1) Flipping a coin 20 times and landing on heads 11 times. P(heads) =
Pétails) =
2) It snowed three days last week.
P(snow) =
P(no snow) =

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

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%.

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .