What doubles fact can i write to solve 4+5

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Francis is getting new carpet tiles in his living room and den. his living room and den are connected. he needs to figure out how much carpet he needs and the cost involved. if each tile costs $2.00 per sq ft, how much would it cost to have new tile put in the den? a) $24 b) $36 c) $48 d) $54 plz awnser soon

Which set of fractions are ordered from least to greatest