Apopular pizza place has 15 toppings that can be placed on a pizza. you want to order a pizza made from 4 different toppings. how many possible combos?

60?

Step-by-step explanation:

You start of with 15×4 which would equal 60.

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

y/x of point b= y/x of point a

step-by-step explanation:

(i got the same question, this was the correct answer.)