Jeanette ' s sister charges $5.50 per hour before 9: 00 p. m for babysitting and $8 per hour after 9: 00 p. m .she finished babysitting at 11: 00 p. m and earned $38 . at what time did she begin babysitting ?

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

What value of x will make the triangles similar by the sss similarity theorem?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?