Tania just started a new job. She is paid $23.40 per hour. Her new job has guaranteed her an average of 46 hours per week. She will earn Tima-and-a-Half for all hours worked over her regular 40 hour work week. What would her annual salary be?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling