Question

In how many ways can john pack 2 shirts and 2 trousers from 10 shirts and 4 trousers

Answer 1

10 ways
first make the first 2 shirts constant the it can be pack along with 2 trousers first and other 2 trouser next so we got 2 ways from 2 shirts and 2 trousers so there are 10 shirts so 2*5=10ways

Answer 2

Answer:

270

Step-by-step explanation:

apply combinations method

for shirts 10c2 = 45

for trousers 4c2 =6

now because of and just multiply

45*6 =270