Is 4 2/7 • 2 1/
a. 8 2/35
b. 8 1/7
c. 9 1/7
d. 9 3/7

what is - 1 2/3 • (-5 1/4)?

a. -8 3/4
b. -5 1/6
c. 5 1/6
d. 8 3/4

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