please please please please help me in math please please please

1. After the following terms, what comes next in 6, 15, 33, _____, _____, _____. *

A. 69, 141, 285.
B. 68, 138, 178.
C. 70, 144, 292.

2. give the next number sequence in 2, 3, 5, 8, 12, ____, ____, ____. *

A. 14, 20, 27.
B. 17, 23, 30.
C. 17, 24, 32.

3. What comes after the following terms 66, 60, 54, ____, ____, ____. *

A. 50, 46, 42.
B. 48, 42, 36
C. 49, 44, 39

4. What is the RULE of the number sequence 1, 4, 13, 40, 121, 364 *

A. x 3 + 1
B. x 3 + 2
C. x 3 + 3​

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