A two-digit number is chosen at random.What is the probability that the chosen number is a multiple of 7 ?
please answer and explain
I think is answer e
According to me the answer of the given question is 'e' i.e. 13/90.
But the answer is
a. 1/10
b. 1/9
c. 11/90
d. 12/90
e. 13/90
14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91 and 98 are two-digit numbers that are multiples of 7.
There are 89 two-digit numbers (10-99).
13/89 = ?