Question

A CHEF HAS SOME BROCCLI, CAULFLOWER, CARROTS, AND SQUASH TO MAKE A VEGETARIAN DISH. LIST THE POSSIBLE COMBINATION OF HE USES ONLY 3 VEGETABLES IN THE DISH.

Answer 1

Wow this is an advanced problem for middle schoolers.


`_nC_r = (n!)/(r!(n-r)!)`

where n is the amount of veggies and r is the amount he uses.


`_4C_3 = (4!)/(3!(4-3)!) = (4)/(1) = 4` possible combinations.