Math, asked by aadi2911, 1 year ago

convert 0.87 where 7 is a bar into a rational no.

Answers

Answered by mrcreatoryash

1

0.8777...

let x be =0.8777...

now let 100x be =87.777...

let 10x be=8.777...

now,

100x-10x=87.777...-8.777...

90x=79

x=79/90

Previous Question

Next Question

Similar questions

Environmental Sciences, 7 months ago

what is the high jumping snake in the world...

English, 7 months ago

please give me answer please I give back Bairlest mark ...

French, 7 months ago

1. Mettez les verbes à l'impératif. a. Faire les devoirs (tu) b. Aller au cinéma (tu) c. Être sage (vous) d. Manger des fruits (tu) e. Finir les travaux (nous) f. Se coucher tôt (tu) g. Se promener au parc (nous) h. Se réveiller tôt (vous) i. Savoir les leçons (tu) j. Avoir du courage (vous) (some one has given me this answer in any other language but I need it in English plz help me) it's about...

Chemistry, 1 year ago

How does the concentration of Oxygen affect the rate of corrosion of steel in seawater and on land?

Chemistry, 1 year ago

What is the [OH−] for a solution at 25°C that has a [H3O+] of 5.36×10−5?

Computer Science, 1 year ago

whenever I start my pc it shows no video input how can I use my pc again please do not spam and ignore grammatical mistakes...

Chemistry, 1 year ago

what do you mean by Neal born theory?

Math, 1 year ago

If ( sin x + cos x ) = √2 cos x , Show that cot x = ( √2 + 1 ) .