A spaceship has 245 litres of fuel. It consumes 32 litres per hour. How much fuel is left after 5 hours?

A moon rover collected 96 rock samples. Scientists sorted them into 8 equal boxes. How many rocks are in each box?

A space station has 120 crew members. After a month, 45 crew members leave and 30 new ones arrive. How many are on board now?

An observatory detected 432 meteorites. 216 of them were classified as small, and 128 as medium. How many were classified as large?

A mission costs £850000 and will take 5 years to complete. If the cost is split evenly across 10 investors, how much does each investor contribute annually? Include only numbers, no symbols. Example: 10000

A rocket carries 300 kilograms of supplies. 45 kg are for food, and 120 kg are for equipment. The rest is fuel. If the fuel is packed in 3 equal tanks, how much is in each tank?

A planet orbits its star 84 times in 7 years. How many orbits does it complete per month?

A space shuttle has 1320 kilograms of cargo. It drops 450 kilograms on one planet and 380 kilograms on another. How much is left onboard?

An asteroid has a mass of 930 tons. If one-third of it is made of metal, how much metal does it contain?

A space colony receives 720 litres of water weekly. If each person gets 15 litres daily, how many people live in the colony?

A satellite travels 75 kilometres per hour. How far does it travel in 12 minutes?

A satellite transmits 500 gigabytes of data in 4 days. How many gigabytes does it send per week?