The bar graph given below represents the revenue of a firm for 8 years. All the revenue figures have been shown in terms of Rs. crores.

By what percentage has the revenue of the firm decreased in 2010 with respect to the last year ?

In how many years, the revenue of the firm is less than the average revenue for these 8 years ?

In which year the firm has shown maximum percentage increase in its revenue with respect to the previous year ?

What is the total value of revenue of the firm (in Rs. crores) in years 2010, 2011 and 2012?

In the following question, which one of the given responses would be a meaningful order of the following words in ascending order ?

In triangle $mathrm{ABC}, angle mathrm{BAC}=75^{circ}, angle mathrm{ABC}=45^{circ} cdot overline{mathrm{BC}}$ is produced to $mathrm{D}$. If $angle mathrm{ACD}=x^{circ}$, then $frac{x}{3} \%$ of $60^{circ}$ is

If $x=3+2 sqrt{2}$, the value of $x^{2}+frac{1}{x^{2}}$ is

If $2 mathrm{~A}=3 mathrm{~B}$, then what is the value of $frac{(mathrm{A}+mathrm{B})}{mathrm{A}} ?$

When a discount of 20% is given on a sweater, the profit is 28%. If the discount is 14%, then the profit is

Equation of a line is taken as 3x – 4y + 5 = 0. Its slope and intercept on y-axis ;

If $frac{a}{b}+frac{b}{a}-1=0$, then the value of $a^{3}+b^{3}$ is

At an instant, the length of the shadow of a pole is $sqrt{3}$ times the height of the pole. The angle of elevation of the Sun at that moment is

If θ is positive acute angle and 3 (sec²θ + tan²θ ) = 5, then which one is true ?

A cylindrical vessel of height 5 cm and radius 4 cm is completely filled with sand. When this sand is poured out it forms a right circular cone of radius 6 cm. What will be the height of this cone?

(Take $pi=frac{22}{7}$ )

The average marks obtained by 180 students in an examination is 50. If the average marks of passed students is 80 and that of the failed students is 40, then what is the number of students who failed the examination ?

A fraction becomes $frac{9}{11}$, if 2 is added to both the numerator and the denominator. If 3 is added to both the numerator and the denominator it becomes $frac{5}{6}$. What is the fraction?

A dishonest dealer professes to sell his goods at the cost price but uses a false weight of 850 g instead of 1 kg. His gain percent is

If the selling price of 318 articles is equal to the cost price of 212 articles, then what is the loss percentage ?

If cosC – cosD = y, then the value of y is

Profit obtained on selling an article for Rs. 310 is equal to the loss incurred on selling that article for Rs. 230. What will be the loss percentage when selling price is Rs. 180?

A certain sum of money will be doubled in 15 years at the rate of simple interest percent per annum of

The average age of four members of a family is 32 years. If the age of a guest is included, then the average age increases by 12.5%. What is the age (in years) of the guest ?

A train 150 metres long crosses a milestone in 15 seconds and crosses another train of the same length travelling in the opposite direction in 12 seconds. The speed of the second train in km/hr is

If x and y are positive real numbers and xy = 8, then the minimum value of 2x + y is

In a ’ΔABC, AB = AC and BA is produced to D such that AC = AD. Then the ∠BCD is