it

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popolare Word Problems >

A woman can bicycle 26 miles in the same time as it takes her to walk 8 miles. She can ride 9 mph faster than she can walk. How fast can she walk?

Soluzione

A w o man c an bi cyc l e 26 mi l es in t h e s am e t im e a s i t t ak es h er t o w a l k 8 mi l es . S h e c an r i d e 9 m p h f a s t er t han s h e c an w a l k . Ho w f a s t c an s h e w a l k ?

Soluzione

walking speed : 4

Fasi della soluzione

Translate the problem into an equation:

\frac{26}{x + 9} = \frac{8}{x}

Risolvi per

x, \frac{26}{x + 9} = \frac{8}{x} : x = 4

walking speed : 4

Esempi popolari

Stanley opened a savings account and deposited 400.00. The account earns 5% interest, compounded annually. If he wants to use the money to buy a new bicycle in 3 years, how much will he be able to spend on the bike?Two train leave towns 1350 kilometers apart at the same time and travel toward each other. One train travels 14 kmh slower than the other. If they meet in 5 hours. What is the rate of each train?Lauren's age is half of Joe's age. Emma is seven years older than Joe. The sum of Lauren, Emma, and Joe's age is 38. How old is Joe?The sum of three consecutive natural numbers is 1146, find the numbers.four times a number increased by 7 is 43