In a group of 24 people, 10 study Physics, 15 study Chemistry and
18 study at least one subject.
Find the number of people who
do not study any of the subject.

click the photo there is the answer

i believe the answer is d.

hope it 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