Abox that has a mass of 80 kg slides down a ramp with a 30 degree angle. ignoring friction and air resistance, what is the acceleration of the box, to the nearest tenth

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Brent wants to know what is 5 x 1/2

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?