Which fraction equals a repeating decimal? 18/81 or 11/88

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Louis wants to carpet the rectangular floor of his basement the basement has an area of 864 square feet the width of the basement is 2/3 its length what is the length of lewis's basement