Which of the following is a geometric sequence? *

6, 3, 2, ...
1, 2, 5, 8, ...
3, 5, 7, 9, ..
-2, 4, -8, 16, ...

A child drops a ball from hill with a height of 20m, he observes that the ball bounces 75% of its previous height continuously until it stops. Find the total distance traveled by the ball up and down until its stops

Give the next four terms of a Fibonacci Sequence when the first term is 3 and second term is 4. (NOTE: Write the sequence properly

guys please help me ​