The astronomical unit (AU) is a unit of length based on the average distance from the
Earth to the sun. The AU is currently accepted as 92 955 887.6 miles.

Two comets appeared in rapid succession in 1996 and 1997.
Comet Hyakutake came within 0.1018 AU of Earth
• Comet Hale-Bopp came within 1.315 AU of Earth
(3 marks)
a.

Within how many miles of Earth did each comet pass?

The host of a game show is holding a bag with chips to see what prizes the contestants will play for. five (5) of the chips say “new car” ten (10) of the chips say “new tv” three (3) of the chips say “trip to france” contestant named “patty” reaches into the bag. a. what is the probability of choosing a tv chip? b. what is the probability of choosing a car chip next without replacing the 1st chip? c. are these dependent or independent events?