If the total monthly income of 16 persons is ₹ 80,800 and the income of one of them is 120% of the average income, then his income is 

If the length of a rectangle increases by 50% and the breadth decreases by 25%, then what will be the percent increase in its area?

A student was asked to find 3.5% of an amount, he mistakenly found 5.5% which was Rs.220, what would be the correct answer?

35 percent of a number is 1249.5. What is 78 percent of that number?

75% of a number is equal to three-seventh of another number. What is the ratio between the first number and the second number respectively?

If there is an increase of 25% in edible oils, by what percent should a housewife reduce her consumption of oil so that the expenditure on this item does not increase?

If the length of a rectangle is increased by 10% and the area is unchanged, then how much percent does the breadth decrease?

In an examination 60% of the students passed in English and 70% in Mathematics, if 20% of the students failed in both the subjects and 2500 students passed in both the subjects, then what is the total number of candidates?