Thursday

July 31, 2014

July 31, 2014

Posted by **allen** on Tuesday, September 4, 2012 at 7:51pm.

- finite math -
**Reiny**, Tuesday, September 4, 2012 at 8:59pmCan digits be repeated?

I will assume they CANNOT

number of possible 3 digit numbers

= 6*5*4 = 120

to be less than 300, the number must start with either a 1 or a 2

number of such cases = 2*5*4 = 40

prob of event = 40/120 = 1/3

**Related Questions**

Finite Math - Assume that 3 digits are selected at random from the set {1,3,5,6,...

math - Assume that 3 digits are selected at random from the set { 2, 5, 6, 8, 9...

does anyone know probability???? - The digits 2, 3, 4, 7, and 8 are each used ...

probability - The digits 2, 3, 4, 7, and 8 are each used once in a random order ...

Probability please help! - The digits 2, 3, 4, 7, and 8 are each used once in a ...

stats please help test tom - When a computerized generator is used to generate ...

math - please help! 1.) A random digit from 1 to 9 (inclusive) is chosen, with ...

probability - please help! 1.) A random digit from 1 to 9 (inclusive) is chosen...

stats again please help - When a computerized generator is used to generate ...

Math - I form a 3-digit number at random from the digits 1-9. What is the ...