Acollection of 77 quarters and dimes is worth $12.50. how many quarters and dimes are there? set it up plz

Sunday: 1 1 2 monday: 1 tuesday: 2 1 2 wednesday: 1 3 4 thursday: 2 friday: 1 1 2 saturday: 2 jenna is a swimmer and trains every day. the schedule shown outlines the number of hours she trains each day. what is the total number of hours that jenna trains during the week?

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer