Eight prizes are to be distributed by a lottery. The 1st participant takes five tickets from a box containing 50 tickets. In how many different ways can he extract them so that exactly two tickets are winning ?

Dear student,
As there are 8 winning number,and thus 42 non winning numbers  When the participant selects 5 tickets, exactly 2 are winning numbers and 3 are non winning numbers
so the number of ways of having exactly 2 winning number out of 5 =