The ratio of the number of boys to the number of girls in a class is 12:13 What percentage of the class are boys?

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The distance around the lake is 2 kilometers. ifelena wants to run 14 kilometers this week, howmany laps must she run around the lake

If f(x) = 2x - 6 and g(x) = 3x + 9, find (f - g)(x). a. (f-g)(x) = x + 15 o o b. (f- g)(x) = -x - 15 o c. (f- g)(x) = 5x + 3 o d. (f- g)(x) = -x+3 submit

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals