Ramu is asked to say a 2 digit number. What is the prob of getting the digits of the number equal?
please reply anyone
Answers
Answered by
5
Answer:
No. of two digit numbers=90
No. of two digit numbers which are perfect square=6
Probability that the number is a perfect square=6/90=1/15
Step-by-step explanation:
itz Mr.Pagal
Answered by
10
Answer:
Answer:
1/10
Step-by-step explanation:
The two digit numbers with both the digits same are 11, 22, 33, 44, 55, 66, 77, 88 and 99
∴total no: of two digit numbers having both digits same = 9
also, total no: of two digit numbers = 90
∴probability of getting a two digit number with both the digit same =
total no: of two digit number having both digit same
total no: of two digit numbers
= 9/90 = 1/10
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