exam Maths Puzzle Numerical Ability

Please Help me!

I need to find if the seqence is geometric. Then if it is find the next two terms.

Here are a few I need help with:

1. 18,-6,2, (-2/3)

2. 10,15, 22.5,

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exam Other Question

Solve the inequality. Graph the solution set, and write it in interval notation.

-3x is less than or equal to -9 Can someone help me on this problem with the graph? Stanborn has been so kind on working out the problem, but I have to send this through the computer and I am having trouble maki