400616065 400616065

03-09-2021
Mathematics

contestada

0.21212121... as a fraction

Respuesta :

LammettHash LammettHash

03-09-2021

If x = 0.212121…, then 100x = 21.212121…, so we have

100x - x = 21.212121… - 0.212121…

99x = 21

x = 21/99 = 7/33

Answer Link

ACCESS MORE

Otras preguntas

On the fastest speedways, some drivers reach average speed of 3 miles per minute. Write a formula that gives the number of miles M that such a driver would trav

Suppose that a person 6 feet tall weighs 180 pounds and another person is 4 feet tall and weighs 80 pounds Fit a linear equation to the points and estimate the

A drama is told through a combination of action and A. comedy. B. verse. C. falling action. D. dialogue.

x² - 6x + 4 = 0 solve and show work. ...?

Simplify this radical expression sqrt 121y^10

A boiler is used to heat steam at a brewery to be used in various applications such as heating water to brew the beer and sanitizing the brewing tanks. 73.0% of

Why do real estate salespeople use the term home more often than house even though both words mean essentially the same thing

A spherical balloon is inflated so that its volume is increasing at the rate of 2 ft3/min. How rapidly is the diameter of the balloon increasing when the diamet

Don't just stand there!" she shouted motivationally. Which of the following is the best revision? A. "Don't just stand there!" she ordered domineeringly.

lim of (x^3-13x+12)/(x^3-14x+15) as x approaches 3 without using L hopital's rule.