Question

a box contains 20 cards numbered from 1 to 20 one card is drawn at random the is the event that the card drawn there is a number which is greater than 40 the n(B) is

Answer 1

Answer:

so the n(B) = 20 / 40

Step-by-step explanation:

it is that you have to divide the total number of the cards by the number of Outcumes