1. Math

    Ling drove at an average speed of 78 km per hour for 45 minutes. She then increased her average speed by 6 kilometers per hour for 20 more minutes before reaching home. Find the total distance Ling traveled.

    asked by Lily on March 31, 2016
  2. math

    An average score of 90 or above in a history class receives an A grade. You have scores of 90, 89, and 85 on three exams. Find the range of scores on the fourth exam that will give you an A grade for the course. (Let N stand for your score on the fourth

    asked by lucy on April 20, 2011
  3. physics 2

    A concave mirror has a focal length of 27.0 cm. The distance between an object and its image is 46.5 cm. Find the object and image distances, assuming the following. (a) that the object lies beyond the center of curvature do = di = (b) that the object lies

    asked by Anne on April 10, 2012
  4. algebra

    the function W(d)=0.112d approximates the amount in centimeters of water that results from d cm of snow melting. Find the amount of water that results from snow melting from depths of 18 cm, 49 cm, and 98 cm. I am having problems figuring this out and I

    asked by helen on October 8, 2011
  5. Trigonometry

    Find all the angles θ in the interval [-2pi, 2pi] for which cos(3θ) = 1/sqrt(2) I'm not sure why I would have to look for angles in 3 revolutions of the circle (3 positive, 3 negative). Also how would I convert cos(3θ) = 1/sqrt(2) to a radian value? Do

    asked by Anonymous on July 10, 2019
  6. algebra

    given point slope form linear equation to use in answers y-3=3(x+ 1) a.What is equation in standard form of a parallel line that passes through (0, -2)? y = 3x -2 -3x + y = -2 b. on parallel line find the ordered pair where x = -2? would it be -2.0 if not

    asked by ann on January 16, 2012
  7. algebra

    A cyclist traveled at a rate of 32 mph to visit a nearby town. The cyclist averaged 10 mph on the return trip. If the round trip took 6.3 hours, find the distance to the nearby town.

    asked by seanna on September 7, 2008
  8. math

    An alcohol solution consists of 6 gallons of pure water and x gallons of alcohol, x > 0. Let f(x) be the ratio of the volume of alcohol to the total volume of liquid. [Note that f(x) is the concentration of the alcohol in the solution.] (a) Find a possible

    asked by emily on April 23, 2013
  9. Finance

    Find the finance charge in the open end charge account. Assume interest calculated is on the unpaid balance of the account Unpaid balance $611.80 Monthly interest rate 1.1%

    asked by Kate on February 21, 2013
  10. taylor approximations why r they useful

    why are taylor approximations important? explain why such approximations might be useful? taylor approxmations are important to reduce a function. it is useful to reduce the function into a less complicated form in order to find the approximation. is there

    asked by apoorva on October 16, 2007
  11. statistics

    A random sample of 84 shoppers were interviewed and 51 said they prefer to shop alone rather than with someone such as friends or family. Let p represent the proportion of all shoppers at this mall who would prefer to shop alone. Find a point estimate for

    asked by Anonymous on August 17, 2012
  12. algebra

    the function W(d)=0.112d approximates the amount in centimeters of water that results from d cm of snow melting. Find the amount of water that results from snow melting from depths of 18 cm, 49 cm, and 98 cm. I am having problems figuring this out and I

    asked by helen on October 8, 2011
  13. Math

    Plz help me Sanjay borrowed twice the money browed by alkesh at the same rate of intrest of 12% per anum for 4 years.if alkesh paid rs.72000 less than the intrest paid by sanjay,find the money borowed by them.

    asked by Simran on January 9, 2013
  14. Calculus

    The altitude (in feet) attained by a model rocket t seconds into flight is given by the function h(t) = -1/3t^3 + 4t^2 + 20t + 2,for t _> 2 a)Find the maximum altitude attained by the rocket. b)Why does it not make sense to use this function after t = 16

    asked by Deeno on April 2, 2013
  15. Math

    If a hemispherical bowl of radius 6cm contains water to a depth of h cm, the volume of the water is 1/3πh^2(18-h). Water is poured into the bowl at a rate 4 cm^3/s . Find the rate at ehich the water level is rising when the depth is 2 cm.

    asked by Marney on September 16, 2012
  16. math

    Two cards are drawn without replacement from a standard deck of 52 cards. Find the probability a) both cards are red ,b) both cards are the same color, c) the second card is a king given that the first card is a queen, d) the second card is the queen of

    asked by Andrew on November 26, 2012
  17. Maths

     In a swimming race, you find that a swimmer can swim downstream (with the current) in a river, 2 miles in 40 minutes, & upstream (against the current) 2 miles in 60 minutes. How long would it take the swimmer to swim a mile in still water?

    asked by Mir Aman on February 1, 2013
  18. Maths

    Please help.... The figure is not drawn to scale. It shows two squares. the total area of two squares is 65 sq cm. the length of the smaller square is more that half the length of the larger square. given that the length of each square is a whole number,

    asked by JJ.Sarah on May 5, 2015
  19. math

    A Ferris wheel has a maximum height of 245 feet and a wheel diameter of 230 feet. Find an equation for the wheel if the center of the wheel is on the​ y-axis and y represents the height above the ground. equation is ?

    asked by ll on October 2, 2015
  20. Geometry

    In parallelogram ABCD, P is mid-point of AB.CP and BD intersect each other at point O. If area of triangle POB = 40 cm^2, find : (i) OP :OC (ii) areas of triangle BOC and PBC (iii) areas of /\ ABC and parallelogram ABCD ? ?

    asked by Sanjna on September 30, 2011
  21. Math

    Weight(lb): 4,5,46 Total Cost($): 17.40,21.75,200.10 a.proportional? _________ b.equation? _______ c.weight: __________ d. total cost: ________ My answers: a. Yes b. Y=4.35x c. don't have one d. don't have one I am no sure how to find the answers for c and

    asked by Need the help on October 30, 2017
  22. Maths Problem

    Anyone, Please Help me. the figure is not drawn to scale. it shows two squares. the total area of two squares is 65 sq cm. the length of the smaller square is more that half the length of the larger square. given that the length of each square is a whole

    asked by Sarah JJ on May 5, 2015
  23. trigonometry

    A ship leaves its home port and sails on a bearing N38°15'E at 24 mph.At the same instant,another ship leaves the same port on a bearing S51°45'E at 28 mph.Find the distance between the two ships after 8 hours.

    asked by ymme on March 6, 2016
  24. math

    An alcohol solution consists of 6 gallons of pure water and x gallons of alcohol, x > 0. Let f(x) be the ratio of the volume of alcohol to the total volume of liquid. [Note that f(x) is the concentration of the alcohol in the solution.] (a) Find a possible

    asked by emily on April 23, 2013
  25. math

    1. Find the like terms in the expression y + 1.2y + 1.2z. (1 point) A.y and 1.2y B.1.2y and 1.2z C.y and 1.2z D.y, 1.2y, and 1.2z 2. Simplify 2 + 17x – 5x + 9. (1 point) A.19x + 4 B.12x + 11 C.22x + 11 D.15x – 4 3. Simplify 3(5y + 6) – 4. (1 point)

    asked by SE on November 2, 2015
  26. algebra

    Find the complex zeros of the polynomial function. Write f in factored form. F(x)=x^3-8x^2+29x-52 Use the complex zeros to write f in factored form F(x)=____(reduce fractions and simplify roots)

    asked by sharday on June 9, 2013
  27. maths

    1. If the first and third of three consecutive odd integers are added, the result is 51 less than five times the second integer. Find the third integer. Let the 3 numbers be x, (x + 1) and (x + 2). Then, x + (x + 2) = 5(x + 1) - 51 Solve for x. We want

    asked by francis on October 12, 2006
  28. Trigonometry

    A plane flew 150 miles on a course of 220 degrees and then 130 miles on a course of 130 degrees. Then the plane returned to it's starting point via the shortest route possible. Find that shortest distance.

    asked by Ice on July 29, 2014
  29. Algebra

    Hi,I have a linear model with equation p = 5.1t - 28, where p is the number of breeding pairs of birds and t is the year. I need to use algebra to find the year in which the linear model predicts the breeding pairs will exceed 500. Any help appreciated.

    asked by Si on July 15, 2010
  30. Physics

    As you travel through space, you find yourself moving into regions of ever-higher voltage. You are traveling . . . A) perpendicularly to the electric field. B) in exactly the same direction as the electric field. C) in a region with no electric field. D)

    asked by O on January 21, 2018
  31. history

    i have to do a news article on gaius (caligula) caesar about a big event that happened towards the end of his life. does anyone know a big event that happened towards the end of his life? all i can really find is when he was assassinated and that wont

    asked by christina on October 19, 2008
  32. ALGEBRA

    Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function. f(x) = -2x^2 + 2x + 9 x coordinate is y coordinate is the equation of the line of symmetry is x = Maximum/minimum of f(x) is the value, f (1half) = 19 over 2

    asked by GGIFT on April 6, 2010
  33. math

    paula and manda were asked to write and expression to find the total number of shoes in a closet. let s represt the number of pairs of shoes. paula wrote s and manda wrote 2s. who is correct and why?

    asked by renee on September 18, 2012
  34. Math

    A cyclist traveled at a rate of 32 mph to visit a nearby town. The cyclist averaged 10 mph on the return trip. If the round trip took 6.3 hours, find the distance to the nearby town

    asked by Dippy on February 9, 2009
  35. 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.

    asked by Gary on August 26, 2014
  36. basic geometry

    these is my homework, and I would like for some to tell me if I did rigth. 10. A rentangle has width the same as a side of a square whose perimeter is 20m. the length of the rectangel is 9 M. Find the perimeter of this rectangle. W=L+20m 2L+w=9

    asked by vero on March 14, 2007
  37. Math

    In still air a plane has air speed 300km/h and flies on a bearing of 110 degrees. If the wind is blowing at a speed of 100km/h from a bearing of 60 degrees, find the actual velocity of the plane.

    asked by Bafhenyi on August 19, 2012
  38. science

    rearrange this equation 2 make x the subect. 6y = 9 - 3x so first i add 3x to both sides which makes it 3x - 6y = 9 then do i divide both sides by 9 or wat?? can sum1 help me out here If they mean by "Make x the subject" the same as "Solve for x", then add

    asked by missy on April 22, 2007
  39. Physics

    As you travel through space, you find yourself moving into regions of ever-higher voltage. You are traveling . . . A) perpendicularly to the electric field. B) in exactly the same direction as the electric field. C) in a region with no electric field. D)

    asked by O on January 21, 2018
  40. statistics

    A survey of adults found that 35% say that their favorite sport is professional football. You randomly select 120 adults and ask them if their favorite sport is professional football. Find the probability that more than 30 people answer yes.

    asked by Erica on November 18, 2012
  41. Relative Uncertainty

    As before, they make measurements to determine the initial speed. This time they find the initial speed to be 3.26 m/s with a relative uncertainty of 2.5% What is predicted range? I got that it's 108.444 What is the uncertainty in the predicted range? This

    asked by Sarah on September 23, 2009
  42. Math

    The cost of producing x units of a product is given by C(x)=800+120x−120ln(x),x≥1. Find the minimum average cost, which is defined as C(x)/x (the total cost divided by the number of units). Minimum Average Cost =

    asked by Zach on January 24, 2017
  43. Physics

    Sam and Terry find a 30.0 m deep wishing well and decide to make a wish. Terry throws a penny down the well at 3.00 m/s and Sam throws a penny up in the air at the same speed. If they threw them at the same time, how much time would there be between

    asked by Fred on September 19, 2016
  44. Statistics

    The age distribution of students at a community college is given below. Age (years) Number of students (f) 11) Over 35 26 1103 A student from the community college is selected at random. Find the conditional probability that the student is at most 35 given

    asked by Kelli on October 1, 2014
  45. algrebra

    The function W(d)=0.112d approximates the amount in centimeters of water that results from d cm of snow melting. Find the amount of water that results from snow melting from depths of 20cm,38com, and 62cm.

    asked by PENNY on March 19, 2010
  46. Math

    An architect has allocated a rectangular space of 240ft^2 for a square dining room and a 14 ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space.

    asked by Pam on August 2, 2014
  47. math

    Kathy DesMaris has a rectangular field that is 644 feet wide. One portion of the field is 5x feet long. The other portion of the field is 8y long. Use the distributive property to find an expression for the area of this field.

    asked by NEU on May 20, 2013
  48. math help me pls

    1. Find the like terms in the expression y + 1.2y + 1.2z. (1 point)y and 1.2y 1.2y and 1.2z y and 1.2z y, 1.2y, and 1.2z 2. Simplify 2 + 17x – 5x + 9. (1 point)19x + 4 12x + 11 22x + 11 15x – 4 3. Simplify 3(5y + 6) – 4. (1 point)11y + 14 11y + 18

    asked by pls help me on November 11, 2012
  49. math

    The probability that Shania is on time for school is 1/2. Find the probability that Shania arrives on time for school for the next 5 days. Express your answer as a percent, to the nearest tenth of a percent. A. 50% B. 15.6% C. 11.4% D. 3.1% I feel like its

    asked by LovelyCaity on October 8, 2014
  50. Calculus

    I really need help with this problem. A conical vessel is 12 feet across the top and 15 feet deep. If it contains a liquid weighing p lbs/ft^3 (p=62.5 lbs/ft^3)to a depth of 10 feet. Find the work done in pumping the liquid to a height of 3 feet above the

    asked by Denise on September 12, 2010
  51. algebra 1

    Rod left his house driving south. Marsha left three hours later, driving 42 km/h faster in an effort to catch up to him. After two hours, Marsha finally caught up. Find Rod's rate.

    asked by kaylie on September 11, 2014
  52. Math- important!!!

    Samantha is a baseball player, she has a batting average of 0.280. a) find the probability that at least 3 hits in her next 5 times at bat (12 marks) b)what is Samantha's expected number of hits in her next 10 times at bat? (3 marks)

    asked by Celina on July 11, 2013
  53. precalc

    Memphis and New Orleans are approximately on the same meridian. Memphis has a lattitude of 35 degrees north and New Orleans has a lattitude of 30 degrees north. Find distance between them, assuming radius of Earth is 3960 miles.

    asked by Andy G on April 29, 2014
  54. Math

    Find unit rate! I know the answer but how am I suppose show my work to show that it is a unit rate? Question: Five buses leave on a field trip. There are about 45 students per bus. About how many students are on the 5 buses?

    asked by Trinity on January 22, 2010
  55. HS Calculus/math

    x=2sint y=-3cost 0

    asked by ee on October 31, 2008
  56. PLEASE HELP ASAP!! Algebra

    The probability that Shania is on time for school is 1/2. Find the probability that Shania arrives on time for school for the next 5 days. Express your answer as a percent, to the nearest tenth of a percent. A. 50% B. 15.6% C. 11.4% D. 3.1% ALSO, PLEASE

    asked by Dakota on November 6, 2015
  57. biology

    The ability of a forager to find food is often related to the ability of the forager to make decisions in the face of imperfect information about its environment. Discuss the effect that imperfect information has on foraging decisions.

    asked by Mike on March 27, 2011
  58. physics

    Each vertical steel column of an office building supports a weight of 1.30 x 10^5 N and is compressed to 5.90 x 10^-3 A) Find the compression in each column if a wegith of 5.50 x 10^5 N is supported. B)If the compression of each steel column is 0.0710 cm,

    asked by Jonathan Camper on January 29, 2015
  59. Math

    Li is making beaded necklaces. For each necklace she uses 23 spacers, plus 3 beads per inch of necklace length. Write an equation to find how many beads Li needs for each necklace, where x is the length, in inches, of the necklace. The equation the

    asked by MAD GIRL on October 18, 2018
  60. Math

    How do I figure out -144/4 to find out if it is a natural number,a whole number, an interger, if it is a rational or irrational number,or a real number? I don't want direct answers i would like to understand how I would go about solving to figure it out on

    asked by Tricia on July 24, 2013
  61. takingastance

    After allowing a chain of thoughts to percolate, I have arrived at a difference of opinion that I would like to investigate further. In the light of the times in which we live, there is a clash about deliberately scrutinizing certain groups at airport

    asked by AdvocatusDiaboli on April 16, 2010
  62. PLZ HELP MT MIND WILL EXPLODE I DONT UNDERSTAND!!!

    1. The table shows the results of spinning a four-colored spinner 50 times. Find the experimental probability and express it as a decimal. P(not red) = ? (1 point) a 0.6 b 0.4 c 0.2 d 0.3 3. The table below shows the results of flipping two coins. How does

    asked by Alexia Marsel on May 20, 2016
  63. Math

    A bridge is to be built across a small lake from a gazebo to a dock. The bearing from the gazebo to the dock is S 41° W. From a tree x = 100 meters from the gazebo, the bearings to the gazebo and the dock are S 74° E and S 28° E, respectively (see

    asked by anonymous on March 17, 2019
  64. physics

    a couple part in a car on moonlit evening. Find that their car is stop in the sand. The women having studied physics, ties a rope to the car's bumper and stretches it around a tree in front of a car. She then pushes with 200 newton force against the

    asked by Carl on September 21, 2012
  65. physics

    a couple part in a car on moonlit evening. Find that their car is stop in the sand. The women having studied physics, ties a rope to the car's bumper and stretches it around a tree in front of a car. She then pushes with 200 newton force against the

    asked by zianna on September 21, 2012
  66. Physics

    A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of 7.70 m/s at an angle of 23.0° below the horizontal. It strikes the ground 6.00 s later. (Ignore air resistance.) (a) How far horizontally from the base of

    asked by Maria on October 13, 2009
  67. math

    The sum of the digits in a three digit number is nine.The tens digit is half the sum of the other two and the hundreds digit is half the unit digit.Find the total value of the second digit

    asked by Shadrack on April 12, 2019
  68. math

    The sum of the measures of the three angles of any triangle is 180°. In the illustration, the measure of 2 (angle 2) is 7° larger than the measure of 1. The measure of 3 is 31° larger than the measure of 2. Find each angle measure.

    asked by kylie on February 9, 2011
  69. math

    i need help with patterns and equations i cant find the rule it goes like dis input 0 out put 25 input 1 output 24 input 2 output 23 input 3 mising output input 4 missing output

    asked by meme on May 8, 2012
  70. stats:find the mean

    please help! i know exactly how to find the mean but i am having a problem finding the midpoints. couldn't get them right :( salary employees 5,001- 10,000 == 16 10,001-15,000 == 15 15001-20,000 == 11 20,001-25,000 == 15 25,001-30,000 == 23

    asked by sha on May 15, 2010
  71. Math

    The number, N, of people who have heard a rumor spread by mass media by time, t, is given by N(t)=a(1−e−kt). There are 6 million people in the population, who hear the rumor eventually. If 5% of them heard it on the first day, find the percentage of

    asked by Jose on February 24, 2013
  72. math

    After several drinks, a person has a blood alcohol level of 200 mg/dL (milligrams per deciliter). If the amount of alcohol in the blood decays exponentially, with one fourth being removed every hour, find the person's blood alcohol level after 2 hours.

    asked by liz on October 9, 2010
  73. spheres

    Find the Volume of a hemisphere with a diameter of 17 cm. Use pi = 3.14 and round to the nearest hundredth. can some one show me what i'mdoing wrong? this is what i got: 4/3*3.15*17^3 you forgot to split the diameter in half to get the radius. You used the

    asked by mike on May 8, 2007
  74. Physics

    I have a problem where I've solved a and b. I need to solve c. It's a centripetal force problem. So far I have. v(speed)=2.5pi R(radius)=3.5 m(mass)=2 t(time)=2.8 Ac (centripetal acceleration)=17.62 How would I find tension? (Hint: The tension provides Fc)

    asked by Jill on November 17, 2009
  75. Math

    1. Which number is the resolution of m + 90 = 150? a. 50 b. 60 (my answer) c. 140 d. 240 2. Which number is the solution of n/3 = -12? a. -36 b. -4 (my answer) c. 4 d 36 3. Use mental math to find the solution of 19b = 190. a. 10 b. 11 c. 171 (my answer)

    asked by Rylee on November 5, 2016
  76. 7th Math

    Ming rolls a number cube, tosses a coin and chooses a card from two cards marked A and B. If an even number and heads appear, Ming wins, no matter which card is chosen. Otherwise Lashonda wins. Find P (Ming wins)

    asked by murph on May 11, 2016
  77. Calculus

    The number, N, of people who have heard a rumor spread by mass media by time, t, is given by N(t)=a(1−e−kt). There are 6 million people in the population, who hear the rumor eventually. If 5% of them heard it on the first day, find the percentage of

    asked by Jose on February 24, 2013
  78. Hard Geometry Problem

    Hi guys. I need a lot of help on this. "Equilateral triangle ABC has centroid G. Triangle A'B'C' is the image of triangle ABC upon a dilation with center G and scale factor -2/3. Let K be the area of the region that is within both triangles. Find K/[ABC]."

    asked by Sheenybeany on August 1, 2014
  79. Math (Calculus)

    The function f(x)=-2x^3+10.2x^2+202.275x+0.87 is increasing on the open interval (?,?). It is decreasing on the open interval (-oo,?) and the open interval (?,+oo) The function has a local maximum at ? I used derivative -6x^2+20.4x+202.275 and find the

    asked by Anonymous on April 21, 2016
  80. Math

    A conical tank (with its vertex down) is 8 feet tall and 6 feet across its diameter. If water is flowing into the tank at the rate of 2 feet3/min, find the rate at which the water level is rising at the instant when the water depth is 2.5 feet.

    asked by Jeff on July 31, 2011
  81. statistics

    1. Express the indicated degree of likelihood as a probability value. "There is a 40% chance of rain." 2. Find the indicated probability A bag contain 6 red marbles, 3 blue marbles, and 7 green marbles. If a marble is randomly selected from the bag, what

    asked by george on August 28, 2007
  82. math

    After several drinks, a person has a blood alcohol level of 200 mg/dL (milligrams per deciliter). If the amount of alcohol in the blood decays exponentially, with one fourth being removed every hour, find the person's blood alcohol level after 2 hours.

    asked by liz on October 7, 2010
  83. Math

    A car is parked in a car-park from 07 45 to 16 30 on the same day. Find: a. the total time for which the car is parked b. the parking fee if the rate of charges is $2.50 for the first hour and 80 cents for each half hour or a part of a half hour thereof.

    asked by Samiyah on March 26, 2018
  84. Physics-HELP

    An airplane is traveling 775 km/h in a direction 42.5° west of north (Figure 3-31). (a) Find the components of the velocity vector in the northerly and westerly directions. northerly km/h westerly km/h (b) How far north and how far west has the plane

    asked by Manny on September 20, 2015
  85. Physics

    A scuba diver has an air tank with a volume of 0.010 m^3. The air in the tank is initially at a pressure of 1.0x10^7 Pa. Assume that the diver breathes 0.400 L/s of air. Find how long the tank will last at a depth of each of the following. (a) 1.0 m min

    asked by Romy on April 24, 2012
  86. Math

    Evaluate *Note - We have to find the exact value of these. That I know to do. For example sin5π/12 will be broken into sin (π/6) + (π/4) So... sin 5π/12 sin (π/6) + (π/4) sin π/6 cos π/4 + cos π/6 sin π/4 I get all those steps. The part I am

    asked by Anonymous on November 25, 2007
  87. math

    After several drinks, a person has a blood alcohol level of 200 mg/dL (milligrams per deciliter). If the amount of alcohol in the blood decays exponentially, with one fourth being removed every hour, find the person's blood alcohol level after 2 hours.

    asked by liz on October 8, 2010
  88. math

    After several drinks, a person has a blood alcohol level of 220 mg/dL (milligrams per deciliter). If the amount of alcohol in the blood decays exponentially, with one fourth being removed every hour, find the person's blood alcohol level after 4 hours

    asked by lily on June 3, 2012
  89. algebra 3

    what is the equation of the line that passes through {negative 4, negative 1}and {0,7}? A.Y=2X PLUS 9 B. Y=X/2 PLUS 7 C. 2X PLUS 7 D. Y= NEGATIVE 2X PLUS 7 Here's a way to approach your problem. 'm' represents slope. 'b' the y-intercept. m = (y2 - y1)/(x2

    asked by Darius Graham on January 11, 2007
  90. physics

    A scuba diver has an air tank with a volume of 0.010 m^3. The air in the tank is initially at a pressure of 1.0x10^7 Pa. Assume that the diver breathes 0.400 L/s of air. Find how long the tank will last at a depth of each of the following. (a) 1.0 m min

    asked by Romy on April 23, 2012
  91. math

    you are looking for a safe place to put 30,000.00 for one yr. Bank A offers 2.46% interest rate continuously. Bank B offers 2.48% quarterly and Bank C offers 2.47% monthly. Find the most effective rate of each to determine which would earn you the most

    asked by Kat on April 2, 2013
  92. College Algebra

    The period (the time required for one complete swing) of a simple pendulum varies directly as the square root of its length. If a pendulum 12 feet long has a period of 4 seconds, find the period of a pendulum 3 feet long.

    asked by Shawn on September 9, 2012
  93. maths

    A passenger plane and a jest leave at the same time from the same airport, traveling in opposite directions. The jet travels at twice the speed of the passenger plane. They are 2400 miles apart in 4 hours. Find the speed of the passenger plane and jet.

    asked by gf on November 6, 2007
  94. physics

    A scuba diver has an air tank with a volume of 0.010 m^3. The air in the tank is initially at a pressure of 1.0x10^7 Pa. Assume that the diver breathes 0.400 L/s of air. Find how long the tank will last at a depth of each of the following. (a) 1.0 m min

    asked by Romy on April 24, 2012
  95. science

    Using Dimensional analysis, how do you set up a problem to find the density when given mass and volume? Suppose the mass of an object is 40 grams and the volume is 20 mL. Density has units of grams/mL. Then density = 40 g/20 mL = 2 g/mL. If this isn't

    asked by Anne on August 21, 2006
  96. Ststistic

    for abrar ul haq show the rate of an adult pass is rs 20 more than the children pass. when a company sold 50 adult passess and 200 children passess , the amount collected re. 2250. find the rice of an adult pass.

    asked by Rida on February 13, 2011
  97. Physics

    When you lift a ball with a force of 82N, the ball accelerates upward with an acceleration of a. If you lift with a force of 92N, the balls acceleration is 2*a. Find the weight of the ball, and the acceleration a. I know that 82 = ma +mg 92 = m2a + mg That

    asked by Matt on October 18, 2009
  98. Math

    A child's train ticket costs $x. An adult's ticket costs (x+5). Claudia buys 11 tickets. She spends $24 on children's tickets and $24 on adults tickets. Write down an equation in x and solve it to find the cost of a child's ticket.

    asked by Ruchi on March 4, 2018
  99. math

    a rock is thrown straight up in the air from an initial height of ho, in metres, with the initial velocity vo, in metres per second. The height in metres above the ground after t seconds is given by h(t) = -4.9t^2 + vo + ho. Find an expression for the time

    asked by Kp on November 29, 2013
  100. chemistry

    How do you find the mass of a solution if you have 1L of 2.5 M MgCl2. I have determined how many moles are present in MgCl2 which was 2.5 and how grams are present which came out to be 238.025g Now I'm asked "What is the mass of the solution and the mass

    asked by Jenna on March 3, 2011

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