¿Cuál son los elementos de la elipse? A) Directriz, Focos, Centro ,Vértice ,eje mayor, b) Directriz, Focos ,Vértice ,eje mayor, eje menor c) Focos, Centro ,Vértice ,eje mayor, eje menor d) Directriz, Focos, Centro ,Vértice ,Eje mayor, Eje menor

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?