Given the function g(x) = x^2 + 10x + 18, determine the average rate of change of the function over the interval −11 ≤ x ≤ −1.

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Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

The weight of a full steel bead tire is approximately 800 grams, while a fighter wheel weighs only 700 grams. what is the weight of each tire in pounds?