Which of the following represents a pair of proportional ratio or rate?
a. 3 hits in 5 times at bat; 6 hits in 15 times at bat
b. 16 step in 2 minutes; 24 step in 4 minutes
c.$81 for 3 baseball tickets; $54 for 2 baseball tickets
d.183 miles driven in 3 hours; 248 miles in 4 hours

Which statement accurately explains whether a reflection over the y-axis and a 270° counterclockwise rotation would map figure acb onto itself? a coordinate plane with figure acb with point a at 1, 1, c at 3, 4 and b at 5, 1 yes, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) yes, a″c″b′ is located at a″(1, 1), c″(3, 4), and b″(5, 1) no, a″c″b″ is located at a″(1, 1), c″(4, 3), and b″(1, 5) no, a″c″b″ is located at a″(1, 1), c″(3, 4), and b″(5, 1)

Rosy waxes 2/3 of her car with 1/4 bottle of car wax.at this rate,what fraction of the bottle of car wax will rosey use to wax her entire car

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?