# 6.1.5. Rates

A worker painted a wall whose area is in 3 hours. Find the rate of his work and how many square metres the same workercan paint in 2 hours.

- A,
- B,
- C,
- D,

A family spends 400 LE in 20 days. What is the rate of their daily expenses?

- A380 LE per day
- B2 LE per day
- C LE per day
- D20 LE per day

A family spends 960 LE in 8 days. What is the rate of their daily expenses?

- A952 LE per day
- B LE per day
- C12 LE per day
- D120 LE per day

A car consumes 10 liters of fuel to cover a distance of 50 km. Calculate the rate of fuel consumption of the car.

- A40 L/km
- B5 L/km
- C0.2 L/km
- D0.4 L/km

A car consumes 14 liters of fuel to cover a distance of 280 km. Calculate the rate of fuel consumption of the car.

- A0.1 L/km
- B20 L/km
- C266 L/km
- D0.05 L/km

A water tap leaks 7 800 litres of water in 5 hours, find the leakage rate per minute.

- Alitre/minute
- Blitre/minute
- Clitre/minute
- Dlitre/minute

A student used 343 carton sheets to make 7 equal cubes, then the rate of consumption sheets/cube.

- A336
- B4
- C49
- D

A factory produces 7 500 cans of juice in 5 hours, find the rate of production.

- A cans/hour
- B7 495cans/hour
- C1 500cans/hour
- D150 cans/hour

A ship consumes 512 litres of fuel to cover a distance of km, and another ship consumes 855 litres of the same fuel to cover a distance of km. Which ship consumes less fuel?

- Athe first ship
- Bthe second ship

A runner can cover 42 metres in 14 seconds, while another runner can cover 81 metres in 0.7 minutes. Which runner is faster?

- Athe second runner
- Bthe first runner

If a machine produces m of cloth in 3 hours, and another one produces m of the same cloth in 5 hours and a half, which one is more productive?

- Athe second machine
- Bthe first machine