Math, asked by Sahilkinlekar26, 2 months ago

Cards, marked with numbers 1 to 40, are placed in a box and mbed thoroughly. A card
is drawn from the box at random. Find the probability that the number on the taken out
card is:
a) a prime number less than 10
b) a number which is a perfect square.​

Answers

Answered by bhavyajain0412
0

Answer:

a) 1/10 b)3/20

Step-by-step explanation:

a) possible outcomes = 2,3,5,7

n(a)=4

p(a)= 4/40 = 1/10

b) possible outcomes= 1,4,9,16,25,36

n(b) = 6

p(b) = 6/40 =3/20

Answered by shreya8600
2

Step-by-step explanation:

n(s) = 40

a) A={2 , 3 , 5 ,7}

n(a) = 4

p(a) = n(a) / n(s)

4/40

1/10

you can solve second by following this steps

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