Monday
September 1, 2014

Homework Help: Math

Branches of Math

Recent Math Questions

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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

math
ok i dont know this so here it is it says use the number 913,256 and write the period that has the 913. what did they just say?
Tuesday, August 26, 2014 at 3:18pm

Math
At Lucy's Restaurant,1 3/4 a serving of tomato soup is cups. Lucy makes 63 cups of tomato soup each day. How many servings of tomato soup does she make?
Tuesday, August 26, 2014 at 3:16pm

Math
Pete is 5.77 cm taller than Kyle. Kyle is 155.09 cm tall. How tall is Pete?
Tuesday, August 26, 2014 at 3:13pm

Check my math please ASAP
If im not right then can you tell me which are wrong and right thanks 1.B 2.C 3.A 4.C 1.Which inequality is false? A.3 < 7 B.–8 < –5 C.–9 > –4 D.10 > –12 2.What are the integer solutions of the inequality |x| < 2 ? A.2 only B.2 and –...
Tuesday, August 26, 2014 at 3:10pm

Math
I'm writting a conclusion about my essay on poverty what should i say
Tuesday, August 26, 2014 at 3:07pm

Math
Pete is 5.77 cm taller than Kyle. Kyle is 155.09 cm tall. How tall is Pete?
Tuesday, August 26, 2014 at 2:57pm

math
Find two unit vectors that make an angle of 60° with v = <6, 8>
Tuesday, August 26, 2014 at 2:53pm

Math
What is the value of the expression when r = 3 and s = 11? 80 + (r2 × s2) + s (The "2" are squared, so its r squared and s squared.)
Tuesday, August 26, 2014 at 2:47pm

math
which property is represented by 5+(8)=8+5? A)Identity B)Associative C)Commutative D)Distributive Is the answer C
Tuesday, August 26, 2014 at 1:57pm

math
How many possible license plates can be made with 4 letters followed by 4 numbers and must start with the letter C
Tuesday, August 26, 2014 at 1:39pm

Math
(a) Themba wants to deposit a sum of money into a savings account so that he will have R30 000 in 3 years time for an overseas holiday how much money must he deposit into the account if the interest paid on the savings is 8,5% p.a (b) R1 000 is deposited in a savings account ...
Tuesday, August 26, 2014 at 1:26pm

math
What is another way to write 3x(4+7)? A.3x4+7 B.3x4x7 C.3x4+4x7 D.(3x4)+(3x7) Is the answer D?
Tuesday, August 26, 2014 at 1:11pm

math
25 August 2014 write in five letters without using numbers
Tuesday, August 26, 2014 at 12:40pm

math
Have I worked this problem correctly? The direction was to solve these equations 6x^2 +7 ______ 3x^2 +1 x^2-X^2=x 3/6=2 7-1=6 2x6
Tuesday, August 26, 2014 at 12:23pm

math
A is 15 years elder than B.5 years ago A is four times as old as B.find their present ages
Tuesday, August 26, 2014 at 12:23pm

History,geography,tourism,math lit,zulu.
Do Jiskha have A sarturday schools near soweto
Tuesday, August 26, 2014 at 11:00am

Math
Rachel is 2 times as tall as Kendall. Rich is 3 inches taller than Rachel. Brian is 74 inches tall and 1 inch shorter than Rich. How tall is Kendall?
Tuesday, August 26, 2014 at 10:50am

math
a. The formula for the velocity of an object is , where v is the velocity of the object, d is the distance traveled, and t is the time elapsed while that distance is traveled. If you had only this formula to work with, what should your first step be in determining how long it ...
Tuesday, August 26, 2014 at 10:17am

Math
Olivia uses 3/8 cup brown rice flour to make healthy dog treats. The expression 3/8 × t represents how much flour is needed to make t treats. How much brown rice flour is needed to make 10 1/2 treats?
Tuesday, August 26, 2014 at 10:01am

Math
The ratio of the number of red and blue candies in a jar is 7:8. If the percentage increase in the number of red and blue be 20% and 10% respectively , what will be the new ratio?
Tuesday, August 26, 2014 at 8:42am

Math 114
a store mixes kenyan coffee worth $11 per kilogram and turkish coffee worth $13 per kilo gram. The mixture is to sell for $12 per kilogram. Find how much of each should be used to make a 588 kilo mixture.
Tuesday, August 26, 2014 at 8:40am

Math
The incomes of Aslam, Babar and Rafeeq are in the ratio 2:3:5. If the increments of 15%,10% and 20% are allowed respectively in their salaries, then what will be new ratio of their income?
Tuesday, August 26, 2014 at 8:14am

Math
Evaluate: e^3016 (e is exponential)
Tuesday, August 26, 2014 at 6:19am

math
12,24,72,288 what is next
Tuesday, August 26, 2014 at 12:21am

math
(6x^4-x^3+11x^2-2x-2)/(3x+1)
Tuesday, August 26, 2014 at 12:19am

Math
The problem is ; 10x+8-y X= 2 Y=5 Every time I do it I get 23 but my teacher says I'm wrong . where am I wrong ? someone help me please .
Monday, August 25, 2014 at 11:20pm

Math
1 77/88 - 5 64/88 =
Monday, August 25, 2014 at 11:09pm

math
In October, a HARDWARE STORE purchased snow shovels for $8 each. The original markup was 50% based on the selling price. In December, the store had a sale and marked down the shovels by 20%. By January 1, the sale was over and the shovels were marked up 15%. In March, the ...
Monday, August 25, 2014 at 10:21pm

math
I having problems figuring out how to work this problem 6X^2+7/3X^2+1 is the answer 3X+6?
Monday, August 25, 2014 at 10:00pm

Math
2+22+23+......+29=? A. 2044 B. 1022 C. 1056 D. None of these
Monday, August 25, 2014 at 9:59pm

Math
1 7/8 - 5 8/11 =
Monday, August 25, 2014 at 9:43pm

Math
421.5680 / 83.45
Monday, August 25, 2014 at 9:27pm

Math
x^(log10x)=100 I'm not sure how to do this at all...
Monday, August 25, 2014 at 9:27pm

Math
I am a number less than 40. One of my factors is 3. The sum of my digits is 12. What number am I?
Monday, August 25, 2014 at 9:17pm

Math
Emily collected $950 selling Girl Scout cookies all day Saturday. Emily's troop collected 20 times as much as she did. Howmuch did Emily's troop raise?
Monday, August 25, 2014 at 8:08pm

Math
A game has a box containing four marbles - three red and one green. The player draws one marble at a time without replacement until the green marble is drawn. After that, the game is over. The game ends in four different ways. What is the probability of drawing a green marble ...
Monday, August 25, 2014 at 8:05pm

Math
I am a number between 20 and 30 one of my factors is 4 the sum of my digits is 10 what number am I ?
Monday, August 25, 2014 at 8:04pm

Calculus-Math
Find the derivative of 4 sec^7 (πt − 6)?
Monday, August 25, 2014 at 7:58pm

Math
3y=4x-18 3x=7-y
Monday, August 25, 2014 at 7:40pm

Math
An item is on sale for $12, which is at a discount of 20% off the original price. What is the original price? How do I do this without a calculator? Thank you !
Monday, August 25, 2014 at 7:38pm

math
Jackie wants to buy a new CD player. It costs $ 32.95. She has saved $ 26 and has a coupon for 30 % off the price. Does Jackie have enough money to buy the CD player?
Monday, August 25, 2014 at 7:34pm

math
what is the exponential form of 1000 * 1000
Monday, August 25, 2014 at 7:30pm

5th grade math
What is the value of n 9*27+2*31-28=n
Monday, August 25, 2014 at 6:54pm

Math
What is 52.5/0.5 Also 12+16 divided by (3+1)
Monday, August 25, 2014 at 6:52pm

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