1. someone explain to me!

    the third term of a geometric sequence is t3= -75 and the sixth term is t6=9375. determine the first term and the common ratio. how do I do this question I am tying really hard but I still don't comprehend this question! We have t3 = -75 and t6 = 9375. A

    asked by Andrew on October 18, 2006
  2. phyisc

    Write and balance the reaction for the complete combustion of methanol, CH3OH. (Type your answer using the format CO2 for CO2. Use the lowest possible coefficients.) 1CH3OH + 2 3 ¨ 4 5 + 6H2O

    asked by Ashley on October 16, 2010
  3. math+ confused!

    okay the question is as follows: write the first three teerms of tn= 5(2)^ n-1. what is the value of tn/tn-3? I did not get I asked my teacher and he said: plug in n=1, n=2, n=3, to find t_1, t_2, t_3. plug in n-3 and n separately. then take the ratio of

    asked by eva! on October 18, 2006
  4. math

    Scale Drawings Marking City is 5 inches away from jamming city on the map. What is the actual distance between the two cities? Scale: 2inches:35Miles My answer 2in/35mi = 7ft/x mi 2x=7x35 2x/2=245/2 x=122.5 miles

    asked by john Dosley on October 27, 2014
  5. Math

    Amanda wants to shorten the wheelchair ramp at her front door. The current ramp is 13 feet along the horizontal and the step is 9 inches high. If she doubles the measure of the angle that the ramp makes with the walkway, how long will the new ramp be to

    asked by Anonymous on May 20, 2015
  6. Math: Trigonometry/Geometry

    Carlos is planning to build a grain bin with a radius of 15 ft. he reads that the recommended slant of the roof is 25 degrees. He wants the roof to over hang the edge of the bin by 1ft. What should the length of X be? Give answer in Feet and

    asked by Robbie F on March 14, 2018
  7. Calculas

    an open box is to be made from a square piece of cardboard whose sides are 19 inches long,by cutting squares of equal size from the corners and bending up the sides. Determine the size of the aquare that is to be cut out so that the volume may be a

    asked by jessica on December 7, 2014
  8. Science

    1> What 2 types of electromagnetic energy have wavelengths of 0.76 cm? 2> What is the pressure at a depth of 3000 km inside the Earth? 3> How many inches of mercury are equivalent to 974.5 millibars of air pressure? 4> Jupiter's period of revolution is how

    asked by Lisa on September 14, 2008
  9. Math(PLZ HELP)

    1)Choose an appropriate metric unit for the mass of a paper clip. A. meter B. gram C. kilogram*** D. centimeter 2)Which is likely to have a mass close to 3 kilograms? A. small feather B. five year old cat C. grown elephant D. peach*** 3)which measure

    asked by sparkels_01 on April 1, 2016
  10. maths

    An amount of money is to be divided between Nancy and Sam in the ratio of 7 : 47 : 4 respectively. What is the ratio of Sam’s share to the total ratio?

    asked by romil on September 21, 2017
  11. math

    The ratio of the monthly incomes of A and B is 3:4. The ratio of monthly expenditures of A and B is 4:5. Which of the below is a possible value of the ratio of their savings? 9:10 3:4 13:20 4:5 How to form a equation for solving this?

    asked by Rachel on December 19, 2014
  12. Math

    The ratio of red candies to green candies in a bag is 4/5. Which ratio would form a proportional relationship with this ratio? A. 16/25 B. 20/35 C. 20/25**** D. 24/32

    asked by Eliana on April 2, 2016
  13. Calculus

    Starting at midnight, a 10 foot radius circular pond freezes inward from the outer edge at a rate of 4 inches per hour. How fast is the open area shrinking at when the radius is 9 feet? (Note: if I'd said "at 3am" instead of "when radius is 9 ft", this

    asked by Lela Mitevska on March 6, 2016
  14. Geometry

    Over July 16, 1882, a massive thunderstorm over Dubuque, Iowa, produced huge hailstones. The diameter of some of the hailstones was 17 inches. Ice weighs about 0.033 lb/in^3. What was the approximate weight of these hailstones to the nearest pound? The

    asked by Joy on March 4, 2010
  15. AP Physics

    A 35kg child sits in a swing supported by 2 chains, each 3.7 m long. If the tension in each chain at the lowest point is 274 N find the child's speed at the lowest point. (Neglect the mass of the seat). I'm not sure what equations to use to set this up

    asked by Chevy on October 27, 2015
  16. pre-algebra

    The length of a kitchen is 1 1/4 inches. The actual length is 20 feet. What is the scale of the kitchen

    asked by kayla on December 3, 2014
  17. Math

    One side of a square frame measures 12 inches. What is the perimeter of the frame? Is this right 12*4=48 Perimeter =48

    asked by Gio on April 9, 2013
  18. math

    round 47 eihgts inches to the nearest i half inch and the nearest inch

    asked by kaka on February 1, 2012
  19. math

    Brenden read 3/4 of a book that was 7/8 inch thick . how much of the book , in inches , did he read ?

    asked by autumn on April 4, 2015
  20. math

    the short side are 5 inches The long sides are twice the short sides. What is the area?

    asked by makayah on September 10, 2013
  21. Math

    The scale of a map is 1/8 inch = 10 miles, If 2 cities are 3 inches apart on the map, how many miles are they from each other ?

    asked by Michele on July 10, 2017
  22. Algebra 1

    A rectangle has a length of 4x and a width of 4x-2. its perimeter is 12 inches find the length and width

    asked by Jason on September 30, 2013
  23. Math

    The length of a rectangle in 18 inches. What is the perimeter of the rectangle if the length is 7 incheslonger than the width?

    asked by Erika on March 8, 2012
  24. math

    the first term of a geometic sequence is 3 and the sum of second and third terms is 60 determine the first three terms and the general terms tn.

    asked by rose on January 21, 2014
  25. Single vs double replacement reactions

    How would you compare a single replacement reaction to a double replacement reaction?in laymans terms?

    asked by Eric on February 26, 2014
  26. Algebra 1

    which cannot be represented by a linear function? A. The area of a square, given its side length B. the price of fruit, given the weight of the fruit C. The number of steps on a ladder, given the height D. The number of inches,given the number of yards I

    asked by Cassie on January 23, 2014
  27. Math

    Movement of Pendulum A pendulum swings through an angle of 20 degree each second. if the pendulum is 40 inches long, how far dose its trip move each second ? arcdistance=radius*angleinradians you are given the radius. arcinradians= 20deg*PI/180

    asked by Farzan on August 30, 2006
  28. Physics

    if pressure inside a cylinder with a circular hatch is 2 atm and the radius of the entrance hatch is 12 inches, what force does the air exert on the hatch? i cannot figure out if it would be 13,300.6 lb 24 lb 288 lb 1,300.6 lb or 904.8 lb

    asked by Lauren on October 1, 2012
  29. chemistry

    ohh im sorry i also have another problem i don't understand. "A rectangular solid measures 1.0 m by 5.6 cm by 2.1 dm. Express its volume in cubic meters, liters, cubic inches, and cubic feet." i don't even know what dm means ! Someoneee please help me!

    asked by Jecce on July 21, 2008
  30. math

    Laptop screen sizes are determined by the length of the diagonal portion of the screen. A laptop has a 12 inch width and the height measures 10 inches draw a diagram and calculate the screen size.

    asked by Anonymous on March 25, 2016
  31. math

    A mulch layer 2 inches thick is to be spread over a bed of landscape plants. If the bed measures 8ft x 20ft, how many bags of mulch must you buy? Each bag contains 3 cubic feet of mulch.

    asked by Remmy on March 30, 2012
  32. maths

    The given figure shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is10 units long. Express the​ y-coordinate of P in terms of x.​ (Hint: Write an equation for the line​ AB.)

    asked by Anonymous on October 22, 2017
  33. maths

    If 1 is added to both numerator and denominator of a fraction, the fraction becomes 1/2. If 8 is added to both the fraction becomes 2/3. What is the fraction

    asked by halimoh on January 27, 2019
  34. Further mathematics

    An exponential sequence of positive terms and a linear sequence have the same first term.the sum of their first terms is 3 the sum of their second terms is 3/2,and the sum of their third terms is 6.find their fifth terms.

    asked by Tosin on November 20, 2011
  35. PHYSICS

    Compare the electric force holding the electron in orbit (r=0.53×10−10m) around the proton nucleus of the hydrogen atom, with the gravitational force between the same electron and proton. What is the ratio of these two forces?

    asked by ARION on March 31, 2017
  36. 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

    asked by Tyler on February 9, 2016
  37. Algebra

    Write the word phrase as an algebraic equation The ratio of 16 to x

    asked by Monica on August 31, 2015
  38. Algebra 2

    Please help me with this problem and can you write down the steps. y-1 ____ x+3 = 3/4 (equivalent ratio)

    asked by Gena on September 27, 2014
  39. 7th grade

    how do i write the ratio of 9 nickles to 3 quaters in simplest form

    asked by terrel on May 29, 2010
  40. Rati and Rates Problems

    1.Write two equivalent ratios for the given ratio. a. 4/12 b. 11/33 SHOW WORK

    asked by kelly on November 14, 2011
  41. math

    Write the ratio of 7 nickels to 2 quarters in simplest form.

    asked by Jean on September 4, 2008
  42. 6TH GRADE

    write three equivalent ratios for the given ratio. 1. 10/12 = 20:24, 30:36, 40:48 2. 14/2 = 28:4, 42:6, 56:8 3. 4/7 = 8:14, 12:21, 14:28 Are these answers correct?

    asked by Stephon on October 20, 2014
  43. adult education

    write a paragraphy in which you use the term ratio and proportion correcty.

    asked by debbie on October 18, 2009
  44. math

    1.. Write the decimal three and four thousandths. 2.. the ratio of apples to bananas is 4:1.

    asked by john on February 19, 2015
  45. Math

    Write the ratio of 3 nickels to 3 quarters in simplest form

    asked by Sadie on February 25, 2009
  46. Physics

    I have to compare and contrast three types of tires, and relate them to physics. I've chosen: Racing tires Winter tires All season tires I've chosen to compare them on: Tire tread pattern Rubber compound ??? As you can see, I need something else to

    asked by Lucy on March 1, 2008
  47. college chemistry

    the Cu(No3)2 solution was diluted to 0.001 M. The voltage was measured against standard zinc electrode and found to be 0.89 volts.. 1. write the cell reaction. 2. write the line notation for the reaction. 3. Use the nernst equation to calculate what the

    asked by Anonymous on May 19, 2015
  48. History

    I am going to compare Plato and Gandhi. I find it hard to know what i can compare between the two philosophers. What are the differences and similarities between the two.

    asked by Emma on October 16, 2017
  49. math

    If you used the rule (1/2x,1/2y)to to transform the original figure,how would the angles compare. How would the side lengths compare.

    asked by elbert on March 4, 2012
  50. American History Essays

    Compare and contrast the Irish and German immigrants of early-nineteenth-century America in terms of their motives for leaving Europe, patter, of settlement in the US, impact on American life, and reception by native-born Americans. I know what I need to

    asked by Amanda on November 13, 2007
  51. physicalcs

    A block having a mass of m=15 is suspended via two cables. The angles are as follows: a=19-degree, and b=26-degrees. a) write an expression for the sum of the forces in the x direction in terms of T1, T2, m, g, angle a and b. Use the specified coordinate

    asked by dalia on February 13, 2017
  52. math

    in a geometric sequence the first term is 2. The 3rd term is the sum of the 1st and 2nd term. Find the ratio, and the 2 terms

    asked by saraah on June 3, 2013
  53. maths

    Given that the sum of the first four terms of a geometric sequence is 10 and the fourth term is half the third term . find the common ratio and the first term

    asked by martin np on May 18, 2016
  54. math

    12 1/3 + 7 7/15 switch fractions to improper fractions then find a common denominator to find improper fraction of 12 1/3 multiply whole number (12) by the denominator of the fraction (3) then add the numerator of the fraction (1) therefore improper

    asked by Freddie on April 25, 2007
  55. MATH

    Someone please help me not sure if I even know what I am doing with any of this. write the following ratios in simplest form 5 3/5 to 2 1/10 5 3/5 2 1/10 x 100/100 = 8/20 = 2/5 the ratio of 7 dimes to 3 quarters 7/3 x 100/100 = 700/300 = 175/75 solve the

    asked by TANGIE on December 5, 2010
  56. algebra

    Someone please help me not sure if I even know what I am doing with any of this. write the following ratios in simplest form 5 3/5 to 2 1/10 5 3/5 2 1/10 x 100/100 = 8/20 = 2/5 the ratio of 7 dimes to 3 quarters 7/3 x 100/100 = 700/300 = 175/75 solve the

    asked by TANGIE on December 6, 2010
  57. geometry

    If you used the (3/4x,3/4y) to transform the original figure, how would the angles compare? How would the side lengths compare?

    asked by Surmooer on February 6, 2011
  58. Math

    An artist mixes blue and yellow to make a shade of green. The ratio of blue to yellow is four to one. The color blue makes up what fraction of the mixture?

    asked by Lily on December 2, 2015
  59. 7th grade Math

    The following proportion could be used to change from feet to which measure. 1/12 = 2/x customary length: 1 mile=1760 yards 1 mile=1285280 feet 1 yard=3 feet 1 foot=12 inches A. ounces B. pints C. quarts D. gallons

    asked by ducky momo on November 15, 2012
  60. 7th grade math

    The following proportion could be used to change from feet to which measure. 1/12 = 2/x customary length: 1 mile=1760 yards 1 mile=1285280 feet 1 yard=3 feet 1 foot=12 inches A. ounces B. pints C. quarts D. gallons

    asked by kitty kat on November 14, 2012
  61. Maths

    the second term of a GP is 36 more than the first term. The difference between the 4th and the 3rd terms is 900. Calculate the common ratio and the first term of the GP

    asked by Benjamin on January 25, 2017
  62. math

    The fourth term of a GP is 6 and the seventh term is -48,calculate (a)common ratio (b)first term(c)sum of the first eleven terms

    asked by Adesanya on May 20, 2017
  63. Science

    Study the image of the fossil shown below. How might a scientist use this fossil to learn more about the history of life on Earth? connexus dot com/content/media/917517-4162013-72829-PM-1012149111.jpg to compare structures in the fossil with homologous

    asked by Anonymous on November 24, 2013
  64. Algebra

    New Orleans has highest elevation of 25, lowest -8. Long Beach has highest 360, lowest -7. Which city has an average elevation of -2?

    asked by Dan on October 18, 2016
  65. cjs220

    Write a minimum 450 word response addressing the following points: o Compare and contrast two theories on the causation of crime. o Using the crime of homicide – compare the difference in crime rates (per 100,000 people) between your current city and New

    asked by ken on January 28, 2010
  66. Math

    An equation can be used to find the height of a child. Equation is h=2c. The child is 36 inches at 18 months. (12in=1ft) How tall is the child?

    asked by Jade on April 5, 2015
  67. math

    A roll of fabric was 132 inches long. A customer bought 3 feet of the fabric. How many feet of fabric were remaining?

    asked by Sanaya on November 14, 2011
  68. Algebra

    What does it mean to refer to a 20-in TV set or a 25-inch TV set? Such units refer to the diagonal of the screen. A 20-in. TV set also has a width of 16 inches. What is its height?

    asked by KC on March 4, 2008
  69. math

    A roll of fabric was 144 inches long. A customer bought 2 feet of the fabric. How many feet of fabric were remaining?

    asked by Sanaya on November 10, 2011
  70. geometry

    Ava's aquarium is 10 in. tall,15 in. long,and 8 in. wide.The aquarium is 95% filled with water.How many cubic inches of water are in the aquarium?

    asked by Janelle on May 31, 2012
  71. Geometry

    A wheel turns at a rate of 12 turns every 5 seconds. If the wheel travels at a speed of 225 inches per second, what is the wheel's diameter?

    asked by Maddie on March 19, 2015
  72. shoshone

    A bicycle tire decoration covers 1/9 of the circle formed by the tire. If the tire has a diameter of 26 inches, what is the area of the decoration?

    asked by brit on March 13, 2012
  73. Calculus

    What is the maximum volume in cubic inches of an open box to be made from a 16 in by 30 in piece of cardboard by cutting out squares of equal sides from the four corners and bending up the sides? Your work must include a statement of the function and its

    asked by LilPeep on December 22, 2017
  74. algebra

    rectangular open-topped box is made from a 9 x 16 piece of cardboard by cutting x-inch squares out of each corner and folding up the sides. What size square should be cut out to produce a volume of 120 cubic inches?? I set it up with 120 = (16-2x)(9-2x)(x)

    asked by Anil on October 16, 2011
  75. CALCULUS

    A PIECE OF SHEET METAL IS 2.6 TIMES AS LONGS AS IT IS WIDE. IT IS TO BE MADE INTO A BOX WITH AN OPEN TOP BY CUTTING 3-INCH SQUARES FROM EACH CORNER AND FOLDING UP THE SIDES. IF THE VOLUME OF THE BOX MUST BE BETWEEN 600 AND 800 CUBIC INCHES, WHAT VALUES OF

    asked by diana on July 24, 2008
  76. CALCULUS

    A cone shaped paper drinking cup is to be made from a circular piece of paper of radius 3 inches by cutting out a sector of the circle and gluing the straight edges together. Find the angle of the cut that gives the cup with the largest capacity.

    asked by Sissy on October 20, 2012
  77. Pre-calculus

    A square of size x inches is cut out of each corner of an 8in by 12in piece of cardboard, and the sides are folded up to form an open-topped box. Determine the dimensions of the cut-out squares that will produce the box of maximum volume.

    asked by jul on December 16, 2015
  78. statistics

    The diameter of small Nerf balls manufactured at a factory in China is expected to be approximately normally distributed with a mean of 5.2 inches and a standard deviation of .08 inch. Suppose a random sample of 20 balls is selected. Find the interval that

    asked by Josh on June 28, 2012
  79. vocabulary

    This mstake made a differnece of about two inches and a half in the shot - that is to say in the position of the peg nearest the tree;...of course the error, however trivial in the beginning, increased as we proceeded with the line....: Something that is

    asked by cici on September 26, 2013
  80. precalculus

    A square of size x inches is cut out of each corner of an 8in by 12in piece of cardboard, and the sides are folded up to form an open-topped box. Determine the dimensions of the cut-out squares that will produce the box of maximum volume.

    asked by Anonymous on December 16, 2015
  81. vocabulary

    This mistake made a differnece of about two inches and a half in the shot - that is to say in the position of the peg nearest the tree;...of course the error, however trivial in the beginning, increased as we proceeded with the line....: Something that is

    asked by cici on September 27, 2013
  82. Algebra

    Simplify radical terms, including fraction power expressions. Review the expression below and describe how to simplify the expression: 16 1/2 Please help, I just do not know how to explain this.

    asked by Tricia on September 25, 2013
  83. Math Question

    This problem on my homework is asking me to write each fraction as a decimal, and round to three decimal places. The fraction was 17/16. I got 1.0625 for the decimal. What does it mean to round it to three decimal places, and how do I do that?

    asked by Zara on October 16, 2013
  84. Mathematics 1 of 3

    1. Simplify and write in standard form. Then, classify the polynomial by degree and number of terms. (5x^3 + 3x^2 - 7x + 10) - (3x^3 - x^2 + 4x - 1) 2. Simplify and write in standard form. Then, classify the polynomial by degree and number of terms. (9w -

    asked by D on March 15, 2018
  85. alerbra

    32/100 write in decimal form 32/100 write in reduce fraction form divide 44 into 16.5

    asked by stephaine on October 13, 2008
  86. Math

    1. Write 3 2/3 as an improper fraction. Explain your work. 2. Write 17/4 as a mixed number. Explain your work.

    asked by Baby Boy on September 29, 2016
  87. music

    I have to write a detailed description of HARMONY,DISSONANCE + COUNTER MELODY. please help i don't know what to write Here are two dictionaries of musical terms: http://www.essentialsofmusic.com/glossary/c.html

    asked by David on November 29, 2006
  88. math

    Please help me to find the first and third quartiles, Q1 and Q3, of the following set of numbers.13, 7, 15, 13, 13, 12, 9, 11, 19, 9 Qrrange the numbers in ascending order, like this: 7, 9, 9, 11, 12, 13, 13, 13, 15, 19 Now divide then into the lowest

    asked by carmen on April 29, 2007
  89. physics

    A pendulum is initially displaced to a height 1 y above the table top, as in figure 1. It is released with an initial speed of 1 v = 0 . At the lowest point of its motion, it is at a height 2 y above the table top, and with a speed of 2 v . Derive an

    asked by joy on August 22, 2010
  90. algebra 1

    -4/3x-3 what is the answer to this problem write the fraction for it please Are you sure you typed it right? Is it negative 4 divided by 3 times x minus 3?

    asked by kalisha on April 24, 2007
  91. Calculus

    Write the form of the partial fraction decomposition of the rational expression. It is not necessary to solve for the constants: 4x + 1/(x + 6)(x - 5) I came up with A/x + 6 + B/x - 5

    asked by Kelly on November 28, 2007
  92. Math

    Writing to Explain Draw a decimal model and write 0.78 as a fraction in simplest form.

    asked by Ryan on November 7, 2012
  93. math

    write the mixed number or fraction as a decimal. 3 7/8 A:3.78 B:3.785 C:3.8777 D:3.875 this is my answer.

    asked by Avery on September 21, 2018
  94. math

    please can you explain this to me I don't understand! Find the value of the following 10! 11! over 7! 13! If your answer is not an integer, write it as an exact fraction. thank you so very much

    asked by mary ann on January 30, 2015
  95. Math

    frank is batting an average of .310. write this decimal as a fraction in simplest form

    asked by HELP! on September 20, 2016
  96. Trig

    How would you write the partial fraction decomposition of the rational expresion 1/(x^2)-25? I know that you factor the denominator, so that's 1/(x-5)(x+5). What are the next steps?

    asked by JD on May 10, 2011
  97. Math

    0.68 Write two decimals that are equivalent to each number. What are they looking from? Is this a rational fraction problem? .68=68/100=34/50=17/25 .68=17/25 Maybe, maybe, that is what is wanted.

    asked by Eric on October 2, 2006
  98. algebra 2

    Write in simplest form without negative exponents( leave responses as simplified fraction. 1.(ax)^-2 2[(-4)^2]^-5

    asked by Janet on November 2, 2014
  99. algebra

    write the partial fraction decomposition of the rational expression ax over x squared -x-2 or ax ____________ xsquared-x-2

    asked by frank on November 1, 2010
  100. math

    The denominator of a fraction is 4 more than the numerator. If both the denominator and the numerator are increased by 1, the resulting fraction equals 1/2. What is the original fraction? **Need to show all work** Thanks for the help.

    asked by Dylan on March 26, 2011