Please Help!!!! Medal and Fan!!!!! @pawtpie

Cards with the numbers 1 through 50 are placed in a box and thoroughly shuffled.

What is the probability of randomly selecting a card with a number less than 10 or a multiple of 12?

Question

Please Help!!!! Medal and Fan!!!!!  @pawtpie


Cards with the numbers 1 through 50 are placed in a box and thoroughly shuffled. 


What is the probability of randomly selecting a card with a number less than 10 or a multiple of 12?

anonymous · Answer

How many numbers are less than 10?

anonymous · Answer

And >= 1

anonymous · Answer

$$A.   \frac{ 36 }{ 2500 }$$

B. $$\frac{ 13 }{ 100 }$$

C.  $$\frac{ 13 }{ 50 }$$

D.  $$\frac{ 7 }{ 25 }$$

anonymous · Answer

How many numbers are less than 10 but greater than or equal to 1

anonymous · Answer

9

anonymous · Answer

What are the multiples of 12 below 15

anonymous · Answer

2*6
3*4

anonymous · Answer

12, 24, 36, and 48

anonymous · Answer

And there's 4 of these numbers

anonymous · Answer

So in total that's 13 out of the 50

anonymous · Answer

or 13/50

anonymous · Answer

I have another one 

A bag contains 5 red cubes and 7 white cubes. Celinda will select one cube, put it in her pocket, and then select a second cube. 


Which expression given the probability that she will select two red cubes?