Sunday
February 7, 2016

Homework Help: Math

Branches of Math

Recent Math Questions

Math
Tony's mom wants to pay her son 2.00 for his first hour of work, and then double his pay every hour after that. If tony works six hours how much would he make?
Sunday, January 24, 2016 by Tim

Math
Don's pays his jimmy 2.00 per hour for the first hour. He plans to pay him double for the next six hours. How much would he earn at the end of six hours?
Sunday, January 24, 2016 by Jon

math
The first term of a geometric sequence is 3 and the sum of the second and the third is 60 determine the first three terms and the general term
Sunday, January 24, 2016 by magdeline

Math
Two railroad tracks cross each other if the measure of angle 1 is 3 times the measure of angle 2, what are the measures of angles 1,2,3, and 4? Explain and show your work
Sunday, January 24, 2016 by Riley

Math help
Samantha finds a bank, Star Bank, which offers a CD account with a 2% interest rate every month. Star Bank’s interest is not compounded. The interest is based on the original amount of deposit. Remember that Samantha has $500 to start the account. She will not withdraw or...
Sunday, January 24, 2016 by Anonymous

Math
A cake recipe calls for 2 cups of flour. You want to make 2/5 of the recipe. How many cups of flour should you use?
Sunday, January 24, 2016 by Billy

math
if the lecture grade is the mastering points worth 20% and exams worth 80%. what is the lecture grade? mastering points: 1513 exam grades: 92,83,76,95,95 thank you!
Sunday, January 24, 2016 by lauren

Math
I do not get this question at all,this is composite functions and all my answers to a) to c) is wrong,can someone please help me with this problem :)? Suppose a ship is sailing at a rate of 35km/h parellel to a straight shoreline. The ship is 10km from shore when it passes a ...
Sunday, January 24, 2016 by Matt

Math theta angles
Find every angle (theta) between 0 & 360 degrees for which the ratio of sin theta and cosine theta is -3.00
Sunday, January 24, 2016 by TJ

math
Y=2,x=30 and Y=6,x=50 Find the relationship between x and y. Find x when y=3
Sunday, January 24, 2016 by Chimele

math
A trench 4 meter long ,2 meter wide and 3 meter high was dug into the ground.find the volume of the earth dug out for making this trench.
Sunday, January 24, 2016 by Mumtaz alam

math
Given fofof=64x-21,find f(x)
Sunday, January 24, 2016 by trouble

Math
If a bank pays 2.4% interest compounded monthly on its certificate of deposit. What is the effective interest rate on annum
Sunday, January 24, 2016 by Latha

Math
The perimeter of a rectangle is72cm. It's breath is 8cm. Find its length
Sunday, January 24, 2016 by Divya

math
If I have $87,000 in an account with 4.5% interest, how much money will I have in 8 years? I don't understand the previous answer...sorry
Sunday, January 24, 2016 by Brenda

math
If in culture of yeast the rate of growth y'(t) is proportional to the amount y(t ) present at time t, and if y(t) doubles in 1 day, how much can be expected after 3 days at the same rate of the growth? After 1 week    (Hint: Continuous growth model)  
Sunday, January 24, 2016 by genzeb nigussie

math
If I have $87,000 in an account with 4.5% interest, how much money will I have in 8 years?
Sunday, January 24, 2016 by Brenda

Math
A calf is tied with a rope of length 6m at the corner of a square grassy lawn of side 20m. If the length of the rope is increased by 5.5m, find the increase in area of grassy lawn in whi the calf can graze.
Sunday, January 24, 2016 by Anonymous

math
In a class of 50 student 28,22,20 of them offer physics,chemistry and biology respectively also,4 of them offer physics and chemistry but not biology,3 offer physic and biology but not chemistry,6 offer biology and chemistry but not physics if 13 of them offer physics only how...
Sunday, January 24, 2016 by dapo

Math
What is the formula for the nth term for the following sequence: 40, 16, 6.4, 2.56, 1.024, 0.4096?
Sunday, January 24, 2016 by Cydney

math/trigo
A 22 ft flagpole casts a 62 ft shadow. Calculate the angle of elevation to the sun
Sunday, January 24, 2016 by Anonymous

math
The wading pool shown is a trapezoidal prism with a height of a total volume of 286 cubic feet. What is the missing dimension? **The drawing shows the shallow height is 2ft. Length is 13ft. Width is 8ft. And a question mark for the height of the deeper end of pool. THANK YOU!!
Sunday, January 24, 2016 by Tim

math
Josie has 260 cubic centimeters of candle wax. She wants to make a hexagonal prism candle with a base area of 21 square centimeters and a height of 8 centimeters. She also wants to make a triangular prism candle with a height of 14 centimeters. Can the base area of the ...
Sunday, January 24, 2016 by Tim

Math
Out of 300 student in final year in senior secondary school, 200 are offering biology and the150 offering chemistry how many are offering neither biology nor chemistry
Sunday, January 24, 2016 by Emmanuel

Math
How to solve this problem 8.3 was added to a certain number. This sum was then divided by 11.2. Finally, the quotient was multiplied by 8. This product came out to 16. Please help I'm in 5th gradethank you..
Sunday, January 24, 2016 by Tasene

Math
My math problem says seven tenths exceeds seven thousandths by what number. Do I subtract like this: 0.007 - 0.7
Sunday, January 24, 2016 by Frank

Financial Math
Emily borrows 20,000 for 8 years at a nominal discount rate of 6% compounded quarterly. Calculate the amount of discount that Emily will pay.
Sunday, January 24, 2016 by Anon

Financial Math
You have $100 and could use it to buy 80 songs from itunes. Instead, you invest your $100 at an annual effective interest rate of 11.3% for 4 years. The price of songs on itunes is subject to an annual effective rate of inflation of r%. At the end of 4 years, you can buy 101 ...
Sunday, January 24, 2016 by Anon

Math cars and SUVs
The number of cars is larger than the number of sport utility vehicles by 94.7%. The difference between the number of cars and the number of suv is 18. Find the number of suv
Sunday, January 24, 2016 by TJ

math
Identify all components of this statement: 3a + 2b = 7. Is this an equation or an expression and why? o Constant o Variable o Term o Expression o Equation
Sunday, January 24, 2016 by John

Math
How many gallons of water should be added to raise water level 2 inches in a 40 x60 feet pool
Saturday, January 23, 2016 by Bbanks

Math
On the graph of f(x)=2sin(6πx), points P and Q are at consecutive lowest and highest points with P occuring before Q. Find the slope of the line which passes through P and Q.
Saturday, January 23, 2016 by Cameron

Math 3rd Grade
Toddrick has a photo album. Some pages have one photo on them, and other pages have two photos on them. If Toddrick has 9 photos, how many different ways can he put in the album?
Saturday, January 23, 2016 by Tsamg

Math
Im stuck on this question of b) and c),i already got a) which is as it can be the distance k can be given as k=squareroot d^2+(10+x)^2 Suppose a ship is sailing at a rate of 35km/h parellel to a straight shoreline. The ship is 10km from shore when it passes a lighthouse at ...
Saturday, January 23, 2016 by Tamar

Math
Find the discount or intrest to the nearest cent. $500 television, 15% off
Saturday, January 23, 2016 by Amy

math
in triangle abc, a line parallel to AC intersects at AB at D and BC at E . If db is 6, ad is 2 and bc is 24, find de if ab and bc include a 60 degree angle
Saturday, January 23, 2016 by vhena

math
Add .003, 265.8, 83.04, 1972 in decimal form
Saturday, January 23, 2016 by latondra

Math
file:///G:/STAAR-G7-2014Test-math.pdf please help
Saturday, January 23, 2016 by Harleen

Math
For my math problem seven tenths exceeds seven thousandths by what number would I subtract seven tenths from seven thousandths (0.7- 0.007) or subtract seven thousandths from seven tenths. (0.007-0.7)
Saturday, January 23, 2016 by Saul

Math
Can you explain this: For my math problem 23 4/7 divided 4 it says to estimate. What do I do?
Saturday, January 23, 2016 by Sam

math
Please help solve 0.3x -1=0.2
Saturday, January 23, 2016 by mary

Math
1.The number of apples, a, is 6 less than half the number of pears, p. Write an expression that represents the number of apples in terms of the number of pears. 2.Which equation can be used to solve the following word problem? Jason has 4 more nickels than dimes, and the total...
Saturday, January 23, 2016 by Anonymous

math
the product of ritas savings and 2 is 36
Saturday, January 23, 2016 by billly

math
compare the models for 1/3 and 2/6. How does the number of parts relate to the size of the parts.
Saturday, January 23, 2016 by A

Math
Can you help me? My math problem is: 23 4/7 divided by 4 and it says to estimate. What do I do?
Saturday, January 23, 2016 by Sam

Math
Is this the answer to 3/4% of 75: 0.5625
Saturday, January 23, 2016 by Fred

Math
So would it be this: 1/4, 9/32, 5/16
Saturday, January 23, 2016 by Anonymous

Math
For this question 3/4% of 75 would I change 3/4 to a decimal and put it over 100?
Saturday, January 23, 2016 by Fred

Math
So is this correct for this question: Name a fraction between 1/4 and 5/16 1/4, 8/32, 5/16
Saturday, January 23, 2016 by Anonymous

math
Ms. Sue I have a question. For this math problem: Name a fraction between 1/4 and 5/16 how do I do that
Saturday, January 23, 2016 by Anonymous

Math
Question: Name a fraction between 1/4 and 5/16
Saturday, January 23, 2016 by Rick

Math
What is the simple interest on Rs.4500 from January 5 to May 31 at 8% per annum?
Saturday, January 23, 2016 by Gobinda

Math
How do you find a measure of a triangle?
Saturday, January 23, 2016 by smart1111

math
marcel is standing 5 meters away from a street light. he is 2 meters tall and the light is 6 meters high. how long is marcel's shadow?
Saturday, January 23, 2016 by margoth

Math
Mrs. Alvarado gets a raise that increases their income to $6,500 a month. Their mortgage stays the same. What percent of their monthly income do they now spend on the mortgage? Some things to know: Mrs. Alvarado's income before the raise was 6,000 dollars. Also before ...
Saturday, January 23, 2016 by Light

math
R,O,C,A are the midpoints of the sides of the rhombus DJSB. if DJ= 16 sq rt of 2 cm and d=120 degrees, what is the perimeter of ROCA?
Saturday, January 23, 2016 by jana

Math
Simplify the following ratio. Use values in terms of the smaller measurement units. 4 cups to 5 pints
Saturday, January 23, 2016 by Kill Aura

math
the supplement of an angle is 20 degrees less than 3 times its complement. find the ratio of the supplement to the complement.
Saturday, January 23, 2016 by hannah

math
A circular flower bed is surrounded by a path 4m wide . the diameter of the flower bed is 66m . what is the area of this path
Saturday, January 23, 2016 by Anonymous

math
A circular flower bed is surrounded by a path 4m wide . the diameter of the flower bed is 66m . what is the area of this path
Saturday, January 23, 2016 by teju

math
find the length of the hypotenuse of a right triangle, the other tow sides of which measure 9 cm and 12 cm.
Saturday, January 23, 2016 by Abhay

math
A bag contains 15 green ,12 red, 11 blue,10, yellow,8 black and 4 white balls what is the minimum number of balls that at least 9 balls of the same color are there
Saturday, January 23, 2016 by Anonymous

Math
1. Find the midpoint AB. Point be is located at (6,6) and point A is located at (-3,-3). There's a straight line connecting them. A) (4.5, 4.5) B) (1.5, 1.5) C) (3,3) D) (2,2) Is the answer D?
Saturday, January 23, 2016 by Tim

math
Can somebody solve this system of euation :2^x+3^y=17 2^x+2+3^y+1=5
Saturday, January 23, 2016 by Akbar

math
this is the 5th grade problem. This is exactly what I have. Rosa and her friends used 1 2/3 quart of paint on Monday and 1 3/4 quart of pain on Tuesday.How much paint will Rosa and her friends need on Wednesday.If Rosa If Rosa and her friends have 3/4 quart of pain left, do ...
Friday, January 22, 2016 by Valentina

Homework for Math
How is (x^2+2x+4) derived from (x^3-8)? What do you call it's formula and what are the steps required to turn (x^3-8) into (x^2+2x+4)?
Friday, January 22, 2016 by Aster Calico

math
Rosa and her friends used 1 2/3 quart of paint on Monday and 1 3/4 quart of pain on Tuesday. If Rosa and her friends have 3/4 quart of pain left, do they have enough pain to finish the job on Wednesday?
Friday, January 22, 2016 by Valentina

Math
Be precise, find the percent error: Marcus estimates that 230 people will attend choir concert. There was an actual total if 300 people who attended the choir concert.
Friday, January 22, 2016 by Amy

math help pls pls
Determine the type of boundary line and shading for the graph of the inequality 3x + y greater than or equal to 10. Dashed line with shading on the side that includes the origin Solid line with shading on the side that does not include the origin Dashed line with shading on ...
Friday, January 22, 2016 by Oscar

MATH HELP
What is 3 to the power of two thirds equal to? ^3 square root of 9 ^2 square root of 9 ^3 square root of 27 ^2 square root of 27
Friday, January 22, 2016 by Oscar

Math
Bella sells a jewelry at a market. She cuts out a rectangular piece of wood for a necklace display. The lenght of the piece of wood is 3/4 foot. The width of the piece of wood is 1/3 foot. What is the area, in square feet, of the piece of wood bella cuts out
Friday, January 22, 2016 by Cedriona douglas

Math
Rosa and her friends used 1 2/3 quart of paint on Monday and 1 3/4 quart of pain on Tuesday..How much paint will Rosa and her friends need on Wednesday?
Friday, January 22, 2016 by Valen

pls help me math
Find an equivalent function to f(x) = 3(6)^2x. f(x) = 3(36)^x f(x) = 182^x f(x) = 108^x f(x) = 9^x(36^x)
Friday, January 22, 2016 by Oscar

math
Rosa and her friends used 1 2/3 quart of paint on Monday and 1 3/4 quart of pain on Tuesday. If Rosa and her friends have 3/4 quart of paint left, do they have enough paint to finish the job on Wednsday?
Friday, January 22, 2016 by Valen

math
Rosa and her friends used 1 2/3 quart of paint on Monday and 1 3/4 quart of pain on Tuesday. How much paint will Rosa and her friends need on Wednesday?
Friday, January 22, 2016 by Valen

math
how do I find the percentage increase from 26.4 to 78.2?
Friday, January 22, 2016 by mc

math
What is the value of x in the solutions to following equations x - y + -3 x + 3y =5
Friday, January 22, 2016 by Oscar

MATH PLS HELP ME
What is 3 to the power of two thirds equal to? 3 to the power of 9 2 to the power of 9 3 to the power of 27 2 to the power of 27
Friday, January 22, 2016 by Oscar

Math
9/2+6/2 HELP MATH
Friday, January 22, 2016 by Kitty💕,

Math
A rectangular solid has sides of 7 cm, 9 cm, and 11 cm. What is its surface area?
Friday, January 22, 2016 by Anonymous

math
Solve this plxxx The numerator of a fraction is 2less than it's denominator.when both numerator and denominator are increased by 3,the fraction is increased by 3/20.find the original fraction.
Friday, January 22, 2016 by Ali

math
I did get this explain plz... L=1680/w
Friday, January 22, 2016 by Ali

Math plz help
identify the value of x that makes each pair of ratios equivalent 1. x:4" and "45:20" A.8 B.9*** C.10 2.21 to x and 7 to 10 A.24 B.30 C.40 *** 3.x to 50 and 16 to 25 A.32 *** B.34 C.41 4.6 to 8 and 18 to x A.20 B.22 C.24*** 5. 9/36 and x/4 A.1 B.4*** C.9 6. 42/...
Friday, January 22, 2016 by dasha

math
Solve this plz The area of a rectangle is 1680msq.if it's diagonal is 58 m long find the length & width of the rectangle
Friday, January 22, 2016 by Ali

math
Plz help me to solve this system of equation. 2^x+3^y=17 2^x+2+3^y+1=5
Friday, January 22, 2016 by Ali

Math
what is the measure of an angle that is 8 degrees less than 3 timess its supplement???
Friday, January 22, 2016 by Anonymous

math geometry
the measure of an angle that is 8 degrees less than 3 times its supplement???
Friday, January 22, 2016 by hopey

math
what is 5(-4x+2)+3(5x-2)
Friday, January 22, 2016 by christine

Math connexues
identify the value of x that makes each pair of ratios equivalent 1. x:4" and "45:20" A.8 B.9 C.10 2.21 to x and 7 to 10 A.24 B.30 C.40 3.x to 50 and 16 to 25 A.32 B.34 C.41 4.6 to 8 and 18 to x A.20 B.22 C.24 5. 9/36 and x/4 A.1 B.4 C.9 6. 42/22 and 21/x A.12 B...
Friday, January 22, 2016 by dasha

math
Plz help me to solve this system of equation. 2^x+3^y=17 2^x+2+3^y+1
Friday, January 22, 2016 by Ali

Algebra 1
A group of 23 students participated in a math competition. Their scores are below: Score (points) 20–29 30–39 40–49 50–59 60–69 Number of Students 4 7 5 4 3 Would a dot plot or a histogram best represent the data presented here? Why? Histogram, because...
Friday, January 22, 2016 by Carly (Help pls)

Math
identify the value of x that makes each pair of ratios equivalent 1. x:4" and "45:20" A.8 B.9 C.10 2.21 to x and 7 to 10 A.24 B.30 C.40 3.x to 50 and 16 to 25 A.32 B.34 C.41 4.6 to 8 and 18 to x A.20 B.22 C.24 5. 9/36 and x/4 A.1 B.4 C.9 6. 42/22 and 21/x A.12 B...
Friday, January 22, 2016 by dasha

math
t57tded56eedaesf6refreafes676f7erfe7g968​r9eg697f89e8rs7fer69f789e8fr98gf9r6f789r​s8669897f989regref refeefresfsfdfefrfdfrgregfgtrgrgrfgt=cxb​czmnnmxdjbfbkjnjukhgiuknouhud=?
Friday, January 22, 2016 by Anonymous

Math
F(x) = square root of x-6 -5
Friday, January 22, 2016 by Student

math
(1)given that -2x^2+6x+7=0, if alfa and B are the roots of the equation, form new equation whose roots are(a)alfa/B and B/alfa (b)alfa/B^2and B/alfa^2(b) if alfa and B are the roots of the equation 4x^+8x-1=0. find the values of alfa^3 B+alfaB^3
Friday, January 22, 2016 by john

5th grade math
Which digit is 1/100 of the value of the underline digit in 45,258 (4 is underline)? I think it is 40thousand
Friday, January 22, 2016 by Angel

5th grade math
The value of technology digit 9 in 794,256 is__________ times the value of 9 in 12,276,459. (Think it is : 90,000×12,276,459) Is this right I tried multiplying I get crazy numbers though
Friday, January 22, 2016 by Angel

math
Jody has a rectangular piece of fabric 7/8 yard long and 4/5 yard wide. a=What is the area of the piece of fabric? b=Jody decides to share the piece of fabric equally with her friend. What is the area of the piece of fabric each person gets?
Friday, January 22, 2016 by aaliyah

MATH
THE VOLUME OF A BLOCK OF GOLD IS 0.5CM^3. IF IT IS HAMMARED INTO A SHEET TO COVER THE AREA OF 1 HECTARE, FIND THE THINKNESS OF THE SHEET?
Friday, January 22, 2016 by VAKRAM KUMAR

math
Alex scores 1\5 of the teams goals in the playoffs. Of those goals, 1/3 of them were scored during a power play. What fraction of the teams playoff goals were scored by Alex on the power play?
Friday, January 22, 2016 by David

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