Question
If the force of attraction between the earth and an
apple separated by distance ‘x’ is ‘F’, then the force acting on the same apple kept at a distance ‘2x’ will be ______.Solution
The correct answer is B
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A and B can complete a work together in 20 days. If A alone can complete one-fourth of the work in ‘x’ days and remaining work is completed by B alo...
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Pooja is twice as efficient as Nita and four times as efficient as Kavya. If Nita takes 30 days to finish some work, then find the time taken by Pooja ...
X and Y together complete a job in 18 days, while Y alone can do it in 30 days. The ratio of efficiencies of X and Z is 4:5 respectively. What is the ra...
Ravi and Sunil can complete a task in 12 days and 30 days respectively. Ravi started the task alone. After how many days should Sunil join him so that t...
- C is 50% more efficient than D and can complete a task in 18 days. C and D work together for 6 days, after which D leaves. In how many more days will C fin...
Calculate the number of days it would take for a team of 8 boys, 5 girls, and 5 children to Construct a building. This building was previously constru...
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