Which Indian cricketer is known as "Brown Bradman"?

Which of the following Pair are not parent and child who have both won the Nobel prize?

Who was the first women nominated member of Rajya Sabha of India?

Who was the first living Indian to feature on a postage stamp of India?

According to the Mahabharata, who was the father of Chitrasena, Vrishasena and Satyasena?

In 2018, which team did India defeat in the final to win the ICC U19 World Cup for the record fourth time?

According to Hindu epics, which of these sages was also known as Kumbhasambhava, meaning born out of a pitcher?

In geometry the measure of which angles is less than 90 degrees?

In which city was the tenth Sikh guru, Guru Gobind Singh, born?

What is nano science

Pawan can do a work in 20 days. Karthik can do the same work in 12 days and Rohan can do the same in 16 days. Karthik and Rohan start the work and leave after 6 days. Pawan finishes the remaining work in X days. What is the value of X?

Karthik and Rohan complete 6/12+6/16=7/8 part of the work, leaving 1/8 of the work incomplete. If Pawan spends 20 days for full work then:

20-1 x-1/8

x=20*1/8=2.5 days for remaining work

The answer is 2.5 days

If log4 + log(13x+1) = log(5x+9) + 1, then what is the value of x?

Note: Assume all log represented is to the base of 10.