Answer: The study used a total of N 36 participants.
Step-by-step explanation:
The sequence 20 , 11 , 2 , -7 is an arithmetic sequence.
The common difference is (20 - 11) = (11 - 2) = (2 - -7) = 9
The common difference is 9.
For what ? you need to type it out
Answer: There are 14 long pieces she can cut.
Step-by-step explanation:
Since we have given that
Length of yards of ribbon is given by
Length of yards of ribbon pieces need to be cut is given by
Number of yards is given by
Hence, there are 14 long pieces she can cut.