) Sue has twice as many books as Joe. Together they have 30 books. How many books does Sue have?
a.) 20 b.) 15 c.) 60 d.) 10

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

How do you solve a question like this?

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details