Solve each equation. (Hint: Leave your answers as integers or fractions. Write fractions in the form 1/2) 8x=2/3; x =
1/12=2x; x =
5x=2/7; x =
1/4x=5; x=
1/5=2/3x; x =

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *