What is the probability of tossing a coin and getting a head 4 times in a row?

Pick the description of a geometric object that best matches the real world object box for a deck of card

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.

What is the best estimate of the length of a football