joycebenicarlo58 joycebenicarlo58

15-12-2021
Mathematics

contestada

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

Respuesta :

gabriellavillanque gabriellavillanque

15-12-2021

Answer:

30

Step-by-step explanation:

lea was 5 ten years ago

mary was 4 times older 4x5 is 20

20+10 is 30 and adding ten years to leas age is 15 so

15 is the half of 30

sorry for not explaining it well...

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