1/4 * 1/3 * 1/2 * 1/1 = 1/24 chance that all 4 letters are placed in the correct envelopes.
With the first envelope, there are 4 choices of letters, so the probability of picking the correct letter is 1/4.
With the second envelope, there are 3 remaining letters, so the probability of picking the correct letter is 1/3.
The same logic follows the the third and final letter.
Answer:
Step-by-step explanation:
(5,9) and (2,3)
then by distance formula
d²=3²+6²
d²=9+36
d²=45
Answer:
14%, 1/4, 1.4
Step-by-step explanation:
14% = .14
1/4 = .25
1.4 = 1.4
Answer:
The graph answer choices are needed to answer this question, otherwise no one can help you.
Step-by-step explanation:
Answer:Just solve it. This is Algebra. Not that hard. Use Substation Method
Step-by-step explanation:
