If a book is 33 hour and 45 min long , how many days would it take you to read it if you read 3 hours a day ?

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?

What is the length of ac in the given triangle?