Question

19.Due to covid-19 crises, a mask shop is selling 24 type of masks currently-
The masks are labelled 1 to 24 to identify.

In these, 3 masks are red in colour, 5 are purple, 4 are blue, 2 are yellow, 6 are pink, 5 are
black and the rest 1 is green. Naina went to buy a mask. She picked one randomly from the
shop.

1.) Find the probability, that the mask is an even number type.
a)1
2

b)1
4

c) 1
8

d) 2
3
2) what it the probability getting a prime number model?
a)2
5

b)3
8

c) 7
8

d) 9
11

3.For an impossible event A, P(A)=?
a)0 b)1 c)-1 d)1/2
4) what is the probability of the mask is either in red or in pink colour??
a)1
8

b)1
4

c) 3
8

d) 9
11

5) sum of all events in an experiment is

a)0 b)1 c)-1 d)1/2

Answer 1

Answer:

answer is (correct answer):- (a)0