Question
Vishnu purchased a new plot that needed to be fenced
immediately, thereby reducing the length and width of the rectangular workplace by 2% respectively. Find the % reduction in area.Solution
Consecutive reduction in length and breadth by 2% and 2% formula =x+y+(xy/100) Decreasing percentage = -2-2+(2×2)/100 =-4+0.04 =-3.96% =3.96% decrease.
A man spent 50% of his income in May. If his savings is increased by 30% in June and becomes Rs. 9100, then find the income of man in May.
- A town had 30,000 people in 2010. In 2011, the population rose by 25%, dropped by 20% in 2012, and rose again by 10% in 2013. Find the population at the en...
When A's income is doubled and his expenditure remains unchanged, his savings increase by Rs. 40,000. If B's income is 15% higher than A's initial incom...
The total number of students in a college is 13,200. If the number of male students increases by 30% and the number of female students increases by 20% ...
A man spends 25% of his monthly salary on Rent and 32% on Groceries. He invest remaining monthly salary in the ratio of 11: 5 in Mutual Funds and Fixed ...
Ajay spent 30% of his monthly income on rent and 46% of the remaining on food and the rest amount is saved by him which is Rs. 3213, then find the month...
In an office with 400 employees (comprising both men and women), preferences for either 'Tea' or 'Coffee' exist. The number of men who like 'Tea' to tho...
In an exam, Riya scored 40% and fell short of the pass mark by 20 marks, whereas Mehul scored 50% and exceeded the passing mark by 10 marks. What are th...
In an election between two candidates 'M' and 'N', 'M' got 68% of the votes and won by 8,820 votes. Find the number of votes received by 'N'.
Relevant for Exams:
