Hey guys, i have a question. A box of 12 tacos cost $9.99. At this rate, how much does one taco cost?

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

1) what is the measure of the exterior angle, ∠uvw ? 2) in triangle man, what is the measure of the exterior angle at n (in degrees)?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?