If eight cars are entered in a race and three finishing places are considered, how many finishing orders can they finish? assume no ties. (b) if the top three cars are buick, honda, and bmw, in how many possible orders can they finish? problem 21.3 you are taking 2 shirts(white and red) and 3 pairs of pants (black, blue, and gray) on a trip. how many different choices of outfits do you have?

a) 336

b)6

c)6

Step-by-step explanation:

a) In the 1st place fit 8 cars, in the 2nd only fit 7 cars, because one is already in the first place and 3th fit 6 cars, so all the possibilities are 8*7*6.

b) in the 1st place fit 3 cars, 2nd 2 cars and 3th 1 car, so all the possibilities are 3*2*1

c) every shirt can be matched with 1 pair of pants, there are 2 shirts and 3 pants, so all the the possibilities are 6+6.

1 is c

2 is a

3 is a

step-by-step explanation:

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98