What is the price paid for a 60% pair of jeans after a 35% discount

Which matrix multiplication is possible?

For what value of (y) is 3^3/3^y =1/9

The radius of the circle below intersects the unit circle at (3/5,4/5). what is the approximate value of theta? 0.6 radians 1.0 radians 36.9 degrees 53.1 degrees