How many 7 in between 1 to 120?
How many 7 in between 1 to 120?
Answer/Solution
22
Steps/Work
7,17,27,37,47,57,67,
70,71,72,73,74,75,76,77(two 7's),78,79,87,97,107,117
22 7's between 1 to 120
ANSWER:C
70,71,72,73,74,75,76,77(two 7's),78,79,87,97,107,117
22 7's between 1 to 120
ANSWER:C