A skating rink rental skates are $1.50 for each hour “h” plus an entrance fee of $4. If you paid a total of $11.50 for the skates, write and solve an equation to find how many hours you skated.

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.

The relative growth rate for a certain type of fungi is 60% per hour.a small culture has formed and in just 6 hours the count shows to be 20,273 fungi in the culture.what is the initial number of fungi in the culture?