Use Equivalent ratios to solve for the unknown (thank you so much!)

Describe what moves you could use to create the transformation of the original image shown at right

Twelve less than a number is at most 20

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?