Question
Twelve years ago, the ratio of
the ages of Amit and Bheema was 4:5. Currently, the average age of Bheema and Chinu is 33 years, and the ratio of the present ages of Amit and Chinu is 3:2. What is the ratio of the present ages of Bheema and Chinu?Solution
ATQ, Let age of Amit and Bheema, 12 years ago was 4a years and 5a years respectively. Present age of Chinu = 33 Γ 2 β (5a + 12) = (54 β 5a) years ATQ; (54 β 5a)/(4a + 12) = 2/3 Or, 162 β 15a = 8a + 24 Or, 23a = 138 Or, a = 6 So, present age of Bheema = 5 Γ 6 + 12 = 42 years Present age of Chinu = 54 β 5 Γ 6 = 24 years Desired ratio = 42:24 = 7:4
Under which article of the Constitution, the Allahabad High Court has recently declared the UP Board of Madrasa Education Act 2004 unconstitutional?
Who published *A New System of Chemical Philosophy* in 1808, proposing the atomic theory of matter?
- Which state is home to Madhav National Park, recently declared as India's 58th tiger reserve?
- How many districts in Arunachal Pradesh have recently been declared malaria-free?
- What is the name of the Thai adaptation of the Indian epic Ramayana?
- Which region was recognized as the leading performer in the initial phase of the Khelo India Winter Games (KIWG) 2025?
Match the following personalities with their positions:
Who is the Deputy President of FIDE as of 2024?
- Which of the following is an allotrope of carbon with a structure composed entirely of carbon atoms?
- Which part of the body does meningitis affect?