joshuawanyuelam joshuawanyuelam

28-06-2021
Mathematics

contestada

the mean age of 8 people is 16 years. when mrs. hernandez's age is included, the mean age increases to 20. how old is mrs. hernandez?

Respuesta :

loconte loconte

28-06-2021

Answer:

52

Step-by-step explanation:

8*16 = 128

8*20 = 180

180-128 =52

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