A boy crosses a 300 metres wide road in 30 seconds. What is his speed (in km/hr)?
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The ratio of the present ages of Reena and her husband is 4 : 5. 8 years from now, ages of her husband and her son will be in the ratio 24 : 9. If the present age of Reena is 32 years, then what will be her son’s present age (in years)?
If an object is placed at the center of curvature of a concave mirror, then the image formed will be
What cells line the ventricles of the brain?
Which king's story is the subject of the play Mudrarakshasa?
What is the common name of the solution of calcium hydroxide?
Ravuri Bharadhwaja won Jnanpith Award for work in which language?
Select the odd word/letters/number/number pair from the given alternatives.