Let the total amount of work = 20 units {LCM of 10 and 20} Then, efficiency of ‘A’ = 20/10 = 2 units/day Efficiency of ‘B’ = 20/20 = 1 units/day Combined efficiency of ‘A’ and ‘B’ = 2 + 1 = 3 units/day Work completed by ‘A’ and ‘B’ together in 3 days = 3 × 3 = 9 units Remaining work = 20 – 9 = 11 units Time taken by ‘A’ alone to complete the remaining work = 11/2 = 5.5 days
'Rang Ghar', one of Asia's oldest amphitheatres, was built by the king of the ______ dynasty.
 Consider the following statements regarding the Babbar Akali movement during the years 1921 – 1925.
1. The movement included Guru Sikhs, ...
In MCLR, what does M stand for?
Which Chief Minister made an announcement regarding the issuance of Kunbi certificates to old Maratha Kunbis in 2023?
Which of the following rivers rises in the Gawilgarh Hills of the central Deccan plateau in south-central Madhya Pradesh state?
Palli Village is India's first panchayat to become carbon neutral. It is situated in which state?
In what year was the Food Security Act passed?
The period of 1600 to 1700 in the history is known as_______?
How many grand slams has Leander Paes won in doubles and mixed doubles category?
The policy of ‘paramountcy’ was initiated under which of the following governor general?