-2\dfrac{1}{2} \div 3\dfrac{1}{2} =−2 2 1 ​ ÷3 2 1 ​ =minus, 2, start fraction, 1, divided by, 2, end fraction, divided by, 3, start fraction, 1, divided by, 2, end fraction, equals

For a field trip to the zoo, 4 students rode in cars and the rest filled nine busess. how many students were in each bus if 472 students were on the trip

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?

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.