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mrs. bailey had 12 pieces of candy. she gave away some candy and has 3 pieces left. what is the percent decrease of candy?

75%

The drawings will help

Refer to the first one to help understand the second.

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540