For the following questions answer them individually
Three years ago, the average age of a family of 5 members was 17 years. In the meantime a baby was born and the average age of the family is the same today. The present age of the baby is
Percent of division of Mr. X’s income in different categories for the month of January and February is given below. Study the graph and answer questions.
Total income: January 2010 = ₹ 35,000
Total income: February 2010 = ₹ 45,000
If in February, 25% of the savings was spent for buying gifts, then Mr. X bought gifts worth ₹
The percentage change in the expenditure on house rent in the two months of January and February was
The following pie-chart shows the result of a survey among 100 students regarding their subject preference. Examine the chart and answer questions.
The number of students who prefer Computer exceeds that of the students who prefer Mathematics by
Preference in Biology exceeds that in English by x number of students. With respect to total number of students involved, x% stands for
The ratio of students whose subject preference was Computer over Mathematics or English is