How many different 4- book selections can be made if the four selections are listed in order of preference

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

Choose the more precise measurement. 26.4 cm or 8.39 cm

In the diagram of circle o, what is the measure of zabc?