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April 16, 2014

April 16, 2014

**Branches of Math**

**Recent Math Questions**

Post a New Question | Current Questions

**Math**

Linda bought 52 boards to replace part of her fence. If each board was 4 1/2 feet long. What was the total length of the boards that Linda bought for her fence? A.234 ft B.229ft C.182ft D.156ft I multiplied 52x4 and got 208. How do I add the 1/2
*Wednesday, October 9, 2013 at 6:19pm*

**math**

1.Maddie has 2 times as many stickers on her notebook as Meg.Together,they have 15 stickers.How many stickers are on Maddie's notebook? 2.How many more stickers are on Maddie's notebook than on Meg's notebook?
*Wednesday, October 9, 2013 at 6:11pm*

**Math**

Olivia cut a wooden board into 3 equal parts. If the board was originally 8 1/4 feet long, how long was each of the 3 parts? A. 1 1/12 feet B. 2 3/4 feet C. 5 1/4 feet D. 9 3/4 feet B The results of a survey indicate that approximately 627,000 people in a state own dogs. Which...
*Wednesday, October 9, 2013 at 6:04pm*

**math**

Perform the given set operation. Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}. please solve this: {x | x is a multiple of 2} ∪ {x is a multiple of 7}
*Wednesday, October 9, 2013 at 5:57pm*

**Math**

Three times as many children as adults attended a concert Saturday. An adults ticket cost $7 and a child's ticket cost $3. The theater collected a total of $6000. How many people bought tickets.
*Wednesday, October 9, 2013 at 5:47pm*

**Math**

24
*Wednesday, October 9, 2013 at 5:28pm*

**math**

Let U = {7, 8, 9, 10, 11, 12, 13}, A = {7, 8, 9, 10}, B = {7, 8, 11, 12}, and C = {9, 11, 13}. List all the members of the given set. A ∪ (B ∩ C)
*Wednesday, October 9, 2013 at 5:26pm*

**Math**

there are three pairs of matching sides two are L x W ___ 2 * 7 * 3 two are L x H ___ 2 * 7 * 9 two are W x H ___ 2 * 3 * 9 find the areas, add them together multiply by the paper cost
*Wednesday, October 9, 2013 at 5:17pm*

**math**

suppose 3 students change their vote from math to science .describe how the frequency table would change
*Wednesday, October 9, 2013 at 5:01pm*

**Math**

Huong covered a box with sticky-backed decorating paper. The paper costs $.03 per square inch. How much money will Huong need to spend on paper if the length is 7 inches, width is 3 inches, and the height is 9 inches? I thought Huong needed to spend $3.42 because I multiplied ...
*Wednesday, October 9, 2013 at 4:34pm*

**Math Explanation**

Obviously, 80 goes into 800 just 10 times.
*Wednesday, October 9, 2013 at 4:24pm*

**Math**

I thought Huong had to spend $3.42 because I multiplied $.03x9 and got $.27 and then I multiplied $.03x3 and got $.09. I also multiplied $.03x7 and got $.21, then I added them and got $.57. Finally I multiplied $.57x6 (by the number of sides of the box) and got $3.42. However...
*Wednesday, October 9, 2013 at 4:24pm*

**Math Explanation**

If you are asked to find 834/80=, how do you know the quotient is greater than 10 before you actually divide?
*Wednesday, October 9, 2013 at 4:21pm*

**math**

Writing in math every digit in 8,999 is greater than Any digit 24,005. Explain why 24,0005 is greater than 8,999
*Wednesday, October 9, 2013 at 4:20pm*

**Math**

Huong covered a box with sticky-backed decorating paper. The paper costs $.03 per square inch. How much money will Huong need to spend on paper if the height of the box is 9 inches, width is 3 inches, and the length is 7 inches? Please show full work. Thank you.
*Wednesday, October 9, 2013 at 4:12pm*

**Math reasoning**

4,800 / 30 = ?
*Wednesday, October 9, 2013 at 4:12pm*

**Math reasoning**

A drive-in movie theater is showing 30 movies this summer. Every Movie is sold out. The theater sold a total of 4,800 tickets. How many people will attend each movie?
*Wednesday, October 9, 2013 at 4:11pm*

**Math Division Word Problem**

26(180/3) = ?
*Wednesday, October 9, 2013 at 4:09pm*

**Math Division Word Problem**

There are 180 minutes in 3 hours. How many minutes are there in 26 hours?
*Wednesday, October 9, 2013 at 4:07pm*

**math**

Please proofread your question and repost.
*Wednesday, October 9, 2013 at 4:04pm*

**math**

In a survey of a TriDelt chapter with 50 members, 18 were taking mathematics, 37 were taking English, and 7 were taking both. How many were not taking either of these subjects?
*Wednesday, October 9, 2013 at 4:03pm*

** math**

a car is traveling at a speed of 30.0m/s encounters an emergency and comes to complete stop how much time will it take for the car to stop if it decelerates -4.o m/s^2
*Wednesday, October 9, 2013 at 3:55pm*

**math**

i think the answer is 0.27 i hope its right if it is not right i will get mad
*Wednesday, October 9, 2013 at 3:37pm*

**math**

1 - 1 2 - 2 3 - 4 4 - 8 5 - 16 6 - 32
*Wednesday, October 9, 2013 at 2:54pm*

**7th grade math help quick please**

Dude don't cheat!
*Wednesday, October 9, 2013 at 2:42pm*

**math**

Maria decides to donate $1 to her favorite charity the first week of the month and to double the amount she donates each week. how much will she donate the 6th week?
*Wednesday, October 9, 2013 at 2:40pm*

**math**

Let U = {7, 8, 9, 10, 11, 12, 13}, A = {7, 8, 9, 10}, B = {7, 8, 11, 12}, and C = {9, 11, 13}. List all the members of the given set. A ∪ (B ∩ C)
*Wednesday, October 9, 2013 at 2:40pm*

**K math**

1 and 2
*Wednesday, October 9, 2013 at 2:33pm*

**business math**

10. Simms Trucking Company received an invoice showing 20 tires at $99.00 each, 16 tires at $120.00 each, and 12 tires at $150.00 each. Shipping terms are FOB shipping point. Freight is $350.00; trade discount is 12/4; and a cash discount of 2/10, n30 is offered. Assuming ...
*Wednesday, October 9, 2013 at 2:13pm*

**K math**

What is the factor of 2?
*Wednesday, October 9, 2013 at 2:13pm*

**math**

perform this operation: ________ {2,7,10}
*Wednesday, October 9, 2013 at 2:04pm*

**MATH**

aarggghhh!!!! http://www.jiskha.com/display.cgi?id=1381328155 http://www.jiskha.com/display.cgi?id=1381327293
*Wednesday, October 9, 2013 at 1:43pm*

**VNS,Math**

let distance he went each way be x miles time for first leg = x/4 time for 2nd leg = x/3 x/4 + x/3 = 7/2 times 12 3x + 4x = 42 x = 6 he went 6 miles into the road check: time for 1st part = 6/4 hrs time for 2nd part = 6/3 hrs and 6/4 + 2 = 3/2 + 2 = 7/2
*Wednesday, October 9, 2013 at 1:41pm*

**math**

Please don't switch names I replied to you when you posted this earlier under a different name. Did you not look at the reply before reposting? http://www.jiskha.com/display.cgi?id=1381327293 btw, in your posting as Kim, you had x^3 instead of the current x^5
*Wednesday, October 9, 2013 at 1:24pm*

**7th grade math help quick please**

how ever put this out their is a sinner/cheater and you are a shamm
*Wednesday, October 9, 2013 at 12:49pm*

**7th grade Math quick help Ms. Sue**

cheaters are no good
*Wednesday, October 9, 2013 at 12:46pm*

**MATH**

can some one tell me the simplified cube radical form of (64x^5y^7)^1/3
*Wednesday, October 9, 2013 at 12:26pm*

**Math-Algebra**

http://www.direct.gov.uk/prod_consum_dg/groups/dg_digitalassets/@dg/@en/@motor/documents/digitalasset/dg_188029.pdf
*Wednesday, October 9, 2013 at 11:52am*

**Math**

1.05x = 1260 = 1200 You're right.
*Wednesday, October 9, 2013 at 11:51am*

**math**

Assuming that "all the way around the outside" is the whole perimeter: 2(98) + 2(98/3) = ?
*Wednesday, October 9, 2013 at 11:49am*

**math**

P = 2L + 2W P = 2(98) + 2(98/3) Multiply your answer by 3 to find the number of feet.
*Wednesday, October 9, 2013 at 11:47am*

**VNS,Math**

A man walked into the road at 4 miles per hour and returned over the same road at the rate of 3 miles per hour. If he completed the entire trip in 7/2 hours,how far in miles in to the roads did he walk?
*Wednesday, October 9, 2013 at 11:44am*

**math**

Hi Roger, For this problem, you have to cuberoot each of the element (64, x^5 & y^7) separately. For 64 , cuberoot of 64 is 4. x^5 , cuberoot is x^(5/3) y^7, the cuberoot is y^(7/3) Therefore the simplified cube radical form is 4x^(5/3)y^(7/3) Hope this helps you
*Wednesday, October 9, 2013 at 11:32am*

**Math**

$1081.30
*Wednesday, October 9, 2013 at 11:27am*

**math**

$379.97
*Wednesday, October 9, 2013 at 11:14am*

**math**

can some one tell me the simplified cube radical form of (64x^5y^7)^1/3
*Wednesday, October 9, 2013 at 10:15am*

**math**

You asked the same question on Monday and Ms Sue answered you. Did you not check back on your post ?
*Wednesday, October 9, 2013 at 9:40am*

**math**

Round 9.46531 to nearest hundredth.
*Wednesday, October 9, 2013 at 9:30am*

**Math-Algebra**

http://easycalculation.com/physics/classical-physics/simple-pendulum.php
*Wednesday, October 9, 2013 at 9:14am*

**math**

The distance across the front of the store is 98 yards the distance from the front to the back is one thrid of the distance if the owner paint a sign all the way around the outside how many feet long will be
*Wednesday, October 9, 2013 at 8:44am*

**Math-Algebra**

Again, use Pythagorus. d2 = 152 + 152 d = 15√2
*Wednesday, October 9, 2013 at 7:44am*

**Math-Algebra**

Use Pythagorus. 122 = 22 + h2
*Wednesday, October 9, 2013 at 7:42am*

**Math-Algebra**

What is the period of the pendulum if its length is 2ft?
*Wednesday, October 9, 2013 at 5:54am*

**Math-Algebra**

If Noah made skid marks of 350 ft long after a car accident, was he overspeeding before the event?
*Wednesday, October 9, 2013 at 5:54am*

**Math-Algebra**

What length will Jem swim diagonally if she wish to reach the opposite corner of a15-meter pool which is square in shape?
*Wednesday, October 9, 2013 at 5:53am*

**Math-Algebra**

To save a woman from a building, a fireman placed a 12-meter ladder against the wall. The foot of the ladder was 2 meters from the wall. What was the location of the woman?
*Wednesday, October 9, 2013 at 5:53am*

**Math**

1.05x = 1260
*Wednesday, October 9, 2013 at 5:46am*

**Math**

In the figure below, points A, B, and C are collinear, and AB and BC are each 6 units long. If the area of ACD is 24 square units, how many units long is the altitude BD? A. 2 B. 4 C. 6 D. 8 E. 12
*Wednesday, October 9, 2013 at 12:52am*

**Math**

A certain school’s enrollment increased 5% this year over last year’s enrollment. If the school now has 1,260 students enrolled, how many students were enrolled last year? A. 1,020 B. 1,197 C. 1,200 D. 1,255 E. 1,323 I got the answer to be 1200, but that's after ...
*Wednesday, October 9, 2013 at 12:25am*

**Math**

A certain school’s enrollment increased 5% this year over last year’s enrollment. If the school now has 1,260 students enrolled, how many students were enrolled last year?
*Wednesday, October 9, 2013 at 12:23am*

**math**

A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 32 said they drove alone. 33 rode in a carpool. 35 rode public transportation. 9 used both carpools and public transportation. 9 used both a carpool and ...
*Wednesday, October 9, 2013 at 12:10am*

**math**

A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 32 said they drove alone. 33 rode in a carpool. 35 rode public transportation. 9 used both carpools and public transportation. 9 used both a carpool and ...
*Wednesday, October 9, 2013 at 12:10am*

**6th grade math**

Thanks!! Yes, this helps.
*Tuesday, October 8, 2013 at 11:36pm*

**math**

This question had been answered before http://www.jiskha.com/display.cgi?id=1381278345 You should always check your previous post before reposting it again. You made Jai do work which was not necessary.
*Tuesday, October 8, 2013 at 11:31pm*

**math**

if it is an AP, then -2 is term(6) term(6) = a+5d 58+5d = -2 5d = -60 d = -12 sequence is 58, 46, 34, 22, 10 , -2
*Tuesday, October 8, 2013 at 11:27pm*

**6th grade math**

1. You have to just multiply them, because it says 20% of those 50 students got milk, so 50 * 0.2 = 10 students 2. Yep 3. Yep 4. Yep 5. [Unit ratio] What we'll do here is to get the cost per oz. Thus we divide $1 by 3.6 oz and $2.50 by 11.5 oz, then compare. $1/3.6 = $0....
*Tuesday, October 8, 2013 at 11:24pm*

**6th grade math**

how many 3 3/4 inch wires can be cut from a spool of wire that is 100 inches long will there be any wire left over? if so how much?
*Tuesday, October 8, 2013 at 11:22pm*

**6th grade math**

Can you check these percent proportion problems? 1. 50 students got pizza at lunch. 20% of those got chocolate milk. How many students got chocolate milk? 50/n = 20/100 20n = 100*50 20n = 5000 n = 5000/20 n = 250 students 2. Mr. Ford has 45 fish in his aquarium. What is the ...
*Tuesday, October 8, 2013 at 11:15pm*

**math**

Let x = son's age Let 38-x = Mr. Bellini's age (since the sum of their ages must be equal to 38) Set up the equation using the the second statement: (38 - x) - 4 = 5(x - 4) Solving, 34 - x = 5x - 20 34 + 20 = 6x 54 = 6x x = 9 years old (son's age) 38-x = 29 years ...
*Tuesday, October 8, 2013 at 11:14pm*

**6th grade math**

27,000 / 5,000 = 5.4 bags 5.4 * 18.76 = ?
*Tuesday, October 8, 2013 at 11:13pm*

**math**

This year, the sum of Mr. Bellini's age and his son's age is 38 years. 4 years ago, Mr. Bellini was 5 times as old as his son. How old is his son this year? How old is Mr. Bellini this year?
*Tuesday, October 8, 2013 at 11:09pm*

**6th grade math**

A bag of fetilizer that weighs 18 3/4 pounds can cover 5000 sq feet. how many pounds of fetilizer will be needed to cover 27,000 square feet? how many bags of fertilizer are needed? explain how you found your answer
*Tuesday, October 8, 2013 at 11:04pm*

**math**

man's age --- x son's age ---- 38-x 4 yrs ago: man -- x-4 son ---34-x at that time: x-4 = 5(34-x) x-4=170 - 5x 6x = 174 x = 29 man is 29 , son is 9 check: 4 years ago, man was 25, son was 5 was the man 5 times as old ? YEAhh
*Tuesday, October 8, 2013 at 11:02pm*

**math-probability**

if the lead digit can be a zero, there are 10x9x8 ways or 720 if the lead digit cannot be a zero, there are 9x9x8 or 648 ways
*Tuesday, October 8, 2013 at 10:55pm*

**math**

58, ____, ____, ____, ____, -2
*Tuesday, October 8, 2013 at 10:52pm*

**combination,Math**

This amounts to coloring 9 balls with 4 colors. We can represent a coloring as a string of 9 o's and 3 |'s. E.g. 000|00|000|0 represents 3 balls with color 1, 2 balls with color 2, 3 balls with color 3 and 1 ball with color 4. The number of different strings you can ...
*Tuesday, October 8, 2013 at 10:35pm*

**math-probability**

Employees at a company are given a three digit employee identification code. If each digit cannot be repeated, how many different codes are possible? Please help.
*Tuesday, October 8, 2013 at 10:27pm*

**Math**

Round 59,424.77 to the nearest square mile
*Tuesday, October 8, 2013 at 9:02pm*

**combination,Math**

Navid took a trip to the store to purchase some balls. His choices at the store were green,blue,white and red balls. If Navid purchased 9 balls, how many different combinations of balls could he have purchased?
*Tuesday, October 8, 2013 at 8:44pm*

**Math**

What are the factors of 36? What are the factors of 72?
*Tuesday, October 8, 2013 at 8:37pm*

**math**

A = 22 * 28 A = 616 sq. m 616 / 85 = ? Remember to round up.
*Tuesday, October 8, 2013 at 8:37pm*

**Math**

How are the factors of 36 related to the factors of 72?
*Tuesday, October 8, 2013 at 8:35pm*

**math**

A rectangular plot of land is to be seeded with grass if the plot is 22m X 28m and a 1kg bag of seed is needed for 85m^ of land how many bags of seeds are needed?
*Tuesday, October 8, 2013 at 8:34pm*

**Math**

350.46
*Tuesday, October 8, 2013 at 8:27pm*

**math**

This year, the sum of Mr. Bellini's age and his son's age is 38 years. 4 years ago, Mr. Bellini's was 5 times as old as his son. How old is his son this year? How old is Mr. Bellini this year?
*Tuesday, October 8, 2013 at 8:25pm*

**math**

1. 4+(-7) = -3 2. 0+(-6) = -6 I'll be glad to check your answers for the other three problems.
*Tuesday, October 8, 2013 at 8:21pm*

**math**

1. 4+(-7) 2. 0+(-6) 3. -2+8 4.6+(-6) 5. -8+(-7).
*Tuesday, October 8, 2013 at 8:14pm*

**Math**

You're welcome. :-)
*Tuesday, October 8, 2013 at 7:52pm*

**Math**

Thank ya' ^.^
*Tuesday, October 8, 2013 at 7:51pm*

**Math**

Right.
*Tuesday, October 8, 2013 at 7:48pm*

**Math**

5(2a + b)-2(3a-5b) Is the answer 4a+15b just checking
*Tuesday, October 8, 2013 at 7:46pm*

**Math**

164.75 164.84
*Tuesday, October 8, 2013 at 7:37pm*

**7th grade Math**

0.21 * 82 = 21% is about 1/5 80 divided by 5 = 16
*Tuesday, October 8, 2013 at 7:33pm*

**7th grade Math**

Please, help me how to solve this problem 21% of 82 how do you use a fraction to estimate the percent of each number? Thank you
*Tuesday, October 8, 2013 at 7:28pm*

**Math**

It takes the planet Neptune about 164.8 years to revolve once around the sun. What are the least and greatest numbers written in hundreths that could round to 164.8? Explain your answer.
*Tuesday, October 8, 2013 at 7:27pm*

**Math**

2 minutes
*Tuesday, October 8, 2013 at 7:21pm*

**Math**

P=ert 13000=e.045(1)
*Tuesday, October 8, 2013 at 6:53pm*

**Math**

Using continuous compounding. A 13,000 deposit in an account with APR of 4.5 percent is. The balance in the account after 1 year is what.
*Tuesday, October 8, 2013 at 6:40pm*

**math 5th grade**

430
*Tuesday, October 8, 2013 at 5:53pm*

**math 5th grade**

430
*Tuesday, October 8, 2013 at 5:52pm*

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