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July 28, 2014

July 28, 2014

**Branches of Math**

**Recent Math Questions**

Post a New Question | Current Questions

**math problem**

what is 4/5 of 230
*Thursday, April 24, 2014 at 11:21am*

**multiplying fractions**

write a word problem for 1/3 x 1/4 use the definition of multiplication and math drawing to help determine the answer. explain you answer.
*Thursday, April 24, 2014 at 11:20am*

**Math**

Mr. Fairfax ordered 3 large pizzas for a class party. Group A ate 6/6 ( that should look like a fraction) of the first pizza, and Group B ate 8/6 of the second pizza. Did Group A or B eat more pizza? Then later Group C ate all remaining slices of pizza. What fraction of the ...
*Thursday, April 24, 2014 at 11:16am*

**math**

transversal
*Thursday, April 24, 2014 at 11:11am*

**math (promissory notes)**

1.FIND the bank discount and proceeds on the following loans i) RM4000 FOR 3 MONTHS at 10 1/2 percent ii) RM4215 FROM 10 june to 5 august of the same year at 10 percent
*Thursday, April 24, 2014 at 8:58am*

**math**

1.find the future value for the following investment : a) RM19999 at 4.5% COMPOUNDED every 2 months for 2 year b) RM 120000 at 5 3/4 percent compounded monthly for 3 1/4 years
*Thursday, April 24, 2014 at 8:41am*

**math**

RM65000 will be invested for 6 years 9 months. if the investment will be offered 5% compounded semi annualy for the first 2 years, 6% compounded monthly for the next 18 months and 7% compounded daily for the rest of the period ,find the future value of this investment. what is...
*Thursday, April 24, 2014 at 8:40am*

**math**

A sum of money,X was deposited in a saving account at 10 percent compounded daily on 25 july 1993. on 13 august 1993, rm600 was withdrawn and the balance as on 31 december 1993 was RM 8900.calculate the value of X using exact time and 360 day year.
*Thursday, April 24, 2014 at 8:29am*

**Math Help**

2y/4 - y/7 = y-3/2 (y-3 are in the numerator)
*Thursday, April 24, 2014 at 8:01am*

**Math**

Rational Equations Solve: How do you work it out? 1. x/4 - x+2/3 = 12 (x+2 are in the numerator) 2. 2y/4 - y/7 = y-3/2 (y-3 are in the numerator) 3. p/6 - 2p/5 = 4p-5/15 (4p-5 are in the numerator)
*Thursday, April 24, 2014 at 6:57am*

**math**

10.On 16 april 1990, RM5000 was invested at 6% compounded semi annually. Find the amount accumulated on 16 october 1993 if the rate was charged to 8% compounded quarterly beginning 16 april 1992. the answer is : RM 6339.24 i want to know the step to solve this question
*Thursday, April 24, 2014 at 6:24am*

**math(compunded interest )**

1.find the future value for the following investment : a) RM19999 at 4.5% COMPOUNDED every 2 months for 2 year b) RM 120000 at 5 3/4 percent compounded monthly for 3 1/4 years
*Thursday, April 24, 2014 at 6:20am*

**math(compunded interest )**

6.how long will it take for a sum of money to quadruple at 10 percent compounded annually ? 7. At what rate compounded semi-annually will RM2000 become RM 3500 in five years ?
*Thursday, April 24, 2014 at 5:22am*

**math(compunded interest )**

9. FIND THE EFFECTIVE RATE THAT IS EQUIVALENT TO: i) 4 1/2 percent compounded semi annually ii) 12 percent compounded daily
*Thursday, April 24, 2014 at 5:00am*

**math(compunded interest )**

4. At the end of every year for 3 years, RM1000 will be invested in an account that offers 8% compounded annualy.Find the account amount at the end of the 3 years.
*Thursday, April 24, 2014 at 4:58am*

**Math**

I 1/12 of john's salary was spent on electricity and 2/6 of his salary went to pay rent. How much does he have left?
*Thursday, April 24, 2014 at 3:49am*

**math**

amy finished watching tv at 4:05, if she have been wqtching it for 2:15, what time was it when she started
*Thursday, April 24, 2014 at 12:24am*

**math**

An item originally cost $16.95 and is on sale or 22%. Find the cost of the item. Explain each step
*Wednesday, April 23, 2014 at 11:51pm*

**math**

Wyatt used $1,024.87 to pay bills and spent $89.35 to buy a new coat. He put the rest of the money into his savings account. How much money did Wyatt put into his savings account?
*Wednesday, April 23, 2014 at 11:43pm*

**math**

Wyatt earned $316.50 each week for the first 3 weeks of February and $425.25 the last week of February. How much money did Wyatt earn in all in February ?
*Wednesday, April 23, 2014 at 11:40pm*

**math, calculus**

1. Consider the region bounded by the curves y=|x^2+x-12|, x=-5, and x=5 and the x-axis. A. Set up a sum of integrals, not containing an absolute value symbol, that can be used to find the area of this region. B. Find the area of the region by using your answer from part A. ...
*Wednesday, April 23, 2014 at 11:36pm*

**math**

Greg and Verena both work for the Spelling Company. Greg earns $18.60 per hour as an assembler, and Verena earns $12.20 per hour as a technician. Last week Greg worked es031-1.jpg hours and Verena worked es031-2.jpg hours. What was their combined earnings for the week?
*Wednesday, April 23, 2014 at 11:32pm*

**math**

Your organization is holding a pizza party. A group of 24 women eat es031-1.jpg slices each and 20 men eat es031-2.jpg slices each. How much would you have to spend to feed the group 8-slice pizzas costing $11.99 each?
*Wednesday, April 23, 2014 at 11:32pm*

**Math**

An electronics store usually sells 18 remote control devices per week at a retail price of $12.49. This week the manager put the remotes on sale for a markdown of 20%, and sold 25 of them. How much more revenue was earned this week by having the sale?
*Wednesday, April 23, 2014 at 11:29pm*

**math!!**

Roy Landers bought 3,000 shares of stock for $59 per share. Six months later he sold the 3,000 shares of stock for $75 per share. If the stockbroker's commission was $975, how much profit did Roy make on the transaction?
*Wednesday, April 23, 2014 at 11:29pm*

**math**

Kyle reduced his investment in Collins Company from $11,700 to $4,300. What was the percentage rate of decrease?
*Wednesday, April 23, 2014 at 11:28pm*

**Math**

A rectangular backyard measures 15 meters by 20 meters.there is a square flower bed in the middle of the yard with three sides of 3 meters.what is the area of the yard only?
*Wednesday, April 23, 2014 at 11:00pm*

***math (6)**

The quantity demanded x (in units of a hundred) of the Mikado miniature cameras per week is related to the unit price p (in dollars) by p = −0.2x^2 + 220 and the quantity x (in units of a hundred) that the supplier is willing to make available in the market is related to...
*Wednesday, April 23, 2014 at 10:58pm*

***math (5)**

The management of the Titan Tire Company has determined that the quantity demanded x of their Super Titan tires/week is related to the unit price p by the relation p = 160 − x^2 where p is measured in dollars and x is measured in units of a thousand. Titan will make x ...
*Wednesday, April 23, 2014 at 10:57pm*

***math (4)**

The demand function for a certain brand of CD is given by p = −0.01x^2 − 0.2x + 12 where p is the unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. The supply function is given by p = 0.01x^2 + 0.5x + 3 where p is the ...
*Wednesday, April 23, 2014 at 10:55pm*

***math (3)**

A supplier of portable hair dryers will make x hundred units of hair dryers available in the market when the unit price is p = 324 + 4x dollars. Determine the producers' surplus if the market price is set at $22/unit. (Round your answer to two decimal places.)
*Wednesday, April 23, 2014 at 10:54pm*

***math (2)**

The demand function for a certain brand of CD is given by p = −0.01x^2 − 0.2x + 10 where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. Determine the consumers' surplus if the market price is ...
*Wednesday, April 23, 2014 at 10:52pm*

***math (1)**

The demand function for a certain make of replacement cartridges for a water purifier is given by the following equation where p is the unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. p = -0.01x^2 - 0.1 x + 47 Determine the ...
*Wednesday, April 23, 2014 at 10:51pm*

**math**

a circular pizza box logo has a sector with a central angle of 80 degrees and a diameter of 16 inches. Find the area of this sector
*Wednesday, April 23, 2014 at 10:50pm*

**Math (3)**

Find the area of the shaded region. the following curves are; y=x^3 y=x+6 y=-1/2x
*Wednesday, April 23, 2014 at 10:48pm*

**math (4)**

Sketch the graph (Do this on paper. Your teacher may ask you to turn in this graph.) and find the area of the region bounded below by the graph of the function and above by the x axis from x = 0 to x = 1. f(x) = -xe^(-x^2) x=0 x=1
*Wednesday, April 23, 2014 at 10:47pm*

**math (2)**

Find the area of the shaded region y= 2x/(x^2+4) from x= -1 and x= 1
*Wednesday, April 23, 2014 at 10:46pm*

**Math (6)**

Find the area of the following two curves. y= sqrt(x) y= x-2
*Wednesday, April 23, 2014 at 10:44pm*

**math (9)**

Find the area of the region enclosed by these graphs and the vertical lines x = 0 and x = 3 f(x)=-x^2+2x+4 g(x)=-x+4
*Wednesday, April 23, 2014 at 10:38pm*

**math (8)**

Find the area of the region enclosed by these graphs and the vertical lines x = 3 and x = 5 f(x)=x^2+5 g(x)=1
*Wednesday, April 23, 2014 at 10:36pm*

**Math - Urgent!**

Can you show that you can share a square pizza equally between two people by cutting it four times using vertical, horizontal and diagonal (45 degree cuts) through any point inside the square? If you could give an explanation as well as an answer I'd be very grateful! I&#...
*Wednesday, April 23, 2014 at 10:35pm*

**Math**

Can you guess my number? The number is less than 30. The sum of the digits is 10. The number is even. What number am I?
*Wednesday, April 23, 2014 at 10:11pm*

**Math**

A sidewalk borders a rectangular play area.the play area measures 20ft by14ft.the width of the sidewalk is 2 ft.what is the perimeter of the outside borders of the sidewalk?
*Wednesday, April 23, 2014 at 10:09pm*

**Math**

A triangular piece of land has a base of 12 yards and a height of 16 yards.what is the area of the piece of land?
*Wednesday, April 23, 2014 at 9:43pm*

**Math**

(6/7c)^2 Is this 6/7c^2?
*Wednesday, April 23, 2014 at 9:26pm*

**math**

Please help me with this one, I am stymied! ; Does weight + height affect force? Please explain!
*Wednesday, April 23, 2014 at 9:13pm*

**math**

I am an interger greater than 0 and less than 100. I am a multiple of 3 The sum of my digits is a multiple of 9 Show all work and explain how you obtained your answer.
*Wednesday, April 23, 2014 at 8:24pm*

**Math: Compass Bearings**

two people start walking from the same point. Person A walks due east for 3.5 km and the person B walks in the direction 123 degrees until they are due south of person A. How far did the second person walk?
*Wednesday, April 23, 2014 at 8:11pm*

**math**

The stadium has a maximum seating capacity of 19,968 at an NBA game. If the New Jersey Nets play 41 games there and each game is sold out, what is the best estimate for the number of fans attending the games during the regular season?
*Wednesday, April 23, 2014 at 8:06pm*

**math**

How do you find the sum of the mode from each set of data? Set A: ( 4,9,7,2,4 ) Set B: ( 11,6,4,6,2 ) Set C: ( -3,2,9,-3,-3)
*Wednesday, April 23, 2014 at 8:01pm*

**Math **

When you return hone, you have $30 in your pocket. If the movie costs $8.00 and the pizza costs you $6.00, which equation could you use to determine how much money you had at the beginning of the day?
*Wednesday, April 23, 2014 at 7:58pm*

**Math**

List the following numbers from greatest to least; 3/8 , 2/9 , 5/16
*Wednesday, April 23, 2014 at 7:51pm*

**Math**

Jabari is thinking of three numbers. The greatest number is twice as big as the least number. The middle number is three more than the least number. The sum of the three numbers is 75. Find the numbers.
*Wednesday, April 23, 2014 at 7:43pm*

**math**

what is the distributive property of 15 x 3 1/5
*Wednesday, April 23, 2014 at 7:40pm*

**3rd grade math**

Sven is thinking of two numbers. The sum is 12. The difference is 4. What are the two numbers?
*Wednesday, April 23, 2014 at 7:37pm*

**math**

how much is 8 liters jug water he fills 9750 millimeters pitchers with water how much water is left?
*Wednesday, April 23, 2014 at 7:25pm*

**math **

Mrs walkers ordered 10 pizza's for a party . Each pizza is cut into 8 slices the list below show the fraction of each pizza that was left after the party. 3/8,4/8,4/8,5/8,6/8,7/8,2/8,4/8,5/,3/8 1.Make a line plot of the fractions of pizzas that were left. 2. What is the ...
*Wednesday, April 23, 2014 at 7:18pm*

**Math 70**

At a county fair, an adult ticket sold for $6.00, a senior citizen’s ticket for $4.50, and a child’s ticket for $2.00. On Friday, the number of adults and senior citizen’s tickets sold was 5 more than the number of children’s tickets sold. The number of ...
*Wednesday, April 23, 2014 at 6:56pm*

**Math**

The Leaning Tower of Pisa in Italy leans because it was built on unstable soil—a mixture of clay, sand, and water. The tower is approximately 58.36 meters tall from its foundation (see figure). The top of the tower leans about 5.45 meters off center. Use the Law of Sines ...
*Wednesday, April 23, 2014 at 6:39pm*

**Math**

A regular hexagon with a perimeter of 24 meters is dilated by a scale factor of 5 2 to create a new hexagon. What is the perimeter of the new hexagon?
*Wednesday, April 23, 2014 at 6:36pm*

**Math**

How do you simplify this problem? (x + 4y − 5z) − (x − 3y + 6z)
*Wednesday, April 23, 2014 at 5:19pm*

**Math **

In the diagram, a building casts a 20-ft shadow and a flagpole casts a 7-ft shadow. If the flagpole is 12 ft tall, how high is the building? Round to the nearest tenth.
*Wednesday, April 23, 2014 at 5:10pm*

**Math**

In what shape are lateral faces of a pyramid?
*Wednesday, April 23, 2014 at 4:47pm*

**6th grade math**

Elisa is writing an algebraic expression for the phrase 5 less tan a number.
*Wednesday, April 23, 2014 at 4:42pm*

**math**

A pulley whose diameter is 9 inches is connected by a belt to another pulley whose diameter is 6 inches. If the larger pulley runs at 1200 revolutions per minute, at how many revolutions per minute does the smaller pulley run? a. 800 b. 1080 c. 1600 d. 1800 e. 2000 please ...
*Wednesday, April 23, 2014 at 4:19pm*

**math**

In triangle ABC, AF and CE meetin D. If AE=EB, BF=FC, then AD x CD/DF x DE equals a. 1 b. 2 c. 4 d. 6 e. 8 please answer and explain
*Wednesday, April 23, 2014 at 4:07pm*

**math**

the sum of an integer and the next greater integer is at least 27. find the lesser integer.
*Wednesday, April 23, 2014 at 4:05pm*

**Math**

Next year Geoff hopes to be able to run 5 mi in 1/2 his previous time.How long should it take him to run 5 mi?
*Wednesday, April 23, 2014 at 4:03pm*

**math**

an unbiased coin is tossed six times. find the probability of the given event. the coin lands heads more than once.
*Wednesday, April 23, 2014 at 4:03pm*

**math**

a-x=1 b+1=x ab=? a. x^2-1 b. x^2 c. (x+1)^2 d. (x-1)^2 e. X^2+1 I don't know how to do it, any body can answer this question and step by step tell me how to do it, thank you
*Wednesday, April 23, 2014 at 3:56pm*

**math**

Tricia wants to create a path out of pebbles. She has 8 bags of pebbles and each bag covers an area of about 6 square feet. If she wants to make the path 2 feet wide, about how long can she make the path ? Show your work
*Wednesday, April 23, 2014 at 3:34pm*

**math**

A diver is wroking 30 meters below sea level. Another diver is taking a break on a platform directly above him that is 5 meters above sea level.How far apart are the two divers? a. 5 meters b. 25 meters c. 35 meters d. 40 meters please answer and explain
*Wednesday, April 23, 2014 at 3:30pm*

**Math **

(-1/3)√18c^5 * (-6√8c^9) 2√144c^14 ---> I came until here but then didn't know how to proceed.
*Wednesday, April 23, 2014 at 3:26pm*

**Math**

You pay 3.3 cents per minute for long-distance phone calls on your phone. Your phone bill is $3.40. Write and solve an equation to find the number of minutes m of long-distance calls you made. A. ; 103 minutes B. ; 11 minutes C. ; 83 minutes D. ; 10 minutes
*Wednesday, April 23, 2014 at 3:23pm*

**math**

sweets are shared equally among 20 children at a party. if there were 1 more sweet and 1 more child, each child would get 1 sweet less. how sweets were shared at the party? thats how the question ends.
*Wednesday, April 23, 2014 at 3:17pm*

**math**

Square ABCD is incribed in Circle O. If the side of the square is 2 find the area of Circle O. a. pi b. 2 pi c. 4 pi d. 8 pi e. 16 pi please answer and explain
*Wednesday, April 23, 2014 at 3:11pm*

**math**

How to find the interst rate on an investment of 3000 after four years received 4105.71. What is the interest rate
*Wednesday, April 23, 2014 at 1:49pm*

**Math ~ Check Answers ~**

A number cube with the numbers 1 through 6 is rolled. Find P (number is greater than or equal to 3). a.) 4/6 b.) 1/6 c.) 2/6********** d.) 5/6
*Wednesday, April 23, 2014 at 1:39pm*

**Math**

Tim deposits $10 every month into retirement account which averages 18% interest compounded monthly. How much will be in this account after 45 years? (The number of years from age 20 to 65).
*Wednesday, April 23, 2014 at 1:39pm*

**Math**

Earl Watkins is ready to retire and has saved up $250,000 for that purpose. He places all of this money into an account which will pay him annual payments for 20 years. How large will these annual payments be if the account earns 17% compounded annually?
*Wednesday, April 23, 2014 at 1:37pm*

**math**

The area of a triangle whose legs are in the ratio of 2:3 is 48. The length of the hypotenuse is a. square root 13 b. 8 c. 2 square root 52 d. 12 e. 208 please answer and explain
*Wednesday, April 23, 2014 at 12:41pm*

**math**

When the population of a town rose from a million to a + x million, the per cent increase was a. x/a % b. 100a/x % c. 100x/x-a % d. x/a-x % e. 100x/a % please answer and explain
*Wednesday, April 23, 2014 at 12:36pm*

**math**

find the inverse of the function, f(x)=x-1
*Wednesday, April 23, 2014 at 11:14am*

**Math Help? Check my answers.**

1. Find the next three terms in the sequence. 30, 22, 14, 6, ... -3, -12, -21 -1, -8, -15** -1, -2, 3, -2, -10, -18 2. Find the next three terms in the sequence. 3, 6, 9, 12, ... 15, 18, 20 15, 19, 20 15, 18, 21 14, 18, 21** 3. Find the next three terms in the sequence. -1, 9...
*Wednesday, April 23, 2014 at 10:33am*

**math**

Uniform rod AB with end B resting against rough vertical wall. Coefficient of friction between wall and rod is μ. Rod is 2m long and has mass 3kg. Rod is kept in limiting equilibrium by a light inextensible string, one end of which is attached to the end A of the rod and ...
*Wednesday, April 23, 2014 at 10:01am*

**math**

A plane P cuts a sphere O in a circle that has a diameter of 20. If the diameter of the sphere is 30 how far is the plane from O?
*Wednesday, April 23, 2014 at 9:35am*

**Math**

You draw five cards from a standard deck of 52 cards. P(heart) = 4/5 (fraction). What type of probability is illustrated and why? Theoretical; the result is based on the number of possible outcomes** Theoretical; the result is found by repeating an experiment Experimental; the...
*Wednesday, April 23, 2014 at 8:36am*

**math**

which is larger .007 or .700
*Wednesday, April 23, 2014 at 7:22am*

**math**

A rectangle has side lengths of 5 centimeters and 3 centimeters. if the side lengths are doubled, will the area also doubal? Explain
*Wednesday, April 23, 2014 at 7:18am*

**Math**

Simplify the product. -9 sqrt 28a^2 * 1/3 sqrt 63a I came until -3 sqrt 49a^2 * sqrt 36a, but then I got confused...
*Wednesday, April 23, 2014 at 2:30am*

**math**

help
*Wednesday, April 23, 2014 at 12:16am*

**Math**

Find X so that the pitch of the roof is 1/6. The number below the x is 30 feet in the figure. so how do I solve this?
*Tuesday, April 22, 2014 at 11:30pm*

**math**

A movie theater ticket booth opens at 10 am. There are four tellers who divide the customers evenly. The tellers have served 16 customers so far this morning. which expression represents the unknown number of customers each teller will serve? Let c represent the additional ...
*Tuesday, April 22, 2014 at 11:28pm*

**math**

anually compound amount and compound interest of $42.000 with a nominal rate of 11% for 19 years
*Tuesday, April 22, 2014 at 11:24pm*

**math**

what is the compound amount and compound interest of $7.700 with a nominal rate of 6% for 5 years
*Tuesday, April 22, 2014 at 11:20pm*

**Math**

288in.=_yd
*Tuesday, April 22, 2014 at 11:08pm*

**math**

A movie theater ticket booth opens at 10 am. There are four tellers who divide the customers evenly. The tellers have served 16 customers so far this morning. which expression represents the unknown number of customers each teller will serve? Let c represent the additional ...
*Tuesday, April 22, 2014 at 11:03pm*

**Math**

How do I calculate the monthly payment required to repay a $250,000 loan in 15 years at 5.75% interest compounded monthly?
*Tuesday, April 22, 2014 at 10:55pm*

**math**

solve the equation: 3x^2 + 2x + 2 = 0
*Tuesday, April 22, 2014 at 10:51pm*

**math**

If tree is broken 18 feet from its base. The top lands 24 feet from the base. How tall is the tree?
*Tuesday, April 22, 2014 at 10:47pm*

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