How much change will you get back if you bought three $0.99 chocolate bars and paid with a $5 bill

What scale factor was applied to the first rectangle to get the resulting image interior answer as a decimal in the box

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

Azul has 4 green picks and no orange picks.you add orange picks so that there are 2 orange picks for every 1 green pick.how many picks are there now.