bobhow64 bobhow64
  • 25-05-2019
  • Mathematics
contestada

In 20 years Mary will be three times as old as she is now. How old is she now?

Respuesta :

123kiwi
123kiwi 123kiwi
  • 25-05-2019

Mary is 10 yrs old now.

Explanation:

10+20=30

30÷3=10

So, Mary has to be 10yrs old now.

Answer Link

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