Given the following sequence, find the 15th term: 3,1,-1,-3,-5

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

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

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?