Round 6,705 to the nearest thousands

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Arectangular yard has area 96 square feet. if the width of the yard is 4 feet less than the length

Find the radius of a circle that has a circumference of 16. the formula for the circumference of a circle is c = 2tr, where r is the radius and c is the circumference. the equation solved for r is r = c over 2π. r=4 r= 8 r=12 r= 16