The probability to choose letter n is

. After drawing letter n there left 25 letters and the probability to choose the letter w is

. After drawing two letters n and w there left 24 letters and then the probability to choose letter b is

. After drawing three letters n, w and b there left 23 letters, so the probability to choose letter t is

.
Using the product rule for probabilities, you can obtain that

.
Send more info , you have to match the 3 with 2
For 1 cookie, cup of flour needed = 5
so, for 144, it would be: 144 * 5 = 720
Then, final answer is 720
Let me know, if you have some doubt
Answer:
A) $87.5
B) $164
Step-by-step explanation:
A) Marked Price (Original Price)
= 
=
=87.5
B) Marked Price (Original Price)
=
=
=164