Directions:Consider the following scenario answer the question 26-30: In afamily, there are 6 people i.e. grandfather, grandmother, father, mother, a boyand a girl, he age of the boy is 2 years. The girl is 3 years older than boy.Father's age is seven times the age of girl. Mother is three years younger thanfather. Grandfather's age is thirty times the age of boy and grandmother iseleven times the age of girl. The difference between age of grandfather and grandmother is ____.

• A. 05           
• B. 10            
• C. 15                   
• D.          None of these