AM PT Revision - CHAP2 - H

Mansour and Omar had an amount of money that is divided between them in the ratio (Mansour: Omar) 3:5. Mansour decided to spend 20 AED and Omar decided to spend 40 AED after which the money ratio changed to be 4:5. How much money they had at the beginning?

• 120 AED

• None of the answer is correct.

• 80 AED

• 96 AED

Find the average chord of an aircraft having an aspect ratio of 13 and wingspan of 169m.

• 13

• 10

• 14

• 12

Airbus states a fuel rate consumption of their A380 at around 3 L/100 km per passenger. If Emirates A380 travels from Dubai to London had 350 passengers on-board and the distance between both cities equals to 5470 km, find out how much fuel the A380 will burn in one way trip to London.

• 46700 L

• 60230 L

• 57435 L

• None of the above

Rashid makes a dough using flour and water in a ratio of 4 : 2, if Rashid decided to use 12 cups of flour, how many cups of water he will use?

• 6

• 4

• 3

• 2

Omar and Rashid had an amount of money that is divided between them by a ratio of 5 : 7, Rashid said he wants to help Omar and give him 9000 AED after which the ratio changed to 2 : 1. what was the original amount of money they had together.

• 30000 AED

• 12000 AED

• none of the answer is correct.

• 36000 AED

The ratio of tomatoes to red apples is 5:7. If there are 20 tomatoes, how many red apples are there?

• none of the answer is correct.

• 25

• 30

• 20

An Airbus A380 burns 3 L / 100 km per passenger. It flew from Dubai to Istanbul and the distance travelled was 2976 km. Number of passengers onboard was 520 passengers. If you know that the mass of the fuel burned is 43426.432 kg, find the density of the fuel.

• none of the answer is correct.

• 1.094539 kg/L

• 0.93539 kg/L

• 0.89839 kg/L

Given that the aspect ratio for the Airbus A380 is 7.8 and the wing span is 79.75 m, find out the average chord for the A380:

• 11.2

• 10.2243

• none of the answer is correct.

• 10

An Aircraft burns X L / 50 km per passenger. It flew from Dubai to Istanbul and the distance travelled was 2076 km. Number of passengers onboard was 480 passengers. The density of the fuel used is 0.82 kg / L and the mass of the fuel used equals to 20427.84 kg. Find out how many litres of fuel the aircraft burns per passenger.

• 3 L / 100 km per passenger

• 2.5 L / 100 km per passenger

• 6 L / 100 km per passenger

• 1.25 L / 100 km per passenger

An Airbus A380 burns 1.5L/ 100 km per passenger. If it flew from Dubai to Istanbul and the distance travelled was 2976 km. Number of passengers onboard was 480 passengers. If you know that the mass of the fuel burned is 23355.648 kg, find the density of the fuel.

• 1.09 kg/L

• 0.89 kg/L

• 1.32 kg/L

• None of the answers is correct.