The ratio of the monthly incomes of X and Y is 5: 4 and that of their monthly expenditures is 9: 7. If the income of Y is equal to the expenditure of X, then what is the ratio of the savings of X and Y?

Direction: Study the following line graph carefully and answer the questions given below.
 In the below line graph, the number of animals in two zoo A and B in the years – 2001, 2003, 2005 and 2007 is given.

What is the sum of the differences of the number of animals in zoo-A and zoo-B in the years 2001, 2003 and 2005?

Direction: What value will come in place of the question mark (?) in the following question?

8, 17, 53, ?, 1079, 6479

Directions : The bar graph, given here, shows the demand and production of colour televisions of five companies for Diwali season in the year 2009. Study the graph carefully and answer the questions based on the graph.

The demand of colour televisions of company B is appoximately what per cent of that of company C ?

If x = 2 then the value of x³ + 27x² + 243x + 631 is

The value of   is

In ∆ABC, ∠A=90⁰ , AD is the bisector of ∠A meeting BC at D, and DE ⊥ AC at E. if AB = 10 cm and AC = 15 cm, then the length of DE, in cm, is:

Direction: Read the following table carefully and answer the following questions:

The male workers are approximately what percent of the total workers of five companies?