Can you answer 13) the sum of two rational numbers is rational. explain. 14) the product of a nonzero rational number and an irrational number is irrational. explain. 15) the product of two rational numbers is rational. explain. 16) the sum of a rational number and an irrational number is irrational. explain. 18) yes, the product of two irrational numbers can be rational when …. (give your example)

30 miles

step-by-step explanation:

we know that 60 seconds equals 1 minute and 60 minutes 1 hour

44 ft       60 sec     60 min     158400   ft

  *   *   =

1 sec       1 min       1 hour         hour

we know that there are 5280 ft per mile

158400   ft       1 mile         30 miles

  *   =

1   hour               5280 ft     1 hour

so in 1 hour   it can travel 30 miles

f(x)=4

step-by-step explanation: