Question

Four numbers are chosen at random from {1,2,3,.....50}. The probability that they are not side by side numbers is​

Answer 1

Total no. of combinations=50C4= 230300

No. of combinations with side by side numbers= 47 (Because there are only 50 numbers and 4 numbers need to be picked each time)

So, probability= 47/ 230300

#BAL #answerwithquality