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Let length and width of the rectangular field be ‘8x’ metres and ‘3x’ metres, respectively. So, 2(8x + 3x) = 330 Or, x = 15 Area of the field = 8x × 3x = 24 × (15)2 = 5400 m2
A candidate who gets 24% marks fails by 8 marks but another candidate who gets 40% marks gets 12% more than the passing marks. Find the maximum marks.
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...
A quantity is increased by 60% at first, and later decreased by 45%. Calculate the net percentage change.
A person saves 20% of his monthly income. If his monthly is increased by 35% and he still saves the same amount as before then find percentage increase ...
There are two slabs of income tax, 7% tax for income up to 3 lakh and 12.5% for income above 3 lakh. Nitin tried to evade tax by hiding some of the inco...
In a colony, there are 60 APL families and 30 BPL families. Each APL and BPL family got blankets equal to 22% and 70%, respectively of total number of f...
A number when reduced by 35% gives 195. Find the number?
Two students appeared in an exam and one secured 10 marks more than the other. If marks of student who got more marks is 52% of the sum of the marks of ...
Find the value of x if, 25% of 80 = 225 – x% of 440.
A student multiplied a number by 8/5 instead of 5/8. What is the percentage error in the calculation?
