Question

From a class of 20 students , 12 are to be chosen for an excursion party . There are three students who decide that either all of them will join or none of them will join. In how many ways can the excursion party be chosen ?

Answer 1

Step-by-step explanation:

please mark me brilliant and I will give you thanks

Answer 2

Answer:

8

Step-by-step explanation:

because 20 - 12 is 8 then you write