cjhsmelodyp6p2kd cjhsmelodyp6p2kd

02-07-2018
Mathematics

contestada

Jim paddles from one shore of a lake 3 miles wide at 4mph, and John paddled from the opposite shore at 5mph . How long will they travel before they meet ?

Respuesta :

musiclover10045 musiclover10045

02-07-2018

Let X = time

Jim paddles 4 mph for x time = 4x
John paddles 5 mph for x time = 5x

write an equation: 4x +5x = 3 miles

9x = 3 miles

Divide both sides by 9:

x = 3/9

x = 1/3 of an hour = 20 minutes.

Answer Link

Otras preguntas

increase 400 by 37%

summarize the central ideas of the article in no more than two sentences

Can someone please help me on this one?

The fastest way of getting drugs into the bloodstream is through a.injection b.oral tablet c.inhalation d.deal patch keda!

Este mes _______ intereses por mantener mi dinero guardado en el banco

Which statement best describes the composition and function of proteins in organisms?

Which of these statements best represents the theme of Romeo and Juliet.... for everything there is a season, you cannot conquer all, if you'd rather than a mor

The exponential distribution is often used to model what in a queuing system?

How does occluded humidity, density, and air motive compare to that of high pressure system?

Which statements describe Russian serfs? A. They made up more than three-quarters of the population. B. They owned the land on which they worked. C. They were r