Answer:
Given: Ellentown college has approximately 3 times 10 to the 3 power students and pengrove university approximate 30,000 students.
⇒ number of students approximately in Ellentown college =

also,
the number of students approximately in Pengrove university = 30,000 or

We have to find how many times as much is the number of students at pengrove university as the number of students at Ellentown college.
=

therefore, 10 times as much is the number of students at pengrove university as the number of students at Ellentown college.