According t the question, => 3520 = 8000 x [(100 + x)/100]2 – 8000 => 11520 = 0.8 x (100 + x)2 => (100 + x)2 = 14400 => x = 120 – 100 => x = 20
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Two numbers are less than a third number by 25% and 31% respectively. Find the percent by which the second number is less than the first.
A person spent 26% of his monthly income on food and 55% of the remaining on rent. If amount spent on rent is Rs 2035, then find the amount spent...
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A man donated 10%, 16% and 28% of his income to three NGOs ‘A’, ‘B’ and ‘C’, respectively. They spent 75%, 80% and 50% of respective sums re...
Teena decided to donate 10% of her salary as a charity. On the day of donation she changed her mind and donated Rs 3680 which was 9...
Pooja, Rohan, and Suman contested an election in which 8200 votes were polled and none of the votes were invalid. Rohan got 40% more votes than the tota...
There were two candidate in an election. 15% of the total voters did not cast their votes whereas 10% of the casting votes were declared invalid. If the...
