What is 4+4=
4+4 is 8

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

Is the square root of 4 plus the square root of 16 rational?

Write a problem to fit this equation 2k + 5 =29