Todd has twice as many songs in his playlist as Vlad Becca has three times as many songs in her playlist as ToddIf three people have a total of 243 songs in their playlistshow many songs are in each playlist?

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions. a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0

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

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?