bdominguezmoraoxumd2 bdominguezmoraoxumd2

15-10-2017
Mathematics

contestada

A plane can fly 330 miles in the same time as it takes a car to go 210 miles. If the car travels 60 mph slower than the plane, find the speed of the plane.

Respuesta :

Fernando42 Fernando42

15-10-2017

330/x=210/x-60
11/x=7/x-60
11x-660=7x
4x=660
x=165

Answer Link

Otras preguntas

) In the Deacon process for the manufacture of chlorine, HCl and O2 react to form Cl2 and H2O. Sufficient air (21 mole% O2, 79% N2) is fed to provide 35% excess

Escoge la conjugación en el Imperativo del verbo entre paréntesis. Usted (levantarse).

A parallelogram has a base of 4 and height of 7x-2. If the area of the parallelogram is 96 square units, what is the value of x to the nearest tenth? A) 2.3 B)

Explain why there can be no infinite geometric series with a first term of 12 and a sum of 5.

Which of the binomials below is a factor of this trinomial? 4x^2-7x-15 O A. 2x-5 O B. 4x+5 O C. 2x+5 O D. 4x-5

Read this passage from “The Turtle.” What is the significance of the turtle’s actions in the sentences in bold in the context of the passage? He (the turtle) c

30% of what equals 60

A ratio compres_____

If carol can read 45 pages in one hour how many pages can she read in four hours

Read this passage from “The Turtle.” What is the significance of the turtle’s actions in the sentences in bold in the context of the passage? He (the turtle) c