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Popolare Word Problems >

George is twice as old as Jack. Jack is twice as old as Alex. The sum of their ages is 147

Soluzione

G eor g e i s tw i ce a s o l d a s J a c k . J a c k i s tw i ce a s o l d a s A l e x . T h e s u m o f t h e i r a g es i s 147

Soluzione

Jack^{'} s age is : 42

George^{'} s age is : 84

Alex^{'} s age is : 21

Fasi della soluzione

Translate the problem into an equation:

2 x + x + \frac{x}{2} = 147

Risolvi per

x, 2 x + x + \frac{x}{2} = 147 : x = 42

Trova age

Jack^{'} s age is : 42

George^{'} s age is : 84

Alex^{'} s age is : 21

Esempi popolari

Kwabena's age is twice Araba's age. The sum of their ages is 18 ,Sam is 7 years old and Anoushka is 18 years old. In how many years will Anoushka be twice as old as Sam?Gollum's age is 50 less than 5 times Bilbo's age. If Gollum is 595 years old, how old is Bilbo?Five years ago, Nina was twice as old as Sam. In five years, she will be 1.5 times as old as Sam. How old are Nina and Sam now?d. Indicator Dakora is three years more than twice the age of Bayor. If Bayor was 14 years two years ago. Find Dakora's present age