Question

How many different pizza's can be ordered if the restaurant offers 15 different toppings and there is not limit to the number of toppings on the pizza?

Okay, so I know that the answer is 32768. But I'm just not positive how to get to that, could someone please explain?

Answer 1

pizzas *

Answer 2

k wait a sec

Answer 3

yup

Answer 4

sorry couldnt get it

Answer 5

@Compassionate help needed

Answer 6

Ther is no upper limit means it could go upto infinity..

Answer 7

Otherwise I guess it's a combination problem.

Answer 8

15 different toppings.
15(bits)

\[(2^5)^3 = 32^3 = 32,768\]

Answer 9

u can also do it this way: [although its reeeally lengthy!]
15C1 + 15C2 + 15C3 +........+ 15C14 + 16C15

Answer 10

sorry, the last term should be 15C15

Answer 11

thanks :D !!!