fluid mechanics

1)A vacuum of 31 kPa is measured in an airflow at sea level. Find the absolute pressure in:

(a) kPa

(b) mm Hg

(c) psi

(d) ft H2O

(e) in. Hg

2) Estimate the temperature in °C and °F at 33,000 ft, an elevation at which many commercial airplanes fly. Use Table B.3–English.