If an integer is randomly selected from all positive 2-digit integers
(i.e., the integers 10, 11, 12, . . . , 99), find the probability that the
integer chosen has
(a) a "4" in the tens place
(b) at least one "4"
(c) no "4"� in either place

• a)1/9
  b)2/9
  c)7/9
• 11 years agoHelpfull: Yes(3) No(0)
• (a) 10/90 = 1/9
  (b) 72/90 = 4/5
  (c) 18/90 = 1/5
• 14 years agoHelpfull: Yes(1) No(12)
• a)9/10
  b)2/9
  c)7/9
• 11 years agoHelpfull: Yes(1) No(1)
• 1/9
  2/9
  1/5
• 7 years agoHelpfull: Yes(0) No(0)