Is landing on a number less then 10 on a 6 sided dice impossible?

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?

Erin bought christmas cards for $2 each to send to her family and friends. which variable is the dependent variable?

Solve -.016x= -16. need solving this