Step-by-step explanation:



This is combinations
exg. lets say you have 2 hats and 1 pair of shoes, the answe ris 2 options, if 2 hats and 2 pairs of shoes, the answer is 4 because 2 times 2=4
3 options for sandwitch
3 soup
4 salad
2 drink
we multiply all together
3 times 3 times 4 times 2=72 options
Answer:
B-$100=$372
The is is the smartest way I could look at this
OR
$372 - $100= b
Hope this helps
MARNIE OUT!