Question
Gaurav covered 225 km distance in 9 hours. The first
part of his journey he covered by car, then he hired a rickshaw. The speed of car and rickshaw is 30 km/hr and 18 km/hr respectively. The ratio of distances covered by car and rickshaw respectively:Solution

Simplify the following Boolean expression using Boolean algebra laws:
F = (A + B) * (A' + C) * (B + C)
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The banker’s algorithm is used
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COBOL is used in
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