exam Maths Puzzle Numerical Ability

how could I find general term in sequence not for (arthematic or geometric only) thank you

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exam Other Question

how do you find the rate of change with two given points and then tell the classification of the line? PLEASE HELP

The lenght of a rectangle is 1ft more then twice its width, and the area of the rectangle is 45ft^2. I am trying to find the diensions of the rectangle.
Length _____ft
Width _____ft

THANK YOU IN ADVANCE