40% of ‘s’ along with 60% of ‘t’ makes a total of 200. If ‘t’ is 70 more than ‘s’, then calculate (2s – t).
...Monthly income of A is Rs. 7000 and he saves 28% of his monthly income. If monthly expenditure of A is decreased by 35% while his monthly savings is inc...
The sum of the incomes of A and B is Rs. 72,000. A spends 40% of his income while B spends 80% of his income such that the savings of B is Rs. 4,000 le...
- Due to a loss, Kavita’s income reduced from Rs. 39,000 to Rs. 31,590. Calculate how much approximate percentage her income decreased.
In an exam, Rina scored 54% marks and failed by 80 marks whereas Tina scored 74% marks in the same exam and scored 60 marks more than the passing marks....
- Rohit purchased a mobile phone for Rs. 18,500 and sold it for Rs. 21,465. Find the percentage of profit he made.
if ratio of present age of Aman to that of Bineet is given as 2:3 and the ratio of present age of Aman to that of Chintu is 13:8.Then, what will be the ...
The population of a town rose by 7% and then 9% in the next year, followed by a drop of 15% in the third year. If the population in 2023 stood at 27,214...
A student multiplied a number by 8/5 instead of 5/8. What is the percentage error in the calculation?
A candidate just passed by getting 100 answers correct by attempting 200 of the total questions. Find the total number of questions in the examination i...
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