Question
The ratio of age of ‘B’ after 3 years from now and
age of ‘C’ 8 years ago from now is 7:4, respectively. The present age of ‘C’ is 30% of the present age of ‘A’. If present age of ‘A’ is 40 years then find the present age of ‘B’.Solution
Present age of ‘C’ = 0.3 × 40 = 12 years 8 years ago from now, age of ‘C’ = 12 – 8 = 4 years 3 years hence from now, age of ‘B’ = 4 × (7/4) = 7 years Present age of ‘B’ = 7 – 3 = 4 years
Which country will host the world's fastest motorbike race 'Moto GP’ 2023?
In which year, Kanungo was given the authority of Police Inspector and Patwari was given the authority of Sub Inspector?
When is National Tribal Festival celebrated?
Which age group does NEP 2020 target for quality early childhood care and education?
How many people are set to participate in the Nilgiri Tahr census conducted by Tamil Nadu and Kerala?
In which year the Kumbh Mela of Haridwar was included in the intangible cultural heritage of humanity by UNESCO?
Who won the men’s doubles champions in the Indonesia Open 2023?
What was the estimated record foodgrain production for 2023-24 as per the Union Agriculture Ministry?
When was the Ministry of Education (MoE) created?
Which of the following have been acknowledged as the most dependable electronic media entities in the nation in accordance with the 2023 issue of the Re...
Relevant for Exams:
