At a school, there are exactly 40 students who play lacrosse, exactly 30 students who play soccer, and exactly 20 students who play basketball. what is the smallest number of students who play one of those sports? what is the largest number of students who play one of those sports? explain fully

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11-1 > 1-1+a

-12 > a

step-by-step explanation:

45.36 feet per second

step-by-step explanation:

tyrone travels 30 miles in 58.2 minutes.  

1 mile = 5280 feet; this means he travels

30(5280) = 158400 feet in 58.2 minutes.

1 minute = 60 seconds; this means he travels 158400 feet in

58.2(60) = 3492 seconds.

this gives us the unit rate of

158400/3492 = 45.36 feet per second.

add 8+12 to get a simplified answer of 12r-20