What’s greater 500 inches or 40 feet

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

17 in long 1.3 ft wide and 8in high what is the volume

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3