Calculate the surface area and the volume of the cylinder. Pls!! Show how you got the surface area and volume

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Which two fractions are equivalent to 24/84? 6/42 and 2/7 6/21 and 2/6 12/42 and 3/7 12/42 and 2/7

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?