Question
A bag contains 18 black and 20 white balls. One ball is
drawn at random. What is the probability that the ball drawn is white?Solution
Let number of balls = (18 + 20) = 38 Number of white balls = 20 P (drawing a white ball) = 20/38 = 10/19
What element is primarily used in a Proton Fusion Engine?
Who invented the mercury thermometer?
Which of the following organisations launched a special programme called 'Young Scientist Programme ?'
RHEA and TETHYS are names of which celestial bodies
What are the initial symptoms of Mpox?
Rustom-2 is a/an __________ developed by India's Defence Research and Development Organisation (DRDO).
Who discovered the antibiotic streptomycin, used to treat TB?
Which gland in the human body is also known as the "third eye"?
Which enzyme is pivotal in blood clotting?
In which of the following cities has ISRO launched Human Space Flight Centre in 2019?