Sunday
February 14, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

math
5/7 + 4 8/9
Wednesday, February 10, 2016 by jacobe

MATH NEED HELP ASAP!!!!!
The table below shows the percentage of households that own a microwave in different countries. Construct a stem-and-leaf plot of the data. Country Percent Of Household With Microwave Ovens ________________________________________​_____________________ Argentina 97% ...
Wednesday, February 10, 2016 by Girl with questions.

math
a flat screen tv cost $1,4000.00. the tv is on sale for 35% off. what is the discount price of the tv
Wednesday, February 10, 2016 by jjiiddss

math
The 5th and 10th terms of A. P are - 12 and 27 respectively. Find the A. P and its 15th term. (B) The first three terms of an A. P are x and the 10th term.
Wednesday, February 10, 2016 by oshinowo ayodeji Samuel

Math
Which measurement represents the height of the parallelogram? 3 m 4.2 m 6 m 10.2 m I'm stuck between 3 and 4.2 I can rule out 6 m and 10.2 m. But what would there be a difference if I were to choose 4.2 if it is slant height or just 3 m? Please help me.
Wednesday, February 10, 2016 by Math Help Please!

Math
Set the numbers from Greatest to least? 15%, 1/8, 0.2, 0.09
Wednesday, February 10, 2016 by Sam

math
Your school is organizing a carnival. You are building a ramp for a game. The ramp will be 8 feet long with a total rise of 5 feet. Find the angle of elevation of the ramp.
Wednesday, February 10, 2016 by Juan

I NEED HELP WITH SEM AND LEAF PLOT MATH!!!!!! ASAP
I really need help please help me with this, please i try and still i can not do this please!!!!!! :( :( :( :( :( The table below shows the percentage of households that own a microwave in different countries. Construct a stem-and-leaf plot of the data. Use the ‘|’ ...
Wednesday, February 10, 2016 by Girl with questions.

math
What is equivalent to 65%? Choose all the apply. 0.065 0.65 13/20 13/25
Wednesday, February 10, 2016 by Sam

math
What is the perimeter of 4 feet wide and 9 feet long?????
Wednesday, February 10, 2016 by Lena

math
7 kids and 2 adults are going to the circus. Kid's tickets are on sale for only half the price of adult tickets. The total cost is $70. How much is one kids ticket? How much is one adult ticket?
Wednesday, February 10, 2016 by tony

math
Assume you start with $100 in a saving account that earns 12% per year. The monthly interest rate is 12%/12 = .12/12 = .01. After the first month there is 100 + (.01)*100 in the account = 101 After the second month there is: 101 + (.01)* (101) = 102.01 Thus each month is ...
Wednesday, February 10, 2016 by ayeshhs

Math
Company A charges $11 per month plus $0.05 per minute, while company B charges $0.15 per minute with no monthly charge. For how many minutes will the monthly cost be the same??
Wednesday, February 10, 2016 by Mariah

Math
If the independent variable is 6 what is the dependent variable for y=10x-3
Wednesday, February 10, 2016 by Mia

Math
determine if the sequence is arithmetic. If it is, find the common difference.1. 35, 32, 29, 26
Wednesday, February 10, 2016 by Tadahshia

Math HELP PLZZ!!
1. To ________________ means to cut into two congruent parts. A: intersect B: bisect •• C: construct D: divide 2. Which tool is not needed to construct a perpendicular bisector? A: compass B: pencil C:protractor •• D: straightedge 3. Which point is the ...
Wednesday, February 10, 2016 by Kiana

math
for questions 1 and 2 chose the equation or proportion that you can use to solve the problem what number is 73% of 215 A( 215=0.73n B( n=0.73 X 215 C( 0.73=n X 215 D( 215=73n what percent of 94 is 23 A( n/94=23/100 B( 23/94=n/100 C( 94/n=23/100 D( 23/94=100/n
Wednesday, February 10, 2016 by jjiiddss

Math
A is 2 years older than B. The sum of their ages is 24. How old is A and how old is B?
Wednesday, February 10, 2016 by Mark

math
The Hamilton/Vinton Method The Hamilton/Vinton Method sets the divisor as the proportion of the total population per house seat. After each state's population is divided by the divisor, the whole number of the quotient is kept and the fraction dropped. This will result in ...
Wednesday, February 10, 2016 by christopher

Math
If vector a=2i-j+k, b=i-3j+k,c= -2i+j-3k,d=3i+2j+5k find the p,q,r such that d=pa+qb+rc. Please help me how to do it...!!!
Wednesday, February 10, 2016 by Ri

Math
Ricky has 16 coins consisting of P5 & P1 coins amounting to P44. How many of each kind does he have?
Wednesday, February 10, 2016 by Raquel

math
The Sum Of The Digits On A Digital Clock Is 15. The Number Of Minutes Is 5 Times The Number Of Hours What Time Is It?
Wednesday, February 10, 2016 by Machelle

Math
0.01+0.05 simplify the expression above. which of the following is correct?
Wednesday, February 10, 2016 by Nina

Math
Enrollment in the Ski/Snowboard Club increased by 30% this year. There are now 182 sudents in the club. How many students were there last year?
Wednesday, February 10, 2016 by Bullpups

math
At the time that a 55 foot tall tree casts a shadow that is 32 feet long, a nearby woman is 5.5 feet tall. Which measure is the closest to the length of the shadow she will cast?
Wednesday, February 10, 2016 by kiddy

Math
what is the percent of change: from 45 ft. to 92 ft.
Wednesday, February 10, 2016 by Bullpups

Math
A man's age is 20% more than that of his sister.find the sister's age if the man is 42 years old.
Wednesday, February 10, 2016 by Maan

math
seven years ago, Gerry was half as old as Celine is now. In ten years, he will be 4/5 as old as Celine will be. How old are they?
Wednesday, February 10, 2016 by Anonymous

Math
Find the área of Each circle round to the nearest tenth use 3.14
Wednesday, February 10, 2016 by Yareli

math
Solution for: A man 1.7m tall observe that the angle of elevation of a top of a tower to be 28°.He moves 50m away from the angle of elevation to be 35°.How far above the ground is the tip of the tower to three significant figures.
Wednesday, February 10, 2016 by Gyamfi

3rd grade math
write a subtraction problem involving regrouping that has Ted reading 304 pages THANK YOU
Tuesday, February 9, 2016 by phoebe

Math
5x-7(2-4x)
Tuesday, February 9, 2016 by Adam

math
Problem: Lexington, and Elizabethtown, Kentucky are 79 miles apart. If the distance on the map is 2 1/2 inches, find the scale of the map. do i make a ratio for inches to miles? is it 2.5x inches = 79 miles?
Tuesday, February 9, 2016 by Kevin

Math
There are 22 fish and 14 frogs in the pond. There are 65 fish and 23 frogs in the lake. how many more fish and frogs are in the lake?
Tuesday, February 9, 2016 by Johnnae Starks

math
In a three digit number, the hundreds digit is twice the units digit. If the digits are reversed, the new number is 396 less than the original number. Find the number.
Tuesday, February 9, 2016 by nicole

MATH
The ratio of the measures of the acute angles of a right triangle is 3:2. What is the measure of the smaller acute angle?
Tuesday, February 9, 2016 by Gavin

Math
Add or subtract rational expressions. 16x-12/4x^2+5x-6-3/x+2
Tuesday, February 9, 2016 by Aria

Math
Find the missing number in each sequence. 5, ____ , 10, 12 1/2 A) 7 B) 7 1/2 C) 8 D) 8 1/2
Tuesday, February 9, 2016 by Random User

MATH
4y+6y=21, 7x-3y=3?
Tuesday, February 9, 2016 by PEDRO

math
Is -4 to the zero power still 1 since all numbers to the zero power are 1 or is it negative 1?
Tuesday, February 9, 2016 by Sami

Math,álgebra
What aré the perimeters of tenis rectangle 😊
Tuesday, February 9, 2016 by Gerena

Math
32,48,72,108...Arithmetic or geometric I think it is arithmetic Then Find common difference or ratio multiple of 12? What are the next 3 terms 120,132,144 What is the "zero" term 12 not sure what this means though What is the equation? 12n * n
Tuesday, February 9, 2016 by Tyler

Math
How do you rename 2/5 so you can add it to 11/25? What is the sum? What is the sum of 5/30 + 4/6
Tuesday, February 9, 2016 by Sicka

Math
1. Based on the given information, what can you conclude, and why? Given: m angle P= m angle T ; PR=TR. A) Triangle QRP is congruent to Triangle TRS by SAS. B) Triangle QRP is congruent to Triangle SRT by SSS. C) Triangle QRP is congruent to Triangle SRT by ASA. D) Triangle ...
Tuesday, February 9, 2016 by Tim

Math
Write the following decimal in words:47.813
Tuesday, February 9, 2016 by Maya

math, ratios
chose a situation that could be described by the following ratios, and write a sentence to describe the ratio in the context of the situation you chose. 1 to 2 29 to 30 52:12
Tuesday, February 9, 2016 by chula

math
How to find mean median and mode to get an average
Tuesday, February 9, 2016 by shunta

math
A 24-hour digital clock is gaining three minutes every hour. If you set it to the correct time at 6p.m. on Saturday, when will it show the correct time?
Tuesday, February 9, 2016 by Vuyokazi

Math
What is the difference between exponents and subscripts in math?
Tuesday, February 9, 2016 by Rishi

MATH PLEEASEEE HELPPP
If the outliers are not included in the data set below, what is the mean of the data set? 42, 43, 46, 48, 57, 60, 96, 59, 38, 68, 29 47 48 49 52 is it c
Tuesday, February 9, 2016 by Mason

Math
1. 2 / 9 + 1 /3 2. 1 / 7 + 3 /21 3. 2 /3 + 1/5 4. 1/4 + 2/3 5. 112 + 4 6 6. 1/2 + 2/ 5 7. 1/6 + 5 /12 8. 4/6 + 1/3 9. 1 / 5 + 1 / 8 10. 3/4 + 1 /9 11. 6 /12 + 1/3 12. 4 / 8 + 1/2 Help me thank you
Tuesday, February 9, 2016 by Jenine

Math
1. 2 / 9 + 1 /3 2. 1 / 7 + 3 /21 3. 2 /3 + 1/5 4. 1/4 + 2/3 5. 112 + 4 6 6. 1/2 + 2/ 5 7. 1/6 + 5 /12 8. 4/6 + 1/3 9. 1 / 5 + 1 / 8 10. 3/4 + 1 /9 11. 6 /12 + 1/3 12. 4 / 8 + 1/2 OMG help me please anyone and simplify and show all work.
Tuesday, February 9, 2016 by Jess

Math
I need help with this question. "Paul drives his car 310 miles in 5 hours. Determine the following: 1.Identify the Input and Output. 2.The unit rate. 3. DRAW A DOUBLE NUMBER LINE." Thank you for all you're help 😎😍😝
Tuesday, February 9, 2016 by Evelin

Math
(〖3x〗^4/〖6x〗​^3 )2 I'm having some trouble solving this. In the numerator is 3x to the 4th. In the denominator is 6x to the 3rd. All of that is in a bracket and it's all squared. Do I have to first subtract the exponents, 4 - 3 and ...
Tuesday, February 9, 2016 by John

Math
Consider the function f(x) = (4x + 4)/(2x^2+4x) and the function g(x)=(2x+2)/(x^2+2x) Clearly, f(x) = g(x) for any value of x and thus f and g should be thought of as merely different notation for the same function. Now find the integral of f(x)dx and the integral of g(x)dx (...
Tuesday, February 9, 2016 by Math guy17

Math
On a soccer team 40% of the goals are scored by the star player. If 70 goals are scored all season, how many are scored by the rest of the team?
Tuesday, February 9, 2016 by Amy

Math
The side of a triangle have lengths of x, x+4, and 20. Specify those values of x which the triangle is acute with longest side 20.
Tuesday, February 9, 2016 by Adeline

math
What does indeterminate form mean exactly? Does it just mean that you can't determine an answer?
Tuesday, February 9, 2016 by John

Math
Elizabeth pumps 3 1/2 gallons of gas in 1/4 of a tank. How many gallons does a full tank hold? Write an expression to represent the problem. Solve the problem.
Tuesday, February 9, 2016 by Amy

Math
The equation 3x=y can be used to calculate the number of wheels to order for any number of tricycles. What does each part of the equation represent?
Tuesday, February 9, 2016 by Amy

Math
If Sam has 6 apples and Linda takes 12 apples how many apples does Jesica have?
Tuesday, February 9, 2016 by Chris

Math
What is the simplified form of this expression? m^9t^-10/m^-4t^-5 m^13/t^15 m^5t^5 m^13/t^5 m^-13t^-15 I think it's the third, but I'm not sure if that's correct. I would appreciate if someone could show me how to solve it if it's incorrect.
Tuesday, February 9, 2016 by Leah

math
Put these numbers in order from greatest to least. 0.8 5 3 15 - 5
Tuesday, February 9, 2016 by katlyn

Math
I have 6 thousands,12 tens, 9 hundreds, 10 ones and 3 tenths. What number am I? This is a question on my 3rd grade daughters math homework and I'm completely confused. I think it may be 7030.03???
Tuesday, February 9, 2016 by Andrea

Math
If you subtracted 3 from the exponent in an exponential function, what would happen to the graph? A) It would move up 3 B) It would move down 3 C) It would move to the left 3 D) It would move to the right 3
Tuesday, February 9, 2016 by Kayla Muk

Math
Thor invests some money in an account earning 8% interest, compounded continuously. After how many years will he double his investment? [Use the formla A = Pert and round answer to the nearest tenth.] A) 6.2 years B) 7.5 years C) 8.7 years D) 9.9 years "I think the answer...
Tuesday, February 9, 2016 by Jacob Huley

Math
oel scores in 80% of his games. His team is starting the playoffs, and if they make it to the state championship, they will have played 5 games. Joel wants to determine the probability that he scores in 4 of the 5 games. Which simulation design has an appropriate device and a ...
Tuesday, February 9, 2016 by Allison Carson

Math
For a specific type of machine part being produced, the diameter is normally distributed, with a mean of 15.000 cm and a standard deviation of 0.030 cm. Machine parts with a diameter more than 2 standard deviations away from the mean are rejected. If 15,000 machine parts are ...
Tuesday, February 9, 2016 by Ashley Colley

Math
How do you find the point of intersection(s) for x = 2y2 + 3y + 1 and 2x + 3y2 = 0 A) You cannot find points of intersections for non-functions. B) Plug in 0 for x into both equations and solve for y. Then plug that answer back into the other equation to find the corresponding...
Tuesday, February 9, 2016 by Asia Powell

Math
A health inspector wants to check compliance with a new city ordinance on meat storage. Since he can only inspect 10 of the 33 stores, he chooses to do a stratified random sample that consists of all 3 of the large chain stores, 4 of the 10 smaller chain stores, and 3 of the ...
Tuesday, February 9, 2016 by Amber Locklier

math
A 200-ft building cast an 80-ft shadow.What is tge height of an electric post with a 4-ft?
Tuesday, February 9, 2016 by Anonymous

math
the area of the pool is 108m. what is the length of the pool if it is 9m wide
Tuesday, February 9, 2016 by william

math
From a point on the grornd 500m from the base of a building an observer find that the angle of elevation tothe top of building is 24degree and the angle of elevation to the top of a flagpole on top of the building is 27degree. Find the height of the building and the length of ...
Tuesday, February 9, 2016 by mata

Math
1. Based on the given information, what can you conclude, and why? Given: m angle P= m angle T ; PR=TR. A) Triangle QRP is congruent to Triangle TRS by SAS. B) Triangle QRP is congruent to Triangle SRT by SSS. C) Triangle QRP is congruent to Triangle SRT by ASA. D) Triangle ...
Tuesday, February 9, 2016 by Tim

Math
1. If triangle ABC is congruent to DEF, m angle A =55, and m angle E =25. What is m angle C? A) 25 B) 55 C) 80 D) 100 Is the answer C?
Tuesday, February 9, 2016 by Tim

Math (Please Help)
Select the phrase that correctly completes the sentence. The value of the dependent variable is always ___________ the value of the independent variable. A. Greater than B. Dependent on C. Equal to D. Lesson than
Tuesday, February 9, 2016 by May

Calculus
If a valid time on a 12 hour time period has the hour hand and minute hand switched, how many times will that result in another valid time? I have found 11, which is when the hour hand points at the same place as the minute hand. I know there is much more, but I can't ...
Tuesday, February 9, 2016 by Andre post for Steve

Math
3m+2n=1 and 4m+3n=3
Tuesday, February 9, 2016 by Substitution

Math
Find quadratic regressive equation for the following f' points; (x, f'(x)): (-4,74); (-3,39); -2,10; -1,-6; 0,-14; 1,-12; 2,0; 3,22; 4,55 It's something really complicated, and I'm later asked to find the original equation, which is a cubic function. Any idea ...
Tuesday, February 9, 2016 by Betty

Math
Determine how many years it would take for the value of a car to depreciate to 25% of its original value, if the rate of depreciation, based on the reducing balance method, is 16 % per annum.
Tuesday, February 9, 2016 by Lesedi

math
There were 336 people at a concert. if 2/3 were children, how many chairs were needed for adults?
Tuesday, February 9, 2016 by Chan

math
A tank is full in 60 min with water.If amount of water is doble in 1min then in what time the half tank is fill.
Tuesday, February 9, 2016 by Ple

math
a bathtub is being filled at a rate of 2.5 galons per minute.the bathtub will hold 20 gallons of water how long will it take to fill the bathtub?
Tuesday, February 9, 2016 by ally

math
the product of 5 terms of GP is 32.find the sum of 19 terms of AP if third term of GP=tenth term of AP?
Tuesday, February 9, 2016 by rd

math
a number is added to 7 and divided by 12,the result is 4.what is the number?
Tuesday, February 9, 2016 by fortune

Math plz help someone.
Which of the following is a possible measure of the area of a square rug? • 18 square feet • 24 square feet • 36 square feet • 48 square feet Based on your answer to the previous question, what would the length of one side of the rug be? • 4 feet •...
Tuesday, February 9, 2016 by GoldenSparkleGirl

math
the price of a coculator is $12.50. the sales tax is 7.5%. how much will you pay for the coculator
Tuesday, February 9, 2016 by jjiiddss

math :) website
Quick questions. Can you please put a website where I can find what Mode, Range, Median , and mean. Also I need some examples, and the definitions. Thank you soo much!!! :)
Tuesday, February 9, 2016 by Girl with questions.

MATH
If y=7.2 when x=3 find x when y=2
Tuesday, February 9, 2016 by enrique

Math! Pls Help!
Identify and give all the appropriate names for three different quadrilaterals and other geometric figures in this Navajo eye dazzler design.
Tuesday, February 9, 2016 by Talia

Math- Calc
Suppose f(x)= |x^(2)+2x−63|. Where is f(x) not differentiable?
Tuesday, February 9, 2016 by kim

Math
Suppose f(x)= |x^(2)+2x−63|. Where is f(x) not differentiable?
Tuesday, February 9, 2016 by jimmy

Math
Lita is three times Joe's age. The difference of their ages is 10. Find their present ages.
Tuesday, February 9, 2016 by Anonymous

Math
A die is rolled once.Find the probability of obtaining a 5 & 6 & an odd number ?
Tuesday, February 9, 2016 by Aljhane

Math
Cheryl and Sally have some money in their wallets.If Cheryl puts 80 cents into her wallet, she will have 80% as much money as Sally.If instead,Sally puts 70 cents into her wallet, she will have 50% more money than Cheryl.How much money does each of them have.
Tuesday, February 9, 2016 by Ico

math
The first term of an A.P is 2 and the common difference is 3. Find the sum of the first 11 terms
Tuesday, February 9, 2016 by kemmy

math
Glenn bought a car for $ 600,000.The yearly depreciation of his car is 10% of its value at the start of the year.What is its value after 4 years?
Tuesday, February 9, 2016 by bugie

math
two wires support a pole in opposite directions. they make angles of 36° and 42° with the horizontal, and the points where they touch the ground are 50 ft apart. find the length of each wire
Tuesday, February 9, 2016 by kenneth

math
a liscense plate that has 3 numbers from 0-9 and 2 letters where each number and a letter may be used more than once. Find the Fundamental Counting Principle to find the number of outcomes in the situation
Tuesday, February 9, 2016 by Rebecca

Math
Solve the following equation with complex numbers and the quadratic formula : 7x^2-4x+2=0 My answer is 4+- 2i√10 ________ 14 My only question is Can this be reduced ?
Monday, February 8, 2016 by Jenna

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