Becky spent 3/4 of an hour practicing the piano. she spent 1/2 of that time practicing her recital piece. what fractional part of an hour did becky spend practicing her recital piece?

Points j and k plotted on the coordinate grid are two vertices of rectangle jklm rectangle jklm has an area of 7 square units point j is located at 2,1 and point k is located at -5,1 each vertex of the rectangle is located at a point that has integer coordinates. what is the perimeter of rectangle jklm? (need answer asap)