Question

iv) How many 7's are there between numbers 1 to 100?
a) 20
b) 10
c) 11 d) 12.​

Answer 1

Answer:

Just count numbers with 7's: 7, 17, 27, 37, 47, 57, 67, 70, 71, 72, 73, 74, 75, 76, 77(doubled!), 78, 79, 87, 97. The answer is 20 7's.

Answer 2

option a)20

hope it helps you