anna corre 2/3 de un camino de 18 km, cuantos km ha recorrido, cuantos km le faltan para llegar final del camino

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Enter numbers to write 0.000328 0.000328 in scientific notation. 1 1 0.000328=3.28 × 0 . 000328 = 3 . 28 × =3.28×10 = 3 . 28 × 10

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?