Find the total age of a family of 7 people, if the age of eldest and youngest members is 50 and 21, respectively. And the members of the rest of the 5 members are in a ratio 2.5 : 3 : 3.5 : 4 : 4.5, the age of the 2nd youngest being 25 years.

Find the total age of a family of 7 people, if the age of eldest and youngest members is 50 and 21, respectively. And the members of the rest of the 5 members are in a ratio 2.5 : 3 : 3.5 : 4 : 4.5, the age of the 2nd youngest being 25 years. Correct Answer 245 years

The total age of the family = Age of the eldest + age of the youngest + age of the 5 rest members Age of the 5 members are in a ratio 2.5 : 3 : 3.5 : 4 : 4.5 Let these ages be in relation to a constant x. 2.5x = 25 (Given) X = 10 The age of the rest of the members of the family: 3x = 30, 3.5x = 35, 4x = 40 and 4.5x = 45 The total age of the family = 20 + 25 + 30 + 35 + 40 + 45 + 50 = 245 years
Bissoy MCQ

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