The sum of digits of a two-digit number is 9. When the digits are reversed, the number decreases by 45. Find the changed number.
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A pipe can fill a sump with water in 2 hours. Because of a leak, it took 2 2/3 hrs to fill the sump. The leak can drain all the water of the sump in
Which vaccine is primarily used against tuberculosis?
In Microsoft Word, ____________ setting allows us to align the text at a particular point, or to create a tabular layout.
A team of 8 persons joins in a shooting competition. The best marksman scored 85 points. If he had scored 92 points, the average score for the team would have been 84. The number of points the team scored was
Venus is the _______ planet from the Sun.
A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
FI, KM, PQ, ?
Who discovered Proton?