Picture above! question 2 only
i have no clue how to do this or how to set up the problem.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Asinusoidal function whose frequency is 1/6pi