You have a lighter and two fuses that take exactly one hour to burn, but they don’t burn at a steady rate. For example, one fuse could take 59 minutes to burn the first inch and then burn the rest of the fuse in the last minute.

How would you use these two fuses to measure 45 minutes?

There is an abandoned aquarium in an empty house. The aquarium has three large fish and three small fish. But after a week, one large fish and two small fish die.

How many remain in the aquarium?

What number comes next in this series?

2 3 6 7 1 9 4 5 ___

Three rooms contain:
1) Gold coins
2) Currency notes
3) Cotton bags

If all three rooms catch fire, which room will the ambulance pour water on first?