What is the easiest way to use multiple samples?

1,589.63 in.^3

step-by-step explanation:

i hope this you : d

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

answer: #1 ads up by 8 and i don't know #2

final total: 63

step-by-step explanation:

60 times sales tax

60 times 0.05

3

60 + 3

63