_mm = 5 cm
48 in = _ ft
_ft = 12 yd
2.5 m = _cm
1,000 ml = _l
fill in the blanks.

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?