Find the speed of the plane in still air

Assignment Help Mathematics
Reference no: EM13200876

If a plane can travel 490 miles per hour with the wind 430 miles per hour against the wind, find the speed of the plane in still air.

Reference no: EM13200876

Questions Cloud

What is the annual compound interest rate : What is the annual compound interest rate for an investment account modeled by the function y = 12 • 1.18x?
Explain a policy will increase demand for electronic items : The “Take It Home Today” promotion guarantees buyers of new plasma TVs that they are entitled to get any sale price the company might offer for the next 30 days. Do you think such a policy will increase demand for electronic appliances.
Write the concentration of acid as a function of x : A chemist has a 2000 gallon vat that contains 800 gallons of a solution that is 60% water and 40% acid. She is going to add x gallons of a 75% acid solution to the vat.
Find the number of bills each denomination : a motel clerk counts his 1 and 10 bills at the end of the day he finds that he has a total of 65 bills having a combined monetary value of 227 find the number of bills each denomination that he has.
Find the speed of the plane in still air : travel 490 miles per hour with the wind 430 miles per hour against the wind, find the speed of the plane in still air.
What is the probability that the propoportion of flights : a certain airline claims the 95% of its flights arrive on time. What is the probability that the propoportion of flights in the sample that arrive on time will be greater than .94?
Find the maximum volume of this package : Postal regulations specify that a parcel sent by parcel post may have a combined length and girth (distance around) of no more than 102 inches. If a rectangular package has a square end, find the maximum volume of this package.
Determine the maximum amount fabco : Using a PW approach determine the maximum amount Fabco should be willing to pay for the valves and how many days/year must the truck's services be needed such that the two alternatives are equally costly?
Write a function which expresses total area of display area : He has 180 linear feet of fencing material to use to fence in the display area. Write a function which expresses the total area of the display area in terms of the length x of the side of the display area opposite the building.

Reviews

Write a Review

Mathematics Questions & Answers

  What is the minimum number of digits the student

What is the minimum number of digits the student must obtain from a random number table for each observation if it rained on two-fifths of the days over the past several years

  Calculate the range, variance, inter quartile range

Calculate the range, variance, inter quartile range, coefficient of variation and standard deviation.

  Find the upper and lower darboux sums

Find the Upper and Lower Darboux Sums given F(x) = 5 - 3x on [0,2] and partition P = {tsub0 = 0, tsub1 = 2/n, tsub2 = 4/n, and tsub3 = 2}

  Find the distance from the base to the point

A 62 foot guy wire makes an angle of 60 degrees with the ground and is attached to a pole. Find the distance from the base to the point on the pole where the wire is attached. Express your answer to the nearest tenth of a foot.

  Prepare an equation for the number of cups

Prepare an equation for the number of cups you sell as a function of the price you charge - Write an equation for the number of cups you sell  as a function of the price you charge.  Denote "C" for number of cups, and "P" for the price you charge.

  Strongly regular graph proof

Let n >= 2 be a number. Define the graph L2(n) as follows: Vertices are ordered pairs from the set {1, ..., n}. Two vertices are adjacent if they have the same first coordinate, or the same second coordinate (but not both).

  Prove the theorem

Prove the following theorem: If x  y +  for any  > 0 then x  y.

  Find the distance to the horizon for a person

The formula d = sqrt 15h, where h equals the height, in feet, of the viewer's eyes, estimates the distance d, in miles, to the horizon from the viewer. Find the distance to the horizon for a person who eyes are 6 ft above the ground.

  What minimum constant deceleration is required to stop

A car is traveling at 88 km/h when the driver sees an accident 55 m ahead and slams on the brakes. What minimum constant deceleration is required to stop the car in time to avoid a pileup?

  Find time between first and second time a and b collide

two spheres a and b of masses 850 and 350g collide on a smoothe surfacem a initial speed is 6ms and b is 9ms e = 0.6 then b collides with a wall. then a and b collide once again, how do i find the time between the first and second time a and b col..

  Vector-valued function word problem

A baseball is hit from a height of 3 feet with an initial speed of 120 feet per second at an angle of 30 degrees above the horizon. Find the vector-valued function describing the position of the ball t seconds after it is hit.

  What is the ant linear velocity

What is the ant's linear velocity? Include appropriate units in your answer.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd