A saving account pays a 3% simple annual interest rate. How much must you put in the saving account to earn $100 in interest in 6 months? HELP PlS

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?