Mathematics, 15.12.2021 06:10, andrespacheco5888

Mary was four times as old as Lea ten years ago. If she is now twice as old as Lea, how old is Mary?

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Mathematics, 22.06.2019 03:30, kristaaune2374

Ben and cam are scuba diving. ben is 15.815.8 meters below the surface of the water. cam is 4.24.2 meters above ben. what is cam's position relative to the surface of the water? choose 1 choose 1 (choice a) a 11.611.6 meters above the surface of the water (choice b) b 11.611.6 meters below the surface of the water (choice c) c 2020 meters above the surface of the water (choice d) d 20 meters below the surface of the water