The cabin pressure of a passenger jet cruising at high altitude (30,000 ft) is about 1 atm. and the pressure outside is about 0.3 atm. what is the outward force on a window measuring 1 foot by 1 foot.

a. 10.3 lb
b. 100.3 lb
c. 1,000.3 lb
d. 1,481.8 lb