Alan has read 70% of a book and he has 15 pages left to read. How many pages are in the book

Aclass consists of 55% boys and 45% girls. it is observed that 25% of the class are boys and scored an a on the test, and 35% of the class are girls and scored an a on the test. if a student is chosen at random and is found to be a girl, the probability that the student scored an ais

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,