0
Wiki User
14, and two units left over.
7,17,27,37,47,57,67,70,71,72,73,74,75,76,77(two sevens),78,79,87,97=20 times
8
5
13
Exactly 30 of them
100
5.28751 7s equals 37.
6
10
answer:4
14
18
80.