Question
A single reservoir supplies petrol to the whole city,
and the reservoir is fed by a single pipeline filling the reservoir with a stream of uniform volume. When the reservoir is full and if 40,000 litres of petrol is used daily, the supply fails in 65 days. If 45,000 litres of petrol is used daily, it fails in 55 days. How much petrol can be used daily without the supply ever failing?Solution
In a train, 45% of the passengers are females. Out of total number of passengers, 65% have unreserved tickets out of which 27% are females. How much per...
If 35% of 40% of 7/5 of a number is 490, then what is 25% of 2/3 of that number?
A man invested all his current month income in starting of a new business in which he spends 40% in advertisement 20% of remaining in furniture 10% of r...
- In a town, 30% of the population is ineligible to vote. Among those eligible, 50% are women. If 2/5 of eligible men and 1/5 of eligible women voted, find t...
'S' earns 50% more than 'T'. 'S' and 'T' save 45% and 25% of their incomes. If the gap between their expenses is Rs. 1,200, how much does 'S' save?
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Raj saves Rs. 4500 more if he spends 65% of his income instead of 80%. Find the savings of Sanjay whose income is 25% more than that of Raj, and spends ...
- A value is increased by 10% and then further increased by 15%. Determine the overall percentage increase.
A person spent 23% of his monthly income on food and 44% of the remaining on rent. If amount spent on rent is Rs 1694, then find the amount spent on food.
A man has Rs. 15,000 with him. He gives away 12% of this for charity, 15% of the remaining amount for education, and 20% of the new remaining amount for...
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