Question
The process of killing pupa without changing the cocoon
shell layer is calledSolution
Stifling - Applied to silk cocoons in order to kill the pupae preventing the emergence of moths and allowing them to preserve the silk for long periods of time. Aggressive methods like sun exposure, hot steam from boiling water or hot air.
- The price of electricity rose by 40%. Ravi, in response, reduced his usage by 25%. Determine the change in his electricity bill.
Ravi scored 35% in an exam and failed by 40 marks. Meena scored 50% and crossed the passing mark by 20 marks. What are the passing marks of the test?
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A candidate who gets 25% marks fails by 12 marks but another candidate who gets 45% marks gets 10% more than the passing marks. Find the maximum marks.
- Ravi appeared for two papers: Physics and Chemistry. He scored 68 out of 80 in Physics and 74 out of 85 in Chemistry. Calculate his total percentage marks.
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