What is 0.345345345 in recurring decimal notation?

Hey there! The answer is:

0.345 recurring

Explanation-

Since the digits 345 are all repeated,you would generally place a dot over all 3 recurring digits (a dot over the "3",a dot over the "4" and a dot over the "5").

Alternatively,You could place a bar over the digits(so one bar going over all 3 digits).

Hope this helps!

answer: 1722

step-by-step explanation:

given: the mass of saturn=

the mass of mercury=

the number of times the mass of saturn is greater than the mass of mercury

hence, the mass of saturn is 1722 times greater than the mass of mercury.