Question

one is asked to say a 2 digit number? a)how many two-digit number are there b)what is the probability of getting a multiple of 5 c)what is the probability of getting a multiple of 10 d)what is the probability of one of the digit is zero and the other is a prime number?​

Answer 1

Answer:

Answer:-

one is asked to say a 2 digit number?

a)how many two-digit number are there

b)what is the probability of getting a multiple of 5

c)what is the probability of getting a multiple of 10

d)what is the probability of one of the digit is zero and the other is a prime number

one is asked to say a 2 digit number? a)how many two-digit number are there b)what is the probability of getting a multiple of 5 c)what is the probability of getting a multiple of 10 d)what is the probability of one of the digit is zero and the other is a prime number

See the above attachment

Answer 2

Answer:

a) 90

b) 17/90

c) 1/10

d) 2/45

Step-by-step explanation:

a) There are a total of 90 two-digit numbers.

53

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b) Total no. of two-digit numbers which are multiple of 5 = 17

.: P(E) = 17 / 90

c) Total no. of two-digit numbers which are multiple of 10 = 9

P(E)= 9/90 = 1/10

d) Total no. of two-digit numbers in which one of the digit is zero and the other is a prime = 4

P(E) = 4/90 = 2/45

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