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The Einstein Test

Answer to Q1. The water level will fall because iron is more dense than water. When one cubic foot of iron is in the boat, it will displace 2.7 cubic feet of water. However, once it is in the water it will only displace one cubic foot of water.

Question #2 You are driving a distance of two miles in your car and you wish to have an average speed of 60 mph. For the first mile you drive at a steady 30 mph. How fast must you drive the next mile to get your average of 60 mph for the trip ?

a) Just drive 60 mph

b) Increase to 90 mph

c) Impossible