Respuesta :

80% are 15 ...............
wegnerkolmp2741o

Answer:

80% are 15 years old

Step-by-step explanation:

To find the percent , we need to know how many out of 100

20/25

Multiply the top and bottom by 4

20*4

-----------

25*4

80/100

This is 80%

80% are 15 years old

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