An aircraft is maintaining 20000 Ft altitude is requested to descend to 15000 Ft in 20 minutes, what is the required rate of descent?

• 250 Ft / min

• 500 Ft / min

• none of the answers is correct.

• 1000 Ft/min

While cruising at 30000 Ft you found that the ambient temperature is -20 C, what is the amount of ISA deviation for temp?

• +45

• -25

• -45

• +25

While cruising at 25000 Ft you found that the ambient temperature is -30C, what is the amount of ISA deviation for temp?

• 5

• -5

• -50

• 50

• none of the answer is correct.

• 92

• 94

• 93

x^-2 = _____.

• None of the answer is correct.

• 1/x²

• x²

• -x²

While flying at 4200 Ft the ambient pressure was 903.25 mb, what is the amount of ISA deviation for the pressure?

• -32

• 30

• 32

• -30

While flying at 3840 Ft the ambient pressure was 900.25 mb, what is the amount of ISA deviation for the pressure?

• 30mb

• 15mb

• 873mb

• -128mb

• 525

• 675

• 625

• 600

• 112

• 84.57

• 242

• 94

Convert the temperature from C° to F°, C° = 45

• 101°F

• 57°F

• 113°F

• 138.9°F