If you were to have $500,000 saved at 2% interest, how long would it take you to reach $1,000,000?

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

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

Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30