SOLUTION: What is the probability that a 2-digit number chosen at random is divisible by 19? A：4」45 B：1」18 C：1」14 D：2」45

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Question 1191831: What is the probability that a 2-digit number chosen at random is divisible by 19?
A：4」45
B：1」18
C：1」14
D：2」45
Found 2 solutions by ikleyn, Alan3354:
Answer by ikleyn(52793)   (Show Source): You can put this solution on YOUR website!
.
What is the probability that a 2-digit number chosen at random is divisible by 19?
A：4」45
B：1」18
C：1」14
D：2」45
~~~~~~~~~~~~~~~ 

There are 90 (ninety) two-digit numbers: they are from 10 to 99, inclusive.


Of them, there are 5 two-digit numbers divisible by 19: they are 19, 38, 57, 76, 95.


Therefore, the probability to choose randomly a two-digit number multiple of 19 is   = .    ANSWER


Find an appropriate option in your list.

Solved.



Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
What is the probability that a 2-digit number chosen at random is divisible by 19?
A：4」45
B：1」18
C：1」14
D：2」45
====================
You should specify positive only, or positive and negative.
And whether 00 is considered a 2-digit number.
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