Tuesday
August 30, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

math
A family has two cars. The first car has a fuel efficiency of 30 miles per gallon of gas and the second has a fuel efficiency of 25 miles per gallon of gas. During one particular week, the two cars went a combined total of 1275 miles, for a total gas consumption of 45 gallons...
Thursday, July 7, 2016 by jazmine

Business Math
a new piece of equipment cost $18,000 with a residual value of $600 and an estimated useful life of five year. Assuming twice the straight-line rate, the book value at the end of year 2 busing the declining-balance method
Thursday, July 7, 2016 by KayKay

MATH Function Transformation
for function if the a value 1/2 is it a stretch of 1/2 or a compression of 2. Or is both correct!
Thursday, July 7, 2016 by Matt

Math
If you ride a bike for 75 minutes and goes a distance of 15.4 miles how many mph did you go!
Thursday, July 7, 2016 by Jeannie

math
Explain two ways that you can solve for R in the following division statement. Then, use one of your methods to find R. x^3+4x^2-3x=(x-1)(x^2+5x+2)+R could you divide x^3+4x^2-3x by (x-1) to get the quotion of (x^2+5x+2)+ the remainder which would be r? Also what would be ...
Thursday, July 7, 2016 by Matt

Math Please Help
Simon travels north and south from Main Station. The distance, in km, of the train from Main Station is modeled by the function d(t)=t^3-9t^2+6t, where North is positive and South is negative. Time elapsed after the start of a shift, in hours, is represented by t, where &#...
Thursday, July 7, 2016 by Jen

math
The angle of elevation of the top of a tower from a point on a level ground 450m away is 20° find how high the tower is from the ground
Thursday, July 7, 2016 by lise

math
Given that the range of a polynomial function is {y | y <= 5, y ER}, do you have enough information to make any conclusions about the leading coefficient or degree? (er is all real numbers)
Thursday, July 7, 2016 by Anonymous

math
For what value of 𝑚 will the polynomial 𝑃(𝑥) = 2𝑥 3 − 𝑚𝑥 2 + 9𝑥 − 11 have the same remainder as when it’s divided by (𝑥 − 2) and (𝑥 + 3)?
Thursday, July 7, 2016 by Anonymous

Math Please Help
Simon travels north and south from Main Station. The distance, in km, of the train from Main Station is modeled by the function 𝑑(𝑡) = 𝑡 3 − 9𝑡 2 + 6𝑡, where North is positive and South is negative. Time elapsed after the start of ...
Thursday, July 7, 2016 by Jen

math
Name the sets of numbers to which the given number belongs 60/47
Thursday, July 7, 2016 by allison

math
ABCD is a quadrilateral.Is AB+BC+CD+DA<2(AC+BD)
Thursday, July 7, 2016 by harsh

math
A rope is 25 1/2m long .how many pieces each of 1 1/2m long can be from it?
Thursday, July 7, 2016 by e

Math
Find the equation of the parabola whose axis of symmetry is horizontal and passes through the points (1, 2), (3, -2) and (7, -6).
Thursday, July 7, 2016 by amikhailov

Math
Find the equation of the parabola whose directrix is y = -1 and focus is (1, 1).
Thursday, July 7, 2016 by amikhailov

Math
Determine the new equation of xy - x - y - 10 = 0 if the origin is translated to the point (1, 1).
Thursday, July 7, 2016 by amikhailov

Math
Find the equation of the parabola, in standard form, whose Vertex (2, 1), ends of the latus rectum (-1, -5) and (-1, 7).
Thursday, July 7, 2016 by amikhailov

Math
Let A (2, 3); B (-2, -1) and C (5, -2) be vertices of triangle ABC. If the line connected by points B and C is the base of these triangle and the line bisected through point A is the altitude then what will be the area of the triangle?
Thursday, July 7, 2016 by amikhailov

Math
If the distance of point (5, 0) to (3, 2) is twice the distance of (5, 0) to (7, n + 1). Find the value of n.
Thursday, July 7, 2016 by amikhailov

Math
Find the distance of the lines 4x + 2y + 3 = 0 and 2x + y - 1 = 0.
Thursday, July 7, 2016 by amikhailov

Math
Find the value of k such that the distance of 3x + 4y + 7 = 0 to (2, k) is 5.
Thursday, July 7, 2016 by amikhailov

Math
Find the equation of the set of all points P(x, y) if the sum of the distances of P(x, y) from (0, -2) and (0, 2) is equal to 8.
Thursday, July 7, 2016 by amikhailov

Math
Find the equation of the set of all points P(x, y) which is equidistant from (2, -4) and (-1, 5).
Thursday, July 7, 2016 by amikhailov

Math
Find the coordinates of the point which is 3/5 of the way from (3, 2) to (-3, 5).
Thursday, July 7, 2016 by alexis

Math
Find the equation of the line through (-8, 9) with x-intercept trice the y-intercept.
Thursday, July 7, 2016 by alexis

Math
What is the equation of the line segment joining P(x, y) to (2, 4) and is parallel to the segment joining (-2, -1) and (6, 8).
Thursday, July 7, 2016 by alexis

General Math
This is something about rational functions and I was given an assignment to be answered: Liway has 6 liters of a pineapple juice blend. What is 50% pure pineapple juice. How many liters of pure pineapple juice and to be added to make the blend 75% pineapple juice?
Thursday, July 7, 2016 by Jeremy Nell

math
In isosceles right triangle ABC, point D is on hypotenuse BC such that AD is an altitude of triangle ABC and DC = 5. What is the area of triangle ABC?
Thursday, July 7, 2016 by charles

Math
Consider the series 1+(2+3)+(4+5+6)+(7+8+9+10)+(11+12+13+14+​15)+.... (a) find an expression for the ith term in the rth bracket. (b) Given that 39×79 is the sum of all the numbers in the first k bracket in the series, find the value of K.
Thursday, July 7, 2016 by A. A. Fuseini

Math
Solve the following system of equations: −2x + y = 1 −4x + y = −1 (3, 1) (−1, 3) (−1, −3) (1, 3) ***
Thursday, July 7, 2016 by tay

Math
The fourth term of a geometric series is 30; the ninth term is 960. Determine the sum of the first nine terms. How do I find t1 and r?
Wednesday, July 6, 2016 by Anonymous

math
solution of if 2/7 of the 2905 student and if 30 % of the student play musical instruments, how many student play musical instruments?
Wednesday, July 6, 2016 by Juan

Math
If Bill can now a lawn in 'x' hours, what part of the lawn can he now in 2 hours? A) 2/x B) x/2 C) 1/2 D) 1/x Okay, so I've tried this one. I'm thinking, since I don't know how long it takes him to mow the lawn, I think you would divide x from 2? I'm ...
Wednesday, July 6, 2016 by Cydney

math
how do i simplify 3 square root of 5 end root minus 2 square root of 7 end root plus square root of 45 end root minus square root of 28
Wednesday, July 6, 2016 by anonymous

MATH HELP
A bus leaves a station at 10am and averages 60 mph. Another bus, traveling at 75 mph, leaves the same station 30 mins later following the same route. What time does the second bus catch up with the first bus? I don't know how to work this out at all!
Wednesday, July 6, 2016 by Anon

math
John walks 600m from his house to the bus stop. He then travels 3200m by bus to his school. How far does john travel to get to school
Wednesday, July 6, 2016 by fgjjjj

math
Polygon MNOPQ is dilated by a scale factor of 0.8 with the origin as the center of dilation, resulting in the image M′N′O′P′Q′​. The coordinates of point M are (2, 4), and the coordinates of point N are (3, 5).The slope of MN is
Wednesday, July 6, 2016 by kika

Math
Can a polynomial function of an even degree be an even function? is this true all the time? Thank You!
Wednesday, July 6, 2016 by Jen

Math (Quadratic Equations)
Two pipes that are open at the same time can fill a pool in 12 hours. When only Pipe A is open, it can fill the pool 7 hours longer than when only Pipe B is open. Find how long Pipe A can fill the pool when it is the only pipe open?
Wednesday, July 6, 2016 by John

Math
What does it mean when it says Roots (order) for a function eg. -x^3-2x^2+15x+36 What i mean is how do you the answer.
Wednesday, July 6, 2016 by Jen

math
mr. Carr is installing wall to wall carpeting in a room that measures 12 1/2ft by 9 2/3 ft how much will it coast if the carpet is $26 per square yard
Wednesday, July 6, 2016 by walter

math
30 = 8 times square root of (h - 40) I have done this so many ways, I couldn't possibly show all my work. I do know the answer is 54, I just don't know how to get it!
Wednesday, July 6, 2016 by Diann

Math
Using two different digits from 0 to 9, what is the greatest two digit number that you can make
Wednesday, July 6, 2016 by Raina

math
In K&M grocery store, apples are sold in groups of 3 and oranges are sold in groups of 5. If Mrs. Winter buys 26 apples and oranges in all how many apples does she buy? How many oranges does she buy?
Wednesday, July 6, 2016 by Anonymous

Math
2 cars traveled to a place at 60 km/hr and 70 km/hr respectively if the first car takes 1and 1/2 hour more then the 2nd car for the same journey what will be the length of the journey
Wednesday, July 6, 2016 by Alex Pereira

Math
I am 5 digit number between 20,000 and 40,000. My ten thousand digit is 6 less than in ones digit and my thousands digit is more than my tens digit. My hundred digit is the sum of my ten thousands digit. What number am I?
Wednesday, July 6, 2016 by Anonymous

math
IF 2/7 OF THE 2905 STUDENTS ARE FRESHMEN,AND IF 30% OF THE FRESHMEN PLAY MUSICAL INSTRUMENT,HOW MANY FRESHMEN STUDENTS PLAY MUSICAL INSTRUMENTS?
Wednesday, July 6, 2016 by Juan

math
The area of a square field is 3/2 hectares find the length of its diagonal in metres please help.
Wednesday, July 6, 2016 by yanto

math
what is the acute angle between the hands of hour and minute at 6:25?
Wednesday, July 6, 2016 by tish

math
three right angles have vertices at the center of the circle .if the radius of the circle is 8,what is the combined area of the shaded region?
Wednesday, July 6, 2016 by tish

math
what is the acute angle between the hands of hour and minute?
Wednesday, July 6, 2016 by tish

Math (Analytic Geometry)
1. Find the equation of the set of all points P(x,y) that is equidistant from (-3,0) and (3,-5). 2. Find the equation of the set of all points P(x,y) that is twice as far from (-8,8) as from (-2,2). 3. Find the equation of the set of all points P(x,y) such that the sum of the ...
Wednesday, July 6, 2016 by Justsimplelikeme

math
how many committee of five people can be chosen from 20 men and 12 women if a) exactly three men must be on each committee b) at least four women on each committee
Wednesday, July 6, 2016 by rose

Math
1. You want to carpet a square room with an area of 350 square meters. You have a carpet that measures 5√14 by 3√14 meters. What is the length of the carpet to be added in able to fulfill the room? Thank You!!
Wednesday, July 6, 2016 by Ari

MATH
1. A rectangular table with a side length of 10√5 by 8√5 inches is to be cut to make it in a square shape. What is the measure of the part of the table that will be cut? Thank you!!
Wednesday, July 6, 2016 by Camz

math
The length of a rectangle is 2ft less than 3 times the width. If the area is 65 ft. Find the dimension
Wednesday, July 6, 2016 by Curry

Math
The third term of an AP is 8 and ninth term AP exceeds three times the third term by 2. Find the sum of its nineteenth terms
Wednesday, July 6, 2016 by Thilaka

Math
find a rational function that satisfies the given conditions vertical asymptotes x=-6,x=7 horizontal asymptotes y=10/9 x intercepts (6,0)
Wednesday, July 6, 2016 by Megan

math
how many committee of five people can be chosen from 20 menand 12 women if exactly three men must be on each committee and at least four women on each committee
Tuesday, July 5, 2016 by rose

math
please help me solve this problem quickly! John and Melanie are designing a science experiment for the school science fair. Their experiment requires a large amount of copper wire. They need 22 spools of copper wire that each contains 31 meters of wire. How many kilometer of ...
Tuesday, July 5, 2016 by Nicole

math-steve
When Mr. Lucky starts betting, he has 3 dollars. On any bet, he wins with probability 1/3 and loses with probability 2/3. If he wins a bet, the total amount of money he has triples. If he loses a bet, he loses 2/3 of the total amount of money he has. Mr. Lucky’s objective...
Tuesday, July 5, 2016 by andre

Math
Pen has 1/2 cup and 1/8 cup measuring cups. What are two ways he could measure out 1 3/4 cups of flour? Plz help thanks!
Tuesday, July 5, 2016 by Pam

Math
There are 12 more toy cars than toy trucks in a toy box with a total of 38 toy cars and trucks. How many toy trucks are in the toy box?
Tuesday, July 5, 2016 by Jane

math
Find the area of the following plane figure. An ellipse has a major axis of 14 cm and a minor axis of 10 cm. Find its area. Area (to the nearest tenth) =
Tuesday, July 5, 2016 by C

math
Find the area of the following plane figure. Use = 3.14. A circle has a radius of 8 cm. What is its area? Area (to the nearest tenth) =
Tuesday, July 5, 2016 by C

math
Jon Ericson bought a home with a 11.5% adjustable rate mortgage for 20 years. He paid $10.67 monthly per thousand on his original loan. At the end of 2 years he owes the bank $50,000. Now that interest rates have gone up to 13%, the bank will renew the mortgage at this rate or...
Tuesday, July 5, 2016 by C

math
The garage you work for as an auto mechanic measures 230 ft. by 150 ft and handles 69 cars. Using the existing garage as a model, how much space would you plan to have in your garage? Number of cars parked at any one time = 24. Required area of service garage =
Tuesday, July 5, 2016 by C

Math
A square, where s is an odd integer, is divided into unit squares. All the unit squares along the edges and the 2 diagonals of a square are discarded. Find a fully simplified expression, in terms of s, for the number of unit squares remaining answer.
Tuesday, July 5, 2016 by Jamie

math
the number that is IX more than XC?
Tuesday, July 5, 2016 by aya corneto

Math
How do you write 2.15 1/2 in expanded form. Our topic is transforming fractions in decimal form... but what is the fraction 1/2 doing there?
Tuesday, July 5, 2016 by Joana

math
When Mr. Lucky starts betting, he has 3 dollars. On any bet, he 7. wins with probability 1/3 and loses with probability 2/3. If he wins a bet, the total amount of money he has triples. If he loses a bet, he loses 2/3 of the total amount of money he has. Mr. Lucky’s ...
Tuesday, July 5, 2016 by andre

math
if m set of 22 mathematics teachers and p is the set of 25 physics teachers and if 2 teachers both mathematics and physics, how many elements has MUP.
Tuesday, July 5, 2016 by jb

math
Find the area of the following plane figure. A circle whose circumference measures 28 centimeters. Area (to the nearest square centimeter) =
Monday, July 4, 2016 by C

math
Solve the following problems related to automobile insurance. Jerry Adams normally pays $875 for bodily injury and property damage insurance. His insurance company increases premiums by 150% for 1 accident, 200% for 2-3 accidents, and 250% for 4 accidents. Find his premium for...
Monday, July 4, 2016 by C

math
Find the area of the following plane figure. Find the altitude of a triangle whose area is 100 cm2 and whose base is 20 cm. Altitude =
Monday, July 4, 2016 by C

math
Use the formula to solve the problems. B * In The amount that results when $3,000 is compounded at 7% annually over eight years. $ a0 The interest earned in this case.
Monday, July 4, 2016 by C

Math of investigation
Two identical circles are to be cut from a 12cm by 9cm sheet of paper. What is the maximum possible radius of these circles? Show that if the length of the sheet of paper is twice the breadth of the paper, then the radius of the largest circles which can be cut out is half of ...
Monday, July 4, 2016 by Sandy

math
what is the area of a triangle whose base is 28 cm and height is 25 cm?
Monday, July 4, 2016 by micka

math
One base of a trapezoid is twice as long as the other.the length of the shorter base is 9 cm and its height is 5 cm. What is its area?
Monday, July 4, 2016 by micka

math
how to put 2/3,1/2,4/5 and 7/30 in ascending order
Monday, July 4, 2016 by angel

Math
Certain financial aid students must pass 2/3!of their classes in order to continue their aid. If they are taking 18 hours , how many hours do they have to pass
Monday, July 4, 2016 by Anonymous

math
Nica has a fever.her temperature is 39.5'C.how much higher is her body temperature than the normal body temperature?
Monday, July 4, 2016 by micka

Math
Family wants to buy van in 2 years, they want to make a down payment of 25% of the estimated purchase price of $29,000. Find the amount they need to invest to make the down payment if funds earn 10% compounded semiannually.
Monday, July 4, 2016 by Vivianne

math rounding off
circle the digit to the right of thousands place. use this digit to round off to the nearest thousand. 1372 3547 5893 6501 8688 21526
Monday, July 4, 2016 by aya corneto

Math
how to find the curved surface area of a cone when the height is 25mm and circumference is 132mm ?
Monday, July 4, 2016 by Steph

math
rounding off to the nearest thousand 21526 36099 53115 64742 77428
Monday, July 4, 2016 by aya corneto

Math
a hollow metal sphere has an internal radius of 20cm and an external radius of 30cm , given that the density of the metal is 7.8, find the mass of the sphere , expressing your answer in kg.
Monday, July 4, 2016 by Steph

Math
The heights of three plants A,B and C in a garden are in the ratio 2 : 3 :5. their mean height is 30cm a) find the height of plant b b) if another plant D is added to the garden and the mean height of the four plant is now 33cm , find the height of D plant
Monday, July 4, 2016 by Steph

math
if the side of a square is increased by 150 percent.by what percent does the area increase?
Monday, July 4, 2016 by tish

math
What is the greatest number of rectangles with integer side lengths and perimeter 10 that can be cut from a piece of paper with width 24 and length 60?
Monday, July 4, 2016 by tish

Math
Two identical circles are to be cut from a 12cm by 9cm sheet of paper. What is the maximum possible radius of these circles? Show that if the length of the sheet of paper is twice the breadth of the paper, then the radius of the largest circles which can be cut out is half of ...
Monday, July 4, 2016 by Mhon 2

MATH
Exercise:- A new flag design. The flag measures 100cm by 90cm. The flag consists of a red cross with a white background. The thickness of the vertical strip is twice that of the horizontal one. The area of the cross is half the area of the flag. By making an equation or ...
Monday, July 4, 2016 by Mhon

math
Find the area of the square vegetable garden whose measure is given by the expresions (5x+3y)m.
Monday, July 4, 2016 by Roel

math
How many times greater are the digits at the left than digits at the right? 81 281
Monday, July 4, 2016 by aui

math
the denominator of a rational number is greater than its numerator BY 7 if the numerator is increased by 17 and the denominator is deacreased by 6 the new number becomes 2 find the orginal number
Monday, July 4, 2016 by hy

math
two number are such that ratio between them is 3:5 find the orginal number
Monday, July 4, 2016 by Anonymous

Math
Ronnel spent 1/5 of his money to buy a food. He spent 1/4 of the remaining money to buy a magazine.If he had 360 pesos left in his wallet, how much money did he have at first?
Monday, July 4, 2016 by Kylie

Math
Bayes' theorem problem, Struggling with this the whole night, please help.Thank you. Two states of nature exist for a particular situation: a good economy and a poor economy. An economic study may be performed to obtain more information about which of these will actually ...
Monday, July 4, 2016 by Queenie

Math
A cyclist on a circular track of radius 600 feet is travelling at 36 feet per second. His speed is increased with angular acceleration of 0. 01 rad/sec². What is the cyclist total acceleration?
Monday, July 4, 2016 by Dourence

Math
Akash distributed Rs. 180 in equal sums among a certain number of people. Bhaskar also distributed the same sum but gave Rs 6 more to each person . In doing so Bhaskar got the blessings of 49 persons less than Akash . How much Akash give to each person?
Monday, July 4, 2016 by Nihal

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