 greater than 337,676
Tuesday, August 26, 2014 at 7:54pm

math
If x and y are positive, when is x-y negative?
Tuesday, August 26, 2014 at 7:43pm

Math
I tried them all ready I need help Create an equvilant expression using the fewest number of terms 2.5-4x+7+6x 4. 2(x-14)+ 3(3x+5) I can't figure it out can u show me how u get the answer plz and thank u
Tuesday, August 26, 2014 at 7:22pm

Math help
(6x^4-x^3+11x^2-2x-2)/(3x+1) i don't know to solve it
Tuesday, August 26, 2014 at 6:48pm

MATH
0.600 of the students are in sports. if there are 1000 kids in school, how many participate in a school sport? A-6000 B-600 C-60 or D-6
Tuesday, August 26, 2014 at 6:34pm

Math
If a car is driven at a speed of 78 mph and they travel for 3.5 hours , what is the distance traveled?
Tuesday, August 26, 2014 at 5:49pm

Math
The ratio of bananas to peaches in a fruit basket is 12 to 7. If there is 63 peaches then how many bananas are they
Tuesday, August 26, 2014 at 5:31pm

math
3x(4x-3y)-2(4x-3y)
Tuesday, August 26, 2014 at 4:47pm

math
Simplify (3y-5)(3y+5)
Tuesday, August 26, 2014 at 4:45pm

math
Without using mathematical table or calculator evaluate 0.18x12.5/0.05x0.2?
Tuesday, August 26, 2014 at 4:16pm

Math
RD – z, t, or Chi-Square Test Study Background During this week you will work in your group discussion area to identify a research question created in week 1 that would utilize any of the following: z test, t test for single sample, independent samples t test, repeated ...
Tuesday, August 26, 2014 at 4:01pm

math
to determine the number of trout in a lake, a conservationist catches 111 trout,tags them throws them back into the lake.later 28 throw are caught. 14 of them are tagged. how many trout would be conservationist expect to be in the lake?'
Tuesday, August 26, 2014 at 3:50pm

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