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32 votes
32 votes
Marina's father's age is triple her age plus her sister's age, knowing Marina is 12 and her father 48, how old is Marina's sister? write the equation, calculate the age of the marina's sister and identify if they are twins

User Nael
by
2.7k points

2 Answers

17 votes
17 votes

Answer:

no

Explanation:

User Cesar Justo
by
3.3k points
13 votes
13 votes

Answer:

Marina's age = 12

Her father's age = 48

triple Marina's age = 12x3

= 36

The age of Marina's sister

= 48-36

= 12

Therefore, Marina's sister's age is 12

User Zaadeh
by
3.2k points