Mrs. robbins read 6 nights in a row. she read between 13 and 42 pages but never read the same number of pages. what could the number of pages mrs. robbins read in 6 nights

Carli has 90 apps on her phone. braylen has half the amount of apps as theiss. if carli has three timesthe amount of apps as theiss,how many apps does braylen have? let b represent the number of braylen's apps and t represent the number of theiss's apps.