În 4 hambare se afla cantitatea de 8600 kg de masai . după ce s-a vândut din fiecare hambar aceeași cantitate, în hambare au rămas : 459 kg, 857 kg, 984 kg și 996 kg. ce cantitate a fost în fiecare hambar ?

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0