There are 6 squares and 9 circles. What is the simplest ratio of squares to
total shapes?

Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Ineed with math stuff it involves graphs