Remember: All I'm offering is the truth

Probability Level 1

In a box there are red and blue balls. If you select a handful of them with eyes closed, you have to grab at least 55 of them to make sure at least one of them is red and you have to grab at least 1010 of them to make sure both colors appear among the balls selected. How many balls are there in the box?

×

Problem Loading...

Note Loading...

Set Loading...