4/5 of a class is girls and there are 8 boys. how many total in class.

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?

Just tell me how to set up the equation.

The trigonometric ratios sine and secant are reciprocals of each other