Three swimmers competed in a 50 m freestyle race. a description of their swimming speeds is given. order the
swimmers from first to third place.
mike swam 50 meters in 28 seconds.
nathan swam 50 meters in 32 seconds..
terrance swam faster than mike.

About 400,000 people visited an art museum in december. what could be the exact number of people who visited the art museum?

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles. i'm desperate.

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.