There are 3 workers in the factory A, B, C. The age of A is 4 more than the age of B and the age of B is 4 more than the age of C. If the sum of the square of the ages is 1202. What is the sum of their ages?  Choose the correct choice from the following answers:
A) 50
B) 55
C) 60
D) 65
E) 70
let age of b=x;   age of a=x+4;   age of c=x-4;   sum of squares of ages =&gt;3x^2+32   =&gt;x=19.7=&gt;20   sum of ages=60   ANSWER:60
<result>C</result>
There are 3 workers in the factory A, B, C. The age of A is 4 more than the age of B and the age of B is 4 more than the age of C. If the sum of the square of the ages is 1202. What is the sum of their ages?