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Mental Maths > Mental Maths > Flashcards

Mental Maths Flashcards

1
Q

You are at FL180 and ATC instructs you to climb to FL250 with 2000ft/min exactly. Where is your Top Of Climb from your present position, if your ground speed is 360 kts?

A

21NM

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2
Q

What was your block time, if the off block time was 04:57, landing 07:02 and there were 8 minutes taxi at the destination aerodrome?

A

2:13

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3
Q

You depart form Madrid, where the SID gradient is 5%. Your average ground speed is 250 kts. What is the minimum Rate of Climb you have to maintain (roughly) in order to comply with the gradient?

A

1300 ft/min

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4
Q

ATC requests you to report estimated time over GUNPA point. Your ground speed is 420 kts, actual time 04:12 and the distance to GUNPA is 58NM. What is the ETO GUNPA?

A

04:20

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5
Q

Which geographic spot lies in the opposite time zone from New York City, 12 hour time difference in UTC?

A

Hanoi

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6
Q

The calculated landing distance for dry conditions is 2000m. Due to a sudden rainfall, the last quarter of the runway gets wet. The landing distance on wet runway will increase by 20%. What is the total landing distance for these dry and wet runway conditions?

A

2100m

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7
Q

You receive a message from your destination airport that they need 20 minutes to decide if weather allows landing there. The fuel consumption during the hold is 2400 kg/hr. The final reserve fuel and the alternate fuel together must be at least as much as the fuel during the hold plus the fuel to destination. How much fuel do you need on board if your consumption to the destination is 20 kg per mile, and the destination is 150 miles away?

A

7600kg

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8
Q

Destination aerodrome warns you that the runway is wet because of rain, and the landing distance is 2400m. However, at the time of your arrival the rain is gone and the runway is dry. How long is the landing distance on dry runway if wet distance is 20% longer than dry distance?

A

2000

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9
Q

You are in a descent (QNH 1013, no wind, airport elevation 0 feet) and you have 31 NM to touchdown. What should be your altitude to be on the profile?
(Note: Flight path angle 3°)

A

7000 ft

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10
Q

Where is the top of descent point (approximately) of a twin jet if you cruise FL350, QNH 1000, airport elevation 1600ft, 0 wind?

A

110NM

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11
Q

You had a five-sector day with total flight time 12:30 hours. After the first flight each flight was 40 minutes longer than the previous one. What was the flight time of the second trip?

A

1 hour 50 minutes

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12
Q

The captain asks you to check whether his calculation of flight times is correct or not, after a four-sector day. The flight times were the following: 1st sector: 1:25 2nd sector: 1:47 3rd sector: 2:11 4th sector: 2:08 What is the total flight time?

A

7:31

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13
Q

At the airport the gradient of SID is 3%. If ATC instructs you to maintain 900 ft/min Rate of Climb within a 10% margin, what minimal and maximal ground speed should you keep to comply with the given RoC?

A

270,330

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14
Q

You have just landed in Keflavik. It turns out that they provide fuel data in US Gallons. How much fuel did you roughly uplift in liters, if 520 Usg is printed on the fuel slip as fuel volume?

A

1976

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15
Q

A child deposits into their piggy bank. Two 20 pound notes, three 10 pound notes, one 5 pound note, six 1 pound coins, three 50p coins, seven 10p coins, two 2p coins and eleven 1p coins. How much has the child saved in total?

A

£83.35

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16
Q

Eight people go for a celebratory meal. The bill is split between them. The bill consists of 76 euros for drinks and 126.40 euros for food. How much does each person spend?

A

25.30 euro

17
Q

A car driveris doing 100 mph in a speed limit area of 50 mph. By what % is the car driver breaking the speed limit by?

A

100%

18
Q

A car driveris doing 100 mph in a speed limit area of 50 mph. By what % is the car driver breaking the speed limit by?

A

100%

19
Q

A dog rescue home has 10 large dogs. 7 of the dogs weigh 22 kg and 3 of the dogs weigh 25 kg. What is the average weight of the dogs?

A

22,9 kg

20
Q

A fight breaks out in a crowd of people. There are 1360 people in the crowd. 5% of the crowd become involved in the fight. How many people are fighting?

A

68 people

21
Q

Colin goes to watch his local football team, St Johns United. 48,500 is an average stadium crowd capacity. If 85% of the fans are St Johns supporters, how many fans does this amount to?

A

41225

22
Q

Mohammed has a discount code for a purchase. The original price was € 1499, with the discount applied this now costs Mohammed €1349.10. What % discount has been applied?

A

10%

23
Q

Aisha walks to work. It takes 75 minutes to walk 5 miles. How quickly does Aisha walk?

A

4mph

24
Q

David earns €36,000 as a pilot per year. His wage is frozen for 8 years. How much will he have earned after 8 years?

A

288000 euro

25
Q

After flying 60 NM, you find yourself at the halfway point between departure and destination but you are 5 NM off track. By how many degrees should you change your heading in the direction of your track to fly directly to your destination?

A

4º

26
Q

After flying 60 NM, you find yourself at the halfway point between departure and destination but you are 1 NM off track. By how many degrees should you change your heading in the direction of your track to fly directly to your destination?

A

2º

27
Q

If 1 NM equates to a height of approximately 300’ on a 3 degree glide slope, how high would you estimate an aircraft to be on the glide slope when 1 NM away from the threshold of the runway?

A

300’

28
Q

If 1 NM equates to a height of approximately 300’ on a 3 degree glide slope, how high would you estimate an aircraft to be on the glide slope when 2 NM away from the threshold of the runway?

A

600’

29
Q

If 1 NM equates to a height of approximately 300’ on a 3 degree glide slope, how high would you estimate an aircraft to be on the glide slope when 2 NM away from the threshold of the runway?

A

600’

30
Q

IAS 90 KT, W/V 270/15 KT, desired diversion TRK(T) 300. What HDG(T) is required?

A

295 degrees

31
Q

IAS 90 KT, W/V 270/15 KT, desired diversion TRK(T) 300. What HDG(T) is required?

A

295 degrees

32
Q

TAS 90 KT, W/V 270/15 KT, desired diversion TRK(T) 280. What approximate HDG(T) is required?

A

277.6º

33
Q

TAS 90 KT, W/V 270/15 KT, desired diversion TRK(T) 000. What HDG(T) is required?

A

350º

34
Q

Runway 21, W/V reported by ATC is 220/20 KT What is the crosswind component?

A

5KT

35
Q

Runway 21, W/V reported by ATC is 220/20 KT What is the crosswind component?

A

5KT

36
Q

Runway 21, W/V reported by ATC is 240/20 KT What is the crosswind component?

A

10KT

37
Q

Runway 21, W/V reported by ATC is 270/20 KT What is the crosswind component?

A

20 KT

Mental Maths (1 decks)

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