Set A contains 5 letters and 4 numbers. Set B contains 11 letters and 9 numbers. O letters and O numbers are common to b
Posted: Thu May 12, 2022 3:59 pm
Set A contains 5 letters and 4 numbers. Set B contains 11 letters and 9 numbers. O letters and O numbers are common to both sets A and B. Find the number of elements in set A or set B. The number of elements in set A or set B is