Question
The average age of a husband and his wife was 23 years
when they were married 5 years ago. The average age of the husband, the wife and their child is 20 years now. How old is the child now?Solution
Let present ages of husband, wife and child be x, y and z years respectively. Given, ⇒ [(x – 5) + (y – 5)]/ 2 = 23 ⇒ x + y = 46 + 10 = 56 Given, ⇒ (x + y + z)/3 = 20 ⇒ x + y + z = 60 ⇒ 56 + z = 60 ⇒ z = 4 ∴ Child is 4 years old now.
- Arrange the following mountain passes from north to south:
(A) Shipki La
(B) Nathu La
(C) Zoji La
(D) Lipulekh - The Telugu film ‘RRR’ is inspired by the lives of which Indian freedom fighters?
Fundamental Rights are enumerated in the Constitution of India under which of the following Parts?
'Windows' is related to 'Operating System', in the same way as 'MS Word' is related to '____'.
Padma Shri awardee Darshana Jhaveri is a famous ________ dancer.
Dr. Rajendra Prasad was awarded the Bharat Ratna in which year?
- Match the following places with their corresponding historical events:
I) Mayurbhanj - 1) Merged into Odisha
II) Kolhapur - 2) Merged into Bombay Pr... In August 2024, who made history by becoming the first woman appointed as the Director General Medical Services of the Indian Army?
What is the corpus for the Fund for Innovation and Technology (FIAT)?
- How would the time period of a pendulum change if it were taken to the Moon?
Relevant for Exams:
