What is the solution to the equation below? see image

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

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