GetGudEric396 GetGudEric396

03-08-2017
Mathematics

contestada

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? explained

Respuesta :

thowecomewithaburden thowecomewithaburden

03-08-2017

First, you find the brother's age by dividing mary's age by 4.
16 ÷ 4 = 4
Now that you have two ages, you can just make a list to find the answer.
16 and 4
18 and 6
20 and 8
22 and 10
24 and 12

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