7. Mrs. Golden pulls names from the jar to determine who will be the class leader. There are 13 girls and 9 boys in the class. What is the probability that a boy will be the class leader?

The highest common factor of 132 and 220

Which shows the correct substitution of the values a, b and c from the equation 1=-2x+3x^2+1

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?