Select the finite sets. 1)all whole numbers 2)all natural numbers less than 100,000. 3)all letters of the alphabet. 4)all odd numbers 5)all the world's population 6)0

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.

After reading 80% of her e-mails in her inbox, danette still has m unread e-mails. which of the following expressions could represent the number of e-mails danette had in her inbox before she started reading? choose 2 answers: (choice a) 5m (choice b) 1.8m (choice c) 80m (choice d) m/0.8 (choice e) m/1−0.8

3/4 + p = 1/2? i’m not sure how to solve it