Forty percent of passengers with a certain airline prefer a window seat. The probability that exactly two of the next twelve person buying a ticket with this airline will prefer a window seat is about:

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

answer: your correct answer is b. d.

step-by-step explanation: