Bethany is 13 years older than twice Mary's age.

Bethany is 13 years older than twice Mary's age.Group of answer choices𝑀=2𝐵+13𝐵=2𝑀−13𝐵=2𝑀+132𝐵=𝑀+13

Mary, who is sixteen years old, is four times as old as her brother. How old will Mary be when she is twice as old as her brother?

Abigail is 9 years old, and her brother Ron is a third of her age. How old will her brother be when Abigail is 18 years old?

If Sarah is older than Tom, and Tom is older than Jessica, who is the oldest?

Emily is four years old. Her big sister Amy is three times as old as Emily. How old will Amy be when she is twice as old as Emily?