What is the best estimate for 211/ 71? ? someone

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

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read