The Mean Of Those Numbers Is 72.
~Spades
Here radius = 19 cm
Slant height =11 cm
The condition for radius and slant height as r<l.
Lateral Surface Area = 
= 
= 656.59 square cm.
Answer: it’s 3/5*3/4
Step-by-step explanation:
I calculated to find the answer
You'd need to start by finding what 40% of 280 is. To do this, you turn 40% into a decimal which is .40 . Multiply .40 x 280 which is 112. Then subtract that answer from 280 which is 168 baseball cards. Hope this helped :)