Two trains are 390 miles apart they start at the same time and travel towards one another meeting 3 hours later if the speed of kne train is 30mph more than the speed of the other trainfind the speed if each train

Polygons efgh and e′f′g′h′ are shown on the coordinate grid: what set of transformations is performed on efgh to form e′f′g′h′? a. a translation 1 unit to the left followed by a 90-degree counterclockwise rotation about the origin b. a translation 1 unit to the right followed by a 90-degree counterclockwise rotation about the origin c. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the right d. a 90-degree clockwise rotation about the origin followed by a translation 2 units to the left

Negative 5 1/12 + negative 4 1/4 + 6 3/4

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?