Karen jobs 1/2 mile. selma jogs 1/4 mile more than karen. lena jogs 3/4 mile more than selma. how far does lena jog. i need the answer with work shown by tomorrow morning.

Which statement is true about the local minimum of the graphed function? over the interval[-4,-2], the local minimum is 0. over the interval [-2,-1] , the local minimum is 25. over the interval [-1,4], the local minimum is 0. over the interval [4,7], the local minimum is -7