Question 7 (1 point) _ . . 15 + 15 What Is a combinatlon equal to 6 7 . (I) (16) 7 (i) (15) 8 0 (16) 6 Question 8 (1 point) Using the letters ABCDEFGHI, how many 5-letter words can be formed if it must start with a vowel and letters can't repeat. JUST PUT THE ANSWER (#J, DO NOT SHOW ANY WORK. av Question 9 (1 point) Using all of the digits, how many 5-digit numbers are there that are odd if digits can repeat? JUST PUT THE ANSWER (#), DO NOT SHOW ANY WORK