For a moon the same density as its planet, the Roche limit lies ...

[Deast7027]

For a moon the same density as its planet, the Roche limit lies at ________ times the radius of its planet.
 
  A) 1.4 B) 2.5 C) 3.6 D) 5.2 E) 7

Question 2

Your friend left your house and is now driving 40 miles per hour, but she has been speeding up the whole time since she left your house, and has gone 10 miles. How long has she been driving?
 
  A) shorter than 15 minutes B) longer than 15 minutes C) 15 minutes

[joewallace]

Answer to Question 1

B

Answer to Question 2

B