Find the common difference for the given sequence. type a numerical answer in the space provided. do not include spaces in your answer. if necessary, use the / key to represent a fraction bar. 56, 49, 42, 35,

-7

Step-by-step explanation:

i.e. for sequence

Common difference =

The given sequence : 56, 49, 42, 35, ...

Then , Common difference =

Hence, the  common difference for the given sequence. =-7

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