A Polar Bear of Mass 200 Kg Stands on an Ice

Multiple Choice

A polar bear of mass 200 kg stands on an ice floe that is a uniform 1.0 m thick. What is the minimum area of the floe that will just support the bear in saltwater of density $1030 \mathrm {~kg} / \mathrm { m } ^ { 3 } ?$ The density of ice is $980 \mathrm {~kg} / \mathrm { m } ^ { 3 }$

A) $2.0 \mathrm {~m} ^ { 2 }$
B) $4.0 \mathrm {~m} ^ { 2 }$
C) $3.0 \mathrm {~m} ^ { 2 }$
D) $1.0 \mathrm {~m} ^ { 2 }$