AGES of father and son, 7 years ago = 4 : 1Ratio of ages of father and son, 7 years hence = 2 : 1Calculation:LET the AGE of father and son 7 years ago be 4x and x respectivelyAge of father 7 years hence = 4x + 7 + 7⇒ 4x + 14Age of son 7 years hence = x + 7 + 7⇒ x + 14Now, according to question,(4x + 14)/(x + 14) = 2/1⇒ 4x + 14 = 2x + 28⇒ 2x = 14⇒ x = 7Present age of father = 4x + 7⇒ 4 × 7 + 7 years⇒ 35 yearsAge of son = x + 7⇒ 7 + 7 years⇒ 14 yearsRequired ratio = 35 years : 14 years⇒ 5 : 2∴ The ratio of their PRESENT ages is 5 : 2

"> AGES of father and son, 7 years ago = 4 : 1Ratio of ages of father and son, 7 years hence = 2 : 1Calculation:LET the AGE of father and son 7 years ago be 4x and x respectivelyAge of father 7 years hence = 4x + 7 + 7⇒ 4x + 14Age of son 7 years hence = x + 7 + 7⇒ x + 14Now, according to question,(4x + 14)/(x + 14) = 2/1⇒ 4x + 14 = 2x + 28⇒ 2x = 14⇒ x = 7Present age of father = 4x + 7⇒ 4 × 7 + 7 years⇒ 35 yearsAge of son = x + 7⇒ 7 + 7 years⇒ 14 yearsRequired ratio = 35 years : 14 years⇒ 5 : 2∴ The ratio of their PRESENT ages is 5 : 2

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Seven years ago ratio of the ages of father and son was 4 ∶ 1. Seven years hence from now the ratio of their ages will be 2 ∶ 1. What is the ratio of their present ages?

General Knowledge General Awareness in General Knowledge . 7 months ago

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Given:Ratio of AGES of father and son, 7 years ago = 4 : 1Ratio of ages of father and son, 7 years hence = 2 : 1Calculation:LET the AGE of father and son 7 years ago be 4x and x respectivelyAge of father 7 years hence = 4x + 7 + 7⇒ 4x + 14Age of son 7 years hence = x + 7 + 7⇒ x + 14Now, according to question,(4x + 14)/(x + 14) = 2/1⇒ 4x + 14 = 2x + 28⇒ 2x = 14⇒ x = 7Present age of father = 4x + 7⇒ 4 × 7 + 7 years⇒ 35 yearsAge of son = x + 7⇒ 7 + 7 years⇒ 14 yearsRequired ratio = 35 years : 14 years⇒ 5 : 2∴ The ratio of their PRESENT ages is 5 : 2

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Posted on 30 Nov 2024, this text provides information on General Knowledge related to General Awareness in General Knowledge. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.

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