What is 2.48 expressed as the quotient of two integers in simplest form?

Asquare parking lot has 6,400 square meters what is the length in meters

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need