Question

A cake shop bakes a variety of brownies. The top-selling brownies are ones with toppings of chocolate chip, walnuts, or both. A customer enters the store. The probability that the customer will pick both toppings is 0.4. What is the probability that they will pick neither the chocolate chip nor the walnut toppings?


0.5
0.3
0.45
0.8
0.2

Answer 1

is it b

Answer 2

How'd you get B?

Answer 3

that time i was guesting

Answer 4

I don't really get it, sorry :/ maybe @dan815 can help.

Answer 5

@dan815 help me please